学习目标:
1、掌握本模块的词汇与重点句子。
2、掌握祈使句的用法。
3、掌握情态动词 must, can, could 表示推测的用法。
Lead-in
Look at the pictures and fill in the blanks.
What are they doing?
They are ______ ______ a table.
What are they doing?
They ____ _______ the building quickly when the ground stops shaking.
What are they doing?
They are ______ ______ from the sea and move quickly to higher ground.
... ... ...
Language practice
用适当的单词补全句子。
1. That ______ be harmful!
2. Betty, you ______ know!
3. _____ _____ from windows and heavy furniture.
4. ______ ______ _____ street lights or under power lines.
Complete the sentences with could, must or mustn't.
1. It’s dangerous. You ______ keep out!
2. These stairs are not safe. You _______use them.
3. The rocks are falling down. You ______ get hit.
4. The river is too deep. You _______ swim in it.
5. Betty ______ know what to do because she did some basic medical training.
... ... ...
Now read the report again and check (√) the true sentences.
1. There are problems everywhere because of rain.
2. The government is warning people about an earthquake.
3. Some roads in the mountains have a lot of rocks on them.
4. People are trying to clear the rocks off the roads.
5. There is no problem with power.
Read the passage and choose the correct answer.
1. What’s the best title for this passage?
a) 2004 Asian tsunami.
b) A girl saves tourists from tsunami.
c) Underwater earthquakes.
2. What did Tilly notice?
a) Water coming to the beach.
b) People watching the water.
c) Bubbles in the water.
... ... ...
Exercises
1. — Sorry for being late again.
— _____ here on time next time, or you’ll be punished.
A. Be B. Being C. To be D. Been
2. — May I listen to the music here, Mr. White?
— Sorry, you’d better _____ it like that.
A. not to do B. not do
C. don’t do D. not do to
3. Boys and girls, ______ up your hands if you want to take part in the summer camp (夏令营).
A. putting B. to put C. put
4. When someone is in trouble, we must help him ______ trouble.
A. in B. out of C. into
... ... ...
祈使句的用法。
情态动词 must, can, could 表示推测的用法。
Homework
你觉得你的校园生活安全吗？请你写一篇题为“How to keep safe in school”的短文，谈谈你的看法。
1. 描述一件发生在你身上或你身边的校园安全事件。
2. 提出解决的建议。（至少两条）
3. 呼吁每个学生注意校园安全。
《Language in use》My future life PPT课件2 Read these sentences and think about their structures. I know that you will be better at maths. These roses are to thank three ..
《Language in use》My future life PPT课件 warming up How many days are left before you leave school? Do you feel nervous every day? What time do you go to bed every night..
《Language in use》English for you and me PPT课件2 Language practice Its also the subject that Im best at although my spoken English is not that good. I can speak English..
发布于：2020-05-03 11:29:52
0
八年级上册
此类祈使句喑含的主语是you，但通常省略。句首或句末有时加please，还可以加上称呼语，用逗号与句子主体隔开。
祈使句表达说话人对对方的叮嘱、劝告、希望、禁止、建议、请求或命令等。祈使句一 般以动词原形开头，无时态和数的变化。
▲1. 动词原形构成的祈使句
Do型，即动词原形（+宾语）+其他
Be型，即Be+表语（名词或形容词）+其他
否定形式：动词原形前加don't，也可以用否定副词never开头。
Have a nice day! 祝你度过美好的一天！
Don’t waste your time! 别浪费时间 了！
Never be late again! 再也不要迟到 了！
Come this way please ! 请走这边。
Please be quiet, boys! 男孩们，请安静！
Make sure he’s warm. 确保他不受凉。
Don’t use the lift. 不要使用电梯。
... ... ...
▲2. let’s构成的祈使句
这类祈使句往往用于提出建议。
肯定结构：Let+宾语+动原+其他
否定结构：Don't let +宾语+动原+其他
Let+宾语+not+动原+其他
▲3. 无动词祈使句
祈使句还可用名词、形容词、副词以及以no开头的短语充当。
... ... ...
情态动词must, can, could表推测
▲用法区别
表推测时常用在肯定句中，语气较为肯定，此时must可以翻译成“一定；准是”。
表推测时常用在否定句或疑问句中，是有把握的否定推测，意为“不可能”。
could
可以用于肯定句、否定句或疑问句中，也可以表示过去的可能性，表示可能发生，程度比can弱。
请仔细对比下列一组句子
Who sent the present? Can it be your brother?
是谁送来的礼物啊？会是你哥哥吗？ （询问可能性）
It must be your brother. I saw him in your room just now.
肯定是你哥哥，我刚才看见他在 你的房间里。
（语气强烈，表示非常肯定）
It can't be my brother. He is still in France.
不可能是我哥哥，他还在法国呢。（表示不可能）
It could be your brother. He said he might come back.
可能是你哥哥。他说过他可能会回来。（表示猜测可能）
... ... ...
Exercises
1. Complete the sentences with could, must or mustn’t.
keep out意为“留在外面；置身......之外”。
1.It is dangerous. You ______keep out!
2.These stairs are not safe. You _______use them.
3.The rocks are falling down. You _____get hit.
4.The river is too deep. You _______swim in it.
5.Betty _____know what to do , because she did some basic medical training.
2. Underline the correct words to complete the first aid instructions.
1 Get / Do not get medical help immediately.
2 Ask / Do not ask them where the pain is.
3 Lift / Do not lift them because you may drop them.
4 Keep / Do not keep them warm.
... ... ...
by warning them that a tsunami...
by意思是“通过；以（某种方式）”，后面常跟名词，代词，V-ing形式，表示通过某种方式、手段等。提问时用how。
The old man makes his living by selling newspapers.
by的其他几种用法：
1、表示方位“在......旁边”。He sat down by the door.
2、表示时间“在......之前”。Can you finish the work by 5 o'clock.
3、表示交通方式“搭乘”。I go to school by bike.
4、by固定搭配。by the way顺便说一下 by oneself独自一人
... ... ...
（中考链接）
Parents enjoy any progress their children have made and will feel____them.
A. angry with B. interested in
C. proud of D. worried about
Work in groups. Choose an accident from the list in Activity 8 and give instructions about what to do.
When there is School accident…
First…
Second…
Third…
《Language in use》My future life PPT课件2 Read these sentences and think about their structures. I know that you will be better at maths. These roses are to thank three ..
《Language in use》My future life PPT课件 warming up How many days are left before you leave school? Do you feel nervous every day? What time do you go to bed every night..
《Language in use》English for you and me PPT课件2 Language practice Its also the subject that Im best at although my spoken English is not that good. I can speak English..
发布于：2020-05-03 11:29:52
0
八年级上册
Words and expressions
broken adj. 破碎的
glass n. 玻璃
stairs n. (pl.) 楼梯
aid n. 救助，帮助
medical adj. 医学的，医疗的
imagine v. 想象，设想
bottom n. 底部，下端
... ... ...
Objectives：
1.To listen and understand the conversation about first aid
2.To learn some key words and useful expressions
3.To get information from the listening material
4.To pay attention to the words the speaker stresses
Words:
wrong, trouble, lift, harmful, drop, training, cover, broken, stairs, aid, medical, imagine, bottom
Phrases:
first aid, lift up, make sure
Patterns:
at the bottom of…
What’s wrong with…?
... ... ...
What is first aid?
First aid is a temporary form of help given to someone who suddenly falls ill or gets injured before a doctor can be found.
First aid is the emergency treatment for an injured or sick person before professional medical care.
Summary
First aid is the science of giving medical care to a person before a doctor can be found. Anyone with the knowledge can give first aid; you don’t have to be a doctor. First aid, if quickly and correctly given, can save a person’s life.
... ... ...
Listen and read.
Decide if they are good ideas (√) or bad ideas (×).
1 Ask the boy what is wrong.
2 Get help.
3 Shout so the boy can hear you.
4 Move the boy to a more comfortable place.
5 Make sure the boy is warm.
Complete the passage with the words in the box.
bottom Cover drop harmful imagine lift medical pain
Let’s (1) _____ you see a boy lying at the (2) ______ of the stairs. What should you do? Call for (3) _______ help immediately.
Do not (4) ___ the boy up and sit him on a chair. This could be (5) _______ for him. Even worse, you might (6) _____ him while you are moving him! That would cause a lot of (7) ____ . (8) _____ him with a coat and make sure he is warm. Then wait for the doctors to arrive.
... ... ...
一、根据句意及首字母提示，写出相应的单词。
1. First aid is the science of giving m_____ help to a person before a doctor can be found.
2. I can just i_______ what the place is going to look like in a few years’ time.
3. He l____ his head as the others came into the room.
4. I s__ him down in the armchair by his bed.
5. I must have d_______ my scarf on the bus.
二、根据汉语提示完成下列句子。
1. 在这页的末尾签上名字。
Sign your name ___________ the page.
2. 吃肉有什么不妥？我觉得很正常。
__________ eating meat? I think it’s natural.
3. “你锁前门了吗？”“我想是的，但我最好还是去查看一下。”
— Did you lock the front door?
— I think so, but I’d better ______.
4. 这个厨房很小，我不必太费劲就可以保持它的清洁了。
It’s ____ a tiny kitchen ____ I don’t have to do much to keep it clean.
... ... ...
Homework
1. Read the passage again and review the words and expressions.
2. 发挥想象，连词成文(50-70字)。
wrong, harmful, drop, cover, broken, stairs, medical, imagine, bottom, first aid, lift up, make sure
Preview
1. To preview Unit 2;
2. To practise the new vocabulary.
《What should we do before help arrives?》Help PPT课件3 Lead-in Look at the pictures and fill in what we can do when we see someone in danger. We can _______ for help. We..
《What should we do before help arrives?》Help PPT课件 Answer the question When something is broken can you use it again? No What is a window made of? glass What do you c..
发布于：2020-05-03 11:29:51
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八年级上册
Lead-in
Look at the pictures and fill in what we can do when we see someone in danger.
We can _______ for help.
We can _______ 120 for help.
When something is broken, can you use it again?
What is a window made of?
What do you call a table, chairs, cupboard, etc ?
In which room do we cook and eat foods?
... ... ...
Answer the questions.
1. Where is the boy lying?
He is lying at the bottom of the stairs.
2. Do they lift him up?
No, they don’t.
Read the dialogue and answer the questions.
1. Could he have trouble hearing or speaking?
Yes, he could.
2. Is it good idea to shout for help or call 120?
Yes, it is.
3. How does Betty cover the boy?
She covers him with a coat.
... ... ...
Now read these first aid suggestions and decide if they are good ideas(√) or bad ideas(×).
1. Ask the boy what is wrong.
2. Get help.
3. Shout so the boy can hear you.
4. Move the boy to a more comfortable place.
5. Make sure the boy is warm.
... ... ...
Language points
1. He is in pain.他很疼。
in pain的意思是“处在疼痛之中”。如：
Are you still in pain?
你还疼吗？
2. But he could have trouble hearing you or speaking to you.但是他有可能无法听到你或者和你说话。
句中的could表示推测。如：
You could be right.
你可能是对的。
have trouble doing sth./have trouble with sth
的意思是“做…有困难”。
We have trouble speaking English.
我们说英语有困难。
We have trouble with spoken English.
我们口语有困难。
... ... ...
情态动词must, can, could表示推测
我们学习过情态动词can和could表示“能够”，表示对现在或将来的推测，意为“会，可能”，往往用于否定句和疑问句。用于疑问句时，can比could表示的“可能性”要大；用于否定句时，cannot (can’t) 表示“不可能”。如：
You can’t be serious!
你不是认真的吧！
could则可用于肯定句、否定句和疑问句。在以下例句中，can和could均表示可能：
He could be in pain.他可能很疼。
That could be harmful!那可能有害！
Can/Could this be true?这有可能是真的吗？
... ... ...
Grammar
一、定义：
祈使句表达说话人对对方的叮嘱、劝告、希望、禁止、建议、请求或命令等。
二、祈使句的特征：
以动词原形开头，无时态和数的变化。
三、祈使句的句型：
1. 动词原形构成的祈使句
通常省略主语 you，谓语动词用原形。否定句由 don’t 或 never 开头。祈使句的句首或句末有时加 please。
2. let 构成的祈使句
由“Let + me/us/him/her + 动词原形”构成。这类祈使句往往用于请求允许（let us）或提出建议（let’s）。
... ... ...
重点短语、句型
first aid at the bottom of
lift up make sure
What’s wrong with …?
祈使句的用法
Homework
编写一个关于 first aid 的对话，字数不少于50字。
《What should we do before help arrives?》Help PPT课件2 Words and ex
《What should we do before help arrives?》Help PPT课件 Answer the question When something is broken can you use it again? No What is a window made of? glass What do you c..
发布于：2020-05-03 11:29:51
0
八年级上册
Words
1.earthquake 地震
2.prepare for 为……做准备
3.warn 警告
4.inside 在……里面
5.window 窗户
6.keep 保持，留在
7.brave 勇敢的
8.clear 不和……接触的;不挨……太近的
9.power 电，电力
10.in short 总之；简言之
... ... ...
Read the sentences. Decide if the following actions are right(√ ) or wrong(× ).
When the earthquake started…
1…I hid under a table. ( )
2…Sam sat on his desk. ( )
3…Alice ran out of the building. ( )
4…Peter and Helen stayed in their car. ( )
5...my family and I moved away from the beach. ( )
... ... ...
Language points
stay away from 远离
warn sb. about 警告某人注意……
jump out of 跳出……
keep calm 保持冷静
keep clear of fire 不接触火
be careful of 小心……
think about 考虑
stop doing sth. 停止做某事
... ... ...
1.It’s difficult to warn people about them.
提醒人们注意它们是很困难的。
It’s +形容词+to do sth. 意为“做某事怎么样”。
2.Usually people have little or no idea about what to do during an earthquake.通常人们在地震时不知道该做什么。
3.If you are in a bus or car, stay in it.
如果你在公共汽车上或者车上，就待在里面。
... ... ...
Exercises
根据汉语意思完成句子
1.我们没有机会赢这场比赛。
We ____ ____ ______ ____ win the match.
2.学生们正在为考试做准备。
The students ____ _________ ____the test.
3.远离火灾。
_____ _____ _____ fire.
4.停止说话，该上课了。
It’s time for class. ______ _______.
... ... ...
Homework
Write some instructions about what to do in an earthquake.
《Stay away from windows and heavy furniture》Help PPT课件 1 Work in pairs. Look at the pictures and ask and answer the questions. 1 Where are the people? 2 What are they..
发布于：2020-05-03 11:29:51
0
八年级上册
Summary
祈使句结构如下：
肯定：(Please) + do sth.
否定：(Please) + Don’t do sth.
DO，可以放在动词前，为加强语气用。
如：Do come in, please!
Do listen to me, please!
Do open the door, please!
... ... ...
一、我们已经学习的表推测的情态动词有：
must/can/could/may/might
二、表推测的三种句式：
1. 在肯定句中一般用must，can/could，may/might，程度逐渐减弱。
e.g. He must/may/might know the answer to this question.
e.g. You have worked all this week. You must be tired.
2. 在否定句中用can’t/couldn’t (不可能)，may not/ might not(可能不)。
e.g. It can’t /couldn’t be the headmaster. He has gone to America.
e.g. He may not/might not know the scientist.
3. 在疑问句中，一般只使用can/could。
e.g. Could he have finished the task?
e.g. Can he be at home now?
... ... ...
Language practice
That could be harmful!
Betty, you must know!
Stay away from windows and heavy furniture.
Do not stand near street lights or under power lines.
1 Complete the sentences with could, must or mustn’t.
1.It is dangerous. You ________keep out!
2.These stairs are not safe. You _______use them.
3.The rocks are falling down. You ______get hit.
4.The river is too deep. You ________swim in it.
5.Betty _______know what to do , because she did some basic medical training.
2 Underline the correct words to complete the first aid instructions.
1 Get / Do not get medical help immediately.
2 Ask / Do not ask them where the pain is.
3 Lift / Do not lift them because you may drop them.
4 Keep / Do not keep them warm.
... ... ...
Now read the report again and check (√) the true sentences.
1 There are problems everywhere because of rain.
2 The government is warning people about an earthquake.
3 Some roads in the mountains have a lot of rocks on them.
4 People are trying to clear the rocks off the roads.
5 There is no problem with power.
1 What is the best title for this passage?
a) 2004 Asian tsunami.
b) A girl saves tourists from tsunami.
c) Underwater earthquakes
2 What did Tilly notice?
a) Water coming to the beach.
b) People watching the water.
c) Bubbles in the water.
3 What does her teacher think of Tilly?
a) She is lucky.
b) She does not do silly things.
c) She is a clever student.
... ... ...
Language points
1.A ten-year-old girl saved about one hundred other tourists in 2004 by warning them that a tsunami, a huge ocean wave, was on its way across the sea.
1) A ten-year-old girl “一个十岁的女孩”
基数词 + year (注意单数) + old 用作形容词 表示“多大年龄的……”
e.g. She has a eight- year- old brother.
2) warn sb. that…意为“提醒/警告某人注意… 如：I was going for a swim in the sea. The people in the hotel warned me that it may rain
In a few minutes.
我要去海里游泳，宾馆里的人提醒我可能过会要下雨。
3) on its way 在路上，在途中
She did a bit of shopping on the way home.
她在回家的路上买点东西。
2. Tilly’s teacher was very proud of her…
be proud of sb. 为某人感到自豪
e.g. I just want you to be proud of me, honey.
我只是想让你为我自豪,亲爱的。
If he becomes a doctor when he grows up, his parents will be proud of him.
如果他长大后成了医生,他的父母会以他为荣的。
... ... ...
Exercises
1. --Is this Lan Qiang’s boxing glove?
--Yes, it _______ be his. This is his name on the back.
2. You’d better take an umbrella. It _________ rain this afternoon.
3. It’s the library! So you ____ know shouting is not allowed here.
4. --Have you decided where to spend your summer holiday?
--Not yet. We ____ go to Qingdao.
5. --Is Jessica giving us a speech this evening?
--No, it ______ be her. She has been to Japan.
6. --What will the weather be like tomorrow?
--It _____ be rainy, cloudy or sunny. Who knows?
7. You _____ be tired after playing sports for a long time without a rest.
8. --Can I tell Peter about the news?
--No, I don’t want anyone else to know it.
You _______ keep it to yourself.
... ... ...
Homework
Talk with your classmates about the knowledge of how to survive or protect yourself in an accident. Then try to make a role play.
《Language in use》My future life PPT课件2 Read these sentences and think about their structures. I know that you will be better at maths. These roses are to thank three ..
《Language in use》My future life PPT课件 warming up How many days are left before you leave school? Do you feel nervous every day? What time do you go to bed every night..
《Language in use》English for you and me PPT课件2 Language practice Its also the subject that Im best at although my spoken English is not that good. I can speak English..
发布于：2020-05-03 11:29:51
0
八年级上册
Lead-in
Look at the pictures and fill in the blanks.
What are they doing?
They are ______ ______ a table.
What are they doing?
They ____ _______ the building quickly when the ground stops shaking.
What are they doing?
They are _____ ______ from the sea and move quickly to higher ground.
... ... ...
Language practice
用适当的单词补全句子。
1. That ______ be harmful!
2. Betty, you ______ know!
3. _____ _____ from windows and heavy furniture.
4. ______ ______ _____ street lights or under power lines.
Complete the sentences with could, must or mustn't.
1. It’s dangerous. You ______ keep out!
2. These stairs are not safe. You ________ use them.
3. The rocks are falling down. You ______ get hit.
4. The river is too deep. You ________ swim in it.
5. Betty ______ know what to do because she did some basic medical training.
... ... ...
Complete the poster about earthquakes with the correct form of the words and expressions in the box.
do not use hide under keep leave stay away
When there is an earthquake ...
1. _________ from the windows.
2. _________ a table.
3. _________ the lift.
4. _________ the building quickly when the ground stops shaking.
6. _________ calm.
Now read the report again and check (√) the true sentences.
1. There are problems everywhere because of rain.
2. The government is warning people about an earthquake.
3. Some roads in the mountains have a lot of rocks on them.
4. People are trying to clear the rocks off the roads.
5. There is no problem with power.
... ... ...
Read the passage and choose the correct answer.
1. What’s the best title for this passage?
a) 2004 Asian tsunami.
b) A girl saves tourists from tsunami.
c) Underwater earthquakes.
2. What did Tilly notice?
a) Water coming to the beach.
b) People watching the water.
c) Bubbles in the water.
3. What does her teacher think of Tilly?
a) She’s lucky.
b) She doesn’t do silly things.
c) She’s a clever student.
... ... ...
Exercises
1. — Sorry for being late again.
— _____ here on time next time, or you’ll be punished.
A. Be B. Being C. To be D. Been
2. — May I listen to the music here, Mr. White?
— Sorry, you’d better _____ it like that.
A. not to do B. not do
C. don’t do D. not do to
3. Boys and girls, ______ up your hands if you want to take part in the summer camp (夏令营).
A. putting B. to put C. put
4. When someone is in trouble, we must help him _____ trouble.
A. in B. out of C. into
... ... ...
祈使句的用法。
情态动词 must, can, could 表示推测的用法。
Homework
你觉得你的校园生活安全吗？请你写一篇题为“How to keep safe in school”的短文，谈谈你的看法。
1. 描述一件发生在你身上或你身边的校园安全事件。
2. 提出解决的建议。（至少两条）
3. 呼吁每个学生注意校园安全。
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发布于：2020-05-03 11:29:51
0
八年级上册
Answer the question
When something is broken, can you use it again?
What is a window made of?
glass
What do you call a table, chairs, cupboard, etc ?
furniture
In which room do we cook and eat foods?
The kitchen
... ... ...
Teaching aims
1.Key words :
broken, glass, medical, imagine, bottom,
at the bottom of…, wrong, What’s wrong with…?,
trouble, lift, lift up, drop, make sure
2. key structure:
But he could have trouble hearing you or speaking to you.
No, that could be harmful.
Betty, you must know!
3. Ability:
To listen and understand conversation about first aid.
To listen for specific information.
To talk about safety and first aid.
... ... ...
Words and expressions
/'brəʊkən/ 破碎的 adj. broken
/gla:s/ 玻璃 n. glass
/steəz/ 楼梯 n.（pl.） stairs
/eId/ 救助；帮助 n. once
first aid 急救
/'medIkl/ 医学的；医疗的 adj. medical
/I'mædʒIn/ 想象;设想v. imagine
... ... ...
1 work in pairs. Talk about the pictures.
Use the words in the box to help you.
accident broken dangerous
furniture glass kitchen stairs
Match the sentence with the picture:
It’s dangerous to run down the stairs
The piece of furniture is heavy and the boy cannot lift it.
There’s some broken glass in the kitchen.
2 Listen and check what the pictures are about?
Accident often happen before you notice them. You could fall when you go down the stairs at school. It’s quite dangerous in the kitchen
At home because broken glass or knives can cut you. And moving heavy furniture is dangerous too. You could drop it and hurt your foot.
Then work in pairs and describe the picture in more sentence.
... ... ...
Language points
1. He is in pain.他很疼。
in pain的意思是“处在疼痛之中”。如：
Are you still in pain?
你还疼吗？
2. But he could have trouble hearing you or speaking to you.但是他有可能无法听到你或者和你说话。
句中的could表示推测。如：
You could be right.
你可能是对的。
have trouble doing sth./have trouble with sth
的意思是“做…有困难”。
We never have any trouble getting the car started.
发动这辆车子我们从没费过劲儿。
We’re having a lot of trouble with a new computer system
新的电脑系统让我们焦头烂额。
... ... ...
情态动词must, can, could表示推测
我们学习过情态动词can和could表示“能够”，表示对现在或将来的推测，意为“会，可能”，往往用于否定句和疑问句。用于疑问句时，can比could表示的“可能性”要大；用于否定句时，cannot (can’t) 表示“不可能”。如：
You can’t be serious!
你不是认真的吧！
could则可用于肯定句、否定句和疑问句。在以下例句中，can和could均表示可能：
He could be in pain.他可能很疼。
That could be harmful!那可能有害！
Can/Could this be true?这有可能是真的吗？
... ... ...
1. Jenny ______ with him at that time, for I was having dinner with her in my home.
A. can’t have been B. mustn’t have been
C. must have been D. may have been
2. It is cold in the room. They ______ have turned off the heating.
A. must B. ought to C. should D. could
3. — Someone is knocking at the door.
— Who ______ it be at this hour of day?
A. may B. can C. must D. should
4. I didn’t hear the phone. I ______ asleep.
A. must be B. must have been
C. should be D. should have been
... ... ...
Fill in the blanks with the correct words or expressions in brackets.
It’s very dangerous. You _____(must/mustn’t) keep away from it!
They _____(could/mustn’t) still win – the game isn’t over yet.
__________(Move/Don’t move) the boy if he’s broken his arm.
______(Keep/Don’t keep) the boy warm. He’s freezing
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发布于：2020-05-03 11:29:50
0
八年级上册
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