《When was it invented?》SectionD PPT
第一部分内容：What’s it used for?
It’s used for listening to music.
What’s it made of?
It’s made of plastic.
Where was it invented?
It was invented in Korea.
When was it invented?
It was invented in 1998.
... ... ...
《When was it invented?》PPT，第二部分内容：Read the passage and discuss the questions on Page88.
1. How did the early explorers know where they were?
They found out where they were by using stars.
2. What’s the disadvantage of using the stars as guiding marks?
Its disadvantage is that it didn’t work well when the weather was bad and the stars could not be seen.
3. What is a GPS? Is it useful to use?
It is like a man-made star. We can use it at any time, in any place and in any weather to find out our position. It is very useful.
4. What do you think the GPS will be used for in the future?
... ... ...
《When was it invented?》PPT，第三部分内容：Key words
explore
explorer, mark
find out, in…direction
work well, as long as
the rest of the time
solve, like, use, the shape of
great invention
... ... ...
《When was it invented?》PPT，第四部分内容：Exercise
根据首字母提示，完成短文。
Thanks to GPS, we can exactly know w _____we are now. GPS is like a man-made “star”. It can be u____ in any place and any weather condition to find out our p________. In the past, the early explorers had to use stars in the s____ to tell them where they were, however, this method didn’t work well when the weather was bad. So GPS is a great invention that can help humans to better e________ our planets.
... ... ...
《When was it invented?》PPT，第五部分内容：Grammar
Passive Voice (Ⅱ)
The radio was invented by Guglielmo Marconi in 1895.
When was the digital camera developed ?
It was developed in the 1970s.
Where was it developed?
It was developed in Japan.
What is a rocket used for?
It is used for sending satellites or spaceships into space.
Functions
I wish I could go into space some day.
I hope your dream will come true.
It’s said that he invented more than two thousand things during his life.
Inventing is interesting and exciting and everyone can be an inventor.
... ... ...
《When was it invented?》PPT，第六部分内容：Choose the best answer.
( ) 1.Hurry up, you ____ on the phone.
A. Wanted B. was wanted C. are wanted
( ) 2. Some stories _____the children by the teacher everyday.
A. is told for B. are told for C. are told to
( ) 3._____that he has studied abroad for five years.
A. It is said B. It says C. That is said
( ) 4.The window ____ five minutes ago.
A. is cleaned B. was cleaned C. can be cleaned
( ) 5.The children ______by the teachers at school.
A. take care of B. are taken care
C. are taken care of
... ... ...
《When was it invented?》PPT，第七部分内容：Project
This is Kangkang’s invention.
Look at the information and the picture.
What do you think of it ?
Discuss with your partners.
Project （2）
Describing Your Invention
2. Design your own invention. Draw a picture of it and write down the information about it.
3. Show the picture of your invention and describe it to the class.
4. Discuss in groups to decide which is the most useful /interesting/funny invention.
... ... ...
《When was it invented?》PPT，第八部分内容：Summary
We Learn:
1. Some words : mark, explorer
2. Some phrases: find out, in …, direction,
as long as, work well, the rest of the time,
be used to, the shape of
3. Some sentences:
This method worked well at night as long
as the weather was good and the stars could be seen.
We can:
1. Use the passive voice of the simple past tense more properly.
2.Talk about new technology GPS.
3. Develope our imagination and creativity by designing our own inventions.
... ... ...
《When was it invented?》PPT，第九部分内容：Assignment
Read 1a.
Memorize the useful expressions and key sentences that we learn in this topic.
Finish Section D in your workbook.
Preview Section A of Topic 2.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 13:36:13
0
九年级上册
《When was it invented?》SectionC PPT
第一部分内容：Review
Make dialogs like this:
A: When was the car invented?
B: It was invented in 1885.
A: Who was the car invented by?
B: It was invented by Karl Benz.
Work in groups and discuss the questions before reading.
1.What is an invention?
invention n.发明，创造
invent v. 发明，创造
inventor n. 发明者，发明家
An invention may be a new product or a new way of doing things.
2. List some inventions that you know and their inventors.
computer lock television light bulb chopsticks crayon …
3. Do you think you can be an inventor? Why?
Yes, inventing is interesting and exciting and everyone can be an inventor.
... ... ...
《When was it invented?》PPT，第二部分内容：Read 1a and put the sentences in the correct places .
A. Draw your invention. B. Name your invention.
C. Test your invention. D. Use your imagination.
E. Plan and design your invention.
___ You can have wild and crazy thoughts. Remember that no idea is too silly. Many people laughed at the Wright brothers and said they would never fly. But they weren’t discouraged by what people said. That’s why now we have planes.
_______ Careful planning is important in the invention process. This is the time to brainstorm for ideas and to evaluate them.
_______ Make a detailed drawing of your invention so others will understand how your invention works.
Make a model of your invention.
_______ See if your invention works as it is planned . If not, do more research, redesign it, and test it again.
_______ Every invention needs a name.
Share your inventions with others.
... ... ...
《When was it invented?》PPT，第三部分内容：Can you list it?
1. An invention – come about –solve a problem– the result of –crayons—none of –be made in –interesting, exciting – inventor –a few simple steps
2.Use your imagination– thought– silly – laugh at –be discouraged
3.Plan and design your invention– be important to –brainstorm– evaluate
4.Draw your invention—make a detailed drawing
5. Make a model
6.Test your invention --do more research
7. Name your invention
8. Share…with
... ... ...
《When was it invented?》PPT，第四部分内容：Exercises
1.People used the light bulbs widely in the past. (改为被动语态）
The light bulbs ______ ______ _______ by people in the past.
2. We can launch spaceships to explore other planets. (改为被动语态）
Spaceships ______ ____ _________to explore other planets.
3. Gore Verbiniski directed the movie Pirates of the Caribean in America . (对划线部分提问）
_______ ______ Gore Verbiniski ________ the movie Pirates of the Caribbean?
4. The MP3 player was developed around 1998. (对划线部分提问)
________ ________ the MP3 player _______________?
... ... ...
《When was it invented?》PPT，第五部分内容：Summary
We learn : 1.Some words: invention, crayon, thought, silly, balloon, gun, robot, keyboard
2.Some phrases: laugh at，come come out，the result of …， none of …
3. Some sentences:
Inventing is interesting and exciting and everyone can be an inventor .
We can :
1. Talk about the process of an invention.
2. Write a passage about an invention.
... ... ...
《When was it invented?》PPT，第六部分内容：Assignment
Read 1a.
Memorize the useful expressions and key sentences that we learn today.
Finish Section C in your workbook.
Preview Section D.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 13:36:12
0
九年级上册
《When was it invented?》SectionB PPT
第一部分内容：Review
I. Choose the right answer. You can do it.
( )1.He ___play computer games unless he finished his homework.
A. was allowed to B. was not allowed to C. allow to
( )2.We all know that paper ___wood.
A. is made of B. is made into C. is made from
( )3.This kind of machine ___in 2006.
A. is invented B. is made C. was invented
( )4.A(An)___is used for taking photos.
A .Camera B. Lift C. MP3 player
( )5 .We should spend more time ___because it’s too important.
A .to learn English B. learning English C. in English
II. Fill in the blanks with the right preposition.
1.The desk is made _____ wood.
2.The red wine is made _____ grapes.
3.This delicious cake was made ___my mother.
4.Glasses are made ___ glass.
5.Our group is made up ___ four students.
6.That kind of machine is made _____Japan.
... ... ...
《When was it invented?》PPT，第二部分内容：Listen to 1a and choose the correct answers.
( ) 1. Where are Michael and Jane?
A. In the science museum.
B. At the school library.
C. In the zoo.
D. In the park.
( ) 2. Which object is not mentioned in the conversation ?
A. Light bulb. B. Airplane.
C. Television. D. Radio.
Fill in the blanks with the proper forms of the given words.
The first jeans were produced in 1855. At that time, they ___________(not call ) jeans and they were just hard-wearing pants designed for workers. The pants _____________ (make ) of the brown cloth. This kind of cloth ______ usually ________(use) for making tents. Nowadays, their materials have been changed so that it feels more comfortable. And many different jeans styles _______ also ________(create). They ___________( design) not only for workers but also for teenagers and women. Later jeans are popular all over the world.
... ... ...
《When was it invented?》PPT，第三部分内容：Exercises
1.The light bulb is w______ used by people everywhere.
2.Thomas Edison i_______ the light bulb in 1879.
3.It’s s______ that he invented more than two thousand things during his life.
4.The airplane was invented by Wilbur and Orville Wright in 1903. It’s d______ from today’s.
... ... ...
《When was it invented?》PPT，第四部分内容：Summary
We learn: 1.Some words: bulb, airplane, hard-wearing, Korea
2. Some phrases: be used by, more than, be different from
3. Some sentences:
It’s said that he invented more than two thousand things during his life.
We can: 1.Use the simple past passive voice:
Do you know when it was invented?
It was invented in 1879.
2.Talk about the inventors of some great inventions.
... ... ...
《When was it invented?》PPT，第五部分内容：Assignment
Read 1a.
Memorize the useful expressions and key sentences that we learn today.
Finish Section B in your workbook.
Preview Section C.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 13:36:12
0
九年级上册
《When was it invented?》SectionA PPT
第一部分内容：新课导入
被动语态(Passive Voice ) be + done
He speaks English.
is spoken by
主动语态：主语 + 动词 + 宾语
被动语态：主语 + be + 过去分词 + by + 宾语
Many people use computers.
Computers _____ ________
by _______ _________.
The workers plant trees in the garden.
Trees _____ _______ in the garden ____ the workers.
... ... ...
《When was it invented?》PPT，第二部分内容：Exercise
1. Trees __________ (water) in our school every three days.
2. The zoo ___________ (visit) by lots of children on weekends.
3. A Journey to West ________ (show) on CCTV every summer.
4.On Christmas Day, children wake up early and can’t wait ______ (open) the boxes of presents.
5. We’ll have a chance _____ (see) the flower show this weekend.
... ... ...
《When was it invented?》PPT，第三部分内容：Language points
be made of 由某种物质做成(看得出原材料，物理过程)
be made from 由某种物质制成(看不出原材料，化学过程)
be made up of 由几部分组成
be made in 在某地/某时制造
be made by 由某人制造
be made into 被制成
... ... ...
《When was it invented?》PPT，第四部分内容：Listen, look and say.
A. What’s it made of?
B. It’s made of metal.
A. Do you know what it is used for?
B. It’s used for sending satellites or spaceships into space.
allow v. 允许
1. allow sb. to do sth.
允许某人做某事
2. allow doing sth.
允许做某事
3. be allowed to do sth.
被允许做某事
... ... ...
《When was it invented?》PPT，第五部分内容：Let’s sum up together.
聚焦一般过去时的被动语态
结构:助动词(was/were)+及物动词的过去分词
1.肯定句式 ：主语+was /were+v.-ed
2.否定句式 ：主语+was/were + not+v.-ed
3.一般疑问句式： Was /Were+主语+vt.-ed
4.特殊疑问句式：疑问词W/H+was/were+主语+v.-ed
E.g. An e-mail was sent to her friend by Jane yesterday.
An e-mail wasn’t sent to her friend by Jane yesterday.
Was an e-mail sent to her friend by Jane yesterday?
Who was the e-mail sent to by Jane yesterday?
... ... ...
《When was it invented?》PPT，第六部分内容：Read 1a and answer the following questions.
1. Why did Kankang ask Jane not to spend too much time on computer games ?
It’s bad for her health if she spends too much time on them.
2. What’s a rocket used for?
It’s used for sending satellites or spaceships into space .
be used for 被用来做
be used to do 被用来做
be used as 被用作
used to do sth. 过去常做
be used to doing sth. 习惯于做
... ... ...
《When was it invented?》PPT，第七部分内容：Exercises
Change the following sentences.
1.My mother allows me to use her cellphone.(改为被动语态)
I _____ ______ _____ use my mother’s cellphone.
2.A rocket is used for launching satellites and spaceships.(就画线部分提问)
____ ___ a rocket ___ ___?
3.The digital camera was invented in 1975. (就划线部分提问)
____ ____ the digital camera _______ ?
4. Maybe he is an inventor. (改为同义句)
He ____ ____ an inventor.
... ... ...
《When was it invented?》PPT，第八部分内容：Summary
We learn: 1.Some words: lock, rocket, metal, satellite, spaceship
2. Some phrases: be made of, be used of,some day, come true
3. Some sentences:
(1) I wish I could go into space some day.
(2) I hope your dream will come true.
(3) -What is a rocket used for?
-It’s used for sending satellites or spaceships into space.
We can: Use the passive voice.
... ... ...
《When was it invented?》PPT，第九部分内容：Assignment
Read 1a.
Memorize the useful expressions and key sentences that we learn today.
Finish Section A in your workbook.
Preview Section B.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 13:36:12
0
九年级上册
◆单词过关
一、词义助记。
1．样式；款式 2.项目；工程
3．网站 4.先锋；先驱
5．列表；清单 6.提到；说到
7．统治者 8.国家的；民族的
9．贸易；做买卖 10.锁上；锁
11．突然(的) 12.饼干
13．曲奇饼 14.顾客；客户
15．分开；分散
二、词形转换。
1．everyday(adj.)日常的；每天的→ (同义词)
2．almost(adv.)几乎；差不多→ (同义词)
3．smell(v.)发出…气味；闻到→ (过去式)→ (过去分词)
4．high(adj.)高的→ (反义词)
5．music(n.)音乐→ (形容词)
6．Canada(n.)加拿大→ (形容词)
7．hero(n.)英雄→ (复数)
... ... ...
◆句型过关
根据汉语提示完成句子。
1．我认为它是在1876年被发明的。
I think it was invented in 1876.
2．据说，一位名叫神农的中国统治者最早发现茶可以饮用。
It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.
3．人们认为茶是在六至七世纪被传入朝鲜和日本的。
It is believed that tea was brought to Korea and Japan during the 6th and 7th centuries.
4．顾客说它们不够咸。
The customer said they were not salty enough．
5．薯片是一个叫乔治·克拉姆的厨师发明的。
Potato chips were invented by a cook called George Crum.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:08
0
九年级上册
The main idea of each paragraph
Paragraph 1 The history of basketball
Paragraph 2 How basketball was invented?
Paragraph 3 The popularity of basketball in the world
2d. Use the mind map to summarize what you and your partner remember about the development of basketball. Use the following questions to help you.
1.Who invented basketball and how is it played?
James Naismith invented it and it is played by two teams one team obeys the rules to get the ball into the other team’s basket to get scores.
2.When was the first basketball game in history played?
On December 21, 1891.
3.Why were the Berlin Olympics important for basketball?
Because basketball became Olympic event in Berlin Olympic Games.
... ... ...
Language points
1.Basketball is a much-loved and active sport that is enjoyed by many for fun and exercise.篮球是一项被人热衷的非常
活跃的运动，享有很多的乐趣和锻炼机会。
（1）much-loved意为“深受喜爱的”。该词是由“副词+过去分词”构成的复合形容词，在句中可作定语或表语。
如：Her much-loved brother died of AIDS.
Chairman Mao is our much-loved leader.
2.It is believed that the first basketball game in history was played on December 21, 1891.人们认为历史上的第一场篮球比赛是在1891年12月21日进行的。
It is believed that…=People believe that…，意为“人们认为……；人们相信……”。
其中it为形式主语，真正的主语是that引导的从句。
类似的句型还有：
It is said that…“据说……”；
It is reported that…“据报道……”；
It’s well known that…“众所周知……”；
It is supposed/ thought that…“人们认为……”等
... ... ...
( )[2013·安顺] In our school library there______ a number of books on science, and in these years the number of them______ growing larger and larger.
A．are; is B．is; are
C．have; are D．has; is
[解析]a number of…作主语时，谓语动词用复数形式；the number of…作主语时，谓语动词用单数形式。
( ) 1. ---Why did you like Maggie?
---Because she takes ___ part in all of the____.
A. an active/action
B. actively/activities
C. an active /activities
( ) 2 . ____ is believed that her ____ mother will come here.
A. This/very-loved B. It/much-loved
C. That/much-loved
( ) 3. If you don’t know the word’s meaning, please_____ the dictionary.
A. look it up in B look up it in
C. look it up to
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:08
0
九年级上册
Words and expressions
adj. 意外的；偶然的 /,æksi'dentl/accidental
偶然；意外地 by accident
n.统治者；支配者 /'ru:lə/ruler
v.煮沸；煮开 /bɔil/boil
v.保持不变；剩余 /ri'mein/remain
n. 气味 /smel/smell
v.发出……气味；闻到
... ... ...
Warming up
Let’s enjoy a video.
Answer the questions according to the video.
1. What is the video about?
It’s about the tea culture in China.
2. Who is the writer of Cha Jing?
Lu Yu.
... ... ...
3a Read the passage quickly and match each paragraph with its main idea.
An Accidental Invention
Did you know that tea, the most popular drink in the world (after water), was invented by accident? Many people believe that tea was first drunk about 5,000 years ago. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink . One day Shen Nong was boiling drinking water over an open fire. Some leaves from a tea plant fell into the water and remained there for some time. It produced a nice smell so he tasted the brown water. It was quite delicious, and so, one of the world’s favorite drinks was invented.
A few thousand years later, Lu Yu, “the saint of tea”, mentioned Shen Nong in his book Cha Jing.
... ... ...
3b Read the passage again and answer the questions.
1.When was tea first drunk?
It was first drunk nearly 5,000 years ago.
2.How was tea invented?
While Shen Nong was boiling drinking water over an open fire, some leaves fell into the water. So tea was invented.
3.Who is called “the saint of tea”?
Lu Yu.
4.What is Cha Jing about?
It’s a book about tea.
5.When was tea brought to other countries?
During the 6th and 7th centuries.
... ... ...
Language Points
1.Did you know that tea, the most popular drink in the world (after water), was invented by accident?
你知道茶这种世界上最受欢迎的饮料(仅次于水)是偶然被发明的吗？
(1)本句是一个复合句。主句是Did you know, that引导的是一个宾语从句，其中从句的主语是tea, 而the most popular drink in the world (after water), 是tea的同位语。
(2) by accident意为“偶然;意外地”。
► I knew his name by accident.
我偶然知道了他的名字。
►He met Tom by accident.
他偶然遇到了汤姆。
2. It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink. 据说有一位叫神农的中国统治者最早发现了茶可以饮用。
(1) It is said that…表示“据说……”，其中it 是形式主语，that引导的从句为真正的主语。
► It is said that he is a rich second generation.
据说他是一个富二代。
(2)ruler名词，意为“统治者;支配者”
► A king is a ruler. 国王是统治者。
... ... ...
Exercises
I. 单项选择。
1.(2013•泰安) —So kind of you to give me a ride to the station!
— ____.
A. It doesn’t matter B. Never mind
C. Don't mention itD. My pleasure
2. (2013•广东)It _____ last week that the haze(雾霾)in Beijing caused many problems.
A. reports B. reported
C. is reported D. was reported
3. (2013. 临沂) The Olympic games of 2016will _____ in Brazil.
A. take after B. take off
C. take place D. take away
4. —Thank you for taking me around your school, Darling.
— ______.
A. Don’t mention it B. Never mind
C. Of course not D. Don’t thank me
... ... ...
II. 完成句子。
1.你说的有道理，我不会再做那件事了。
You _____ __ ______. I won't do that again.
2. 地震通常发生得很突然。
Earthquakes usually happen ___ ___ __ _______.
3. 毫无疑问刘宇是最好的运动员。
Liu Yu is the best player ________ ______.
4. 我女儿梦想将来成为一名医生。
My daughter ________ ___ becoming a doctor in the future.
... ... ...
Homework
1.Make a conversation about inventions.
2.Master the words in this unit and pre-view next part.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:07
0
九年级上册
Words and expressions
n.冰箱 /fridʒ/fridge
adj. 低的；矮的 /ləu/low
pron. 某人 n. 重要人/'sʌmbədi/somebody
v.翻译 /træns'leit/translate
v.锁上；锁住 n.锁 /lɔk/, /la:k/lock
v. 发出铃声；打电话 /riŋ/ring
n.地震 /'ə:(r) θkweik/earthquake
... ... ...
Revision
When were the following things invented? Choose the right time.
What are these and what are they used for?
shoes with special heels changing the style of the shoes
shoes with lights serving really cold ice-cream
hot ice-cream scoop seeing in the dark
... ... ...
一般过去时的被动语态
1.一般过去时的被动语态的句式结构
肯定句 主语+was/were+及物动词的过去分词（+ by…）
否定句 主语+was/were + not+及物动词的过去分词（+ by…)
疑问句 Was/Were+主语+及物动词的过去分词（+by …)?
特殊疑问词+was/were+主语+及物动词的过去分词（+ by...)?
2. 一般过去时的被动语态的基本用法
表示过去某一具体时间发生的动作，且句子的主语是谓语动词动作的承受者
The house was built in 1990.
这所房子建于1990年。
讲述发生在过去的动作，且不知道动作的执行者
He was honored with the name“ Father of Hybrid Rice”.
他被授予“杂交水稻之父”的称号
3. 含双宾语和复合宾语的主动句变为被动语态的方法
①含有双宾语的主动句变为被动语态时，通常把指 “人”的间接宾语变为主语，而指“物”的直接宾语则不变
He gave me a book yesterday.
I was given a book (by him) yesterday
②如果要把指“物”的直接宾语变为主语，则在 间接宾语前加to或for
I brought him some food.
Some food was brought to him (by me).
③含有复合宾语的主动句变为被动语态时，要将其中的宾语变成主语，宾语补足语不变。
Jim asked Tom to go for a walk.
Tom was asked (by Jim) to go for a walk.
... ... ...
4a Rewrite the sentences using the passive voice.
1.They sold the fridge at a low price.
The fridge was sold at a low price.
2. Somebody stole my camera from my hotel room.
My camera was stolen from my hotel room.
3. Where did you take these photos?
Where were these photos taken?
4. Our parents advised us not to go out alone.
We were advised not to go out alone by our parents.
5. Different writers translated the book into different languages.
The book was translated into different languages by different writers.
... ... ...
Explanation
1.They sold the fridge at a low price.
他们以低价出售这台冰箱。
low形容词，意为“低的；矮的”，
常用短语 at a low price 意为“以低价”。
► She jumped over the low wall.
她跳过了那堵矮墙。
►This sweater is on sale at a low price.
这件毛衣正以低价出售。
2. Somebody stole my camera from my hotel room. 有人从我的宾馆房间里偷走了照相机。
somebody不定代词，意为“某人；重要人物”，用于肯定句中。作主语时谓语动词用单数形式，其同义词为someone。
► There is somebody waiting to see you.
有人在等着见你。
anybody不定代词，意为“有人”，常用于否定句和疑问句中；用于肯定句中意为“任何人”。
► Is there anybody who can help me?
有人能帮我吗？
► Anybody can do the work well.
任何人都能把这项工作做好。
... ... ...
Exercises
I. 单项选择。
1.(2013.陕西)The mobile phone has influenced people’s life a lot since it ____.
A. invents B. invented
C. is invented D. was invented
2. (2013.上海) _____ is waiting for you at the gate. He wants to say thanks to you.
A. Somebody B. Anybody
C. Everybody D. Nobody
3. At the end of the meeting Miss Green ___two minutes to decide whether she should join the project or not.
A. gave B. give
C. was given D. was giving
4. The mixture smelt terrible but Tom ____ taste it.
A. was made to B. was made
C. made to D. made
... ... ...
II. 将下列句子改为被动语态。
1.The young man saved the lives of the children.
The lives of the children were saved by the young man.
2. The villagers didn’t find the lost boy at last.
The lost boy wasn’t found by the villagers at last.
3. Did you clean up your room last night?
Was your room cleaned up last night?
4. My mother bought me a new CD player.
I was bought a new CD player by my mother. /
A new CD player was bought for me by my mother.
5. We saw Jim come in.
Jim was seen to come in.
... ... ...
Homework
Master what you have learned in this lesson. Learn to talk about the history of inventions with thepassive voice in the simple past tense .
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:07
0
九年级上册
Section A Period One
It was made by Bell at first .贝尔（人名）
It used to be like this
It is used for watching programs.(节目）[ˈprəʊgræm]
It was made of steel and iron [ˈaɪən] 铁
Practice the sentences.
Picture d: The telephone was invented
in eighteen seventy-six(1876).
Picture a: Cars were invented in
eighteen eighty-five(1885).
Picture c: The TV was invented around
nineteen twenty-seven(1927).
Picture b: The personal computers
were invented in nineteen seventy-six(1976).
... ... ...
Summaries
modern inventions 现代发明
be invented in 在某年、某地发明
need to 需要做某事
take a history class 上历史课
couldn’t afford one 买不起
in those days 在过去
personal computers 个人电脑
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:07
0
九年级上册
Words and expressions
adj. 脆的；酥脆的 /'krispi/ crispy
adj.咸的 /'sɔ:lti/salty
adj. 酸的；有酸味的 /'sauə(r)/sour
错误的；无意的 by mistake
n. 顾客；客户 /'kʌstəmə(r)/customer
奥林匹克运动会 /ə'limpiks/the Olympics
... ... ...
1a The words in the box describe how food can taste. Write them under the correct pictures. Some pictures have more than one word.
1b Write the name of a different food after each word.
sweet ________
crispy ________
salty ____________
sour ________
1c Listen and circle T for true or F for false.
1.Potato chips were invented by mistake. T F
2. They were invented in 1863. T F
3. The customer thought the potatoes were not thin enough. T F
4. The customer said they were not salty enough. T F
5. George wanted to make the customer happy. T F
6. The customer was happy in the end. T F
... ... ...
Listen and answer the questions.
1. Who invented potato chips?
They were invented by a cook called George Crum.
2. When were they invented?
In 1853.
3. What did the customer order at the restaurant?
He ordered a plate of fried potatoes.
... ... ...
Language Points
1. salty 咸 的
salty (tasting of salt) 形容词，意为“咸的；含盐的”，是由名词salt(盐)加后缀-y构成的。
►The soup is a little salty for me.汤对我来说有点咸了。
名词+后缀-y构成的形容词：
luck—lucky health—healthy wind—windy rain—rainy taste — tasty ice —icy
snow —snowy sun—sunny
2. Potato chips were invented by mistake.
薯条是无意中被发明的。
by mistake意为“错误地;无意中”。
►Maybe somebody took it by mistake.
可能有人错拿了它。
... ... ...
I. 单项选择。
1.(2013•南宁) Don’t drink the soup. It smells _____.
A. nice B. delicious C. salty D. terrible
2. (2013 •黔东南州）About over 80 years ago, Mickey Mouse first ed in the cartoon. ____
A. more than B. less than
C. at most D. at least
3. (2013 •齐齐哈尔）The Great Green Wall can stop the wind and sand _____ to the rich land in the south of China.
A. move B. to move C. from moving
4. Miss Wang divided her students _____ two groups.
A. for B. into C. at D. from
... ... ...
II.用所给词的适当形式填空。
1. Now computers are widely used in our ______ (day) lives.
2. He mentioned _________ (hear) from her often.
3.The soup is very _______ (salt) because my mother put lots of _____ (salt) on it.
4. Since then, the ___________ ( popular ) of basketball has risen quickly.
5. I have worked here for _______(near) two years.
... ... ...
Homework
1. Read the text again. Try to conclude the passage with your own words.
2. Memorize the new words and expressions in this lesson.
《When was it invented?》SectionD MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionC MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
《When was it invented?》SectionB MP3音频课件 文件内包含本课教学使用的MP3音频文件，非常适用于本课教学。
发布于：2020-05-03 11:44:07
0
九年级上册
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