《I'm excited about the things that will be discovered in the future》SectionC PPT

发布于：2020-05-03 13:36:13

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模板简介：

第一部分内容：Read and understand.

Look at the pictures and predict which statements are true about Mars.

Then read the passage quickly and check the answers.

_____ 1. Mars looks like a red ball.

_____ 2. The temperature on Mars is very high.

_____ 3. Mars is much larger than the earth.

_____ 4. Mars is too far away for us to reach.

Listen to 1a and answer the questions.

(1) What does Mars look like?

It looks like a red and orange ball.

(2) How far is Mars from the sun?

It’s about 228 million kilometers away from the sun.

(3) What’s the temperature on Mars?

It is between -138℃and 28℃.

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《I'm excited about the things that will be discovered in the future》PPT，第二部分内容：Language Points

1. Its diameter is 53% as wide as that of the

earth.它的直径是地球直径的53%。

2. The gravity on the surface of Mars is about

two-fifths as strong as it is on earth.火星表面

的引力大约是地球引力的五分之二。

倍数(分数)+ as +adj.+as ……的几倍

3. Mars goes around the sun at a distance of

about 228 million kilometers.火星在距太阳约

228 000 000千米处环绕着太阳转。

at a distance of …有 ……距离

4. Scientists are still searching for more information about Mars.科学家们正在对火星进行更多的探索。

search for :表示没有“被搜索的对象” 只有“寻找的目标” 。如：

All night they searched for the lost boy.

search… for…表示搜查某一对象的目的是要找到什么, 强调有具体的目标。如：

She searched many shops for Jim’s gift.

search 意为“在……搜查”或“搜身”, 是个及物动词，后面直接跟“被搜查的对象”。如：

Mr.Smith searched every room in the house.

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《I'm excited about the things that will be discovered in the future》PPT，第三部分内容：Key words

Mars, fourth, be named after, diameter, as wide as, at a distance of, tell, because, bright red, ball, storms, gravity, temperature, oxygen, eight months, closest to, searching for

Exercise

Mars, the _______ planet of the solar system, goes around the sun at a _________ of about 228 million kilometers. Its _______ is 53% as wide as that of the earth. It looks like a _____ and _______ball. It’s very beautiful. But during ______ and _______, strong __________can cover the whole__________of Mars. The gravity on the surface of it is about ________ as________as it is on earth.

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《I'm excited about the things that will be discovered in the future》PPT，第四部分内容：Summary

We learn:

1. Some words: storm, weigh, journey

2. Some phrases: name after, as …as,

at a distance of, search for

3. Some sentences:

(1) Its diameter is 53% as wide as that of the earth.

(2) It has been two days since we landed on Mars.

We can :

1. Talk about something more about Mars.

2. Write back an e-mail.