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初一教案 第762期
发布时间:2022-01-04

19-20/762期初一课件

作者:王荆艳

 

See the past (P2)

 

I. Warm up

Let’s watch a video.

 

1. What’s a telescope used for?

2. What about a space telescope?

3. Do you know of any famous telescopes?

 

 

II. Pre-reading

Predict (预测):

Read the title and guess what this passage is about.

 

III. While reading

Fast reading

1. When was Webb sent to the space?

2. What does it use to “see” the universe?

Careful reading

3. What do we know about the Webb telescope?

 

4. How did this big thing get into the rocket?

 

5. What is Paragraph 3 mainly about?

A. How the telescope works in space.

B. How scientists made the telescope.

C. What the telescope looks like.

D. What the telescope uses to build life.

 

6. How long does it take Webb to get to its orbit?

A. Six months.

B. Three months.

C. Twenty-nine days.

D. Sixteen days.

 

 

IV. Post reading

What is James Webb Space Telescope?

JWST is the successor to the Hubble Space Telescope. It is named after James E. Webb. He was the head of NASA from 1961 to 1968 and played an important role in the Apollo program.

successor  n. 继任者

What comes to your mind when you hear the word “space”?

Are you curious about it?

What do you want to know most?

 

Further thinking

Human curiosity is great, and it leads us to explore the origin (起源) of the universe.

Webb represents the most profound (深刻的) curiosity of human beings. It takes us to see the hidden world that we have never seen, and contributes (贡献) to the science.

 

V. Words in use

Fill in the blanks with the words in the box.

collect, court, invisible, fold, powerful

1. The hotel has several tennis ____.

2. The bird _____ its wings.

3. The video cameras are linked (连接) to a ______ computer.

4. They ______ data (数据) from 69 countries.

5. The air is full of millions of ______ germs (细菌).

 

Complete the sentences with the phrases in the box.

lift off ,  so … that,      find out,   as well as,  send back

1. The village is ___ beautiful ____ many visitors come to take pictures.

2. There are two tennis courts, ________ an indoor pool.

3. They can also use cameras and _____ photos _____ to Earth.

4. The rocket is going to ______ at noon on Friday.

5. Can you ________ what time the meeting starts?

 

 

参考答案:

III. While reading

Fast reading

1.It lifted off on Dec 25.

2. It uses mirrors to collect light from the universe to “see”.

Careful reading

 

5. A。从本段主要介绍的三个方面可知。

6. C。从最后一段内容可知。

IV. Words in use

1. courts

2. folded

3. powerfull

4. collected

5. invisible

 

1. so; that

2. as well as

3. send; back

4. lift off

5. find out

 

 

 

 

New uses for carbon (P6)

 

I. Pre-reading

Part 1:

Have you paid attention (注意) to climate change?

What is causing this change?

How much do you know about CO2?

 

Part 2:

Let’s watch a video to learn something about CO2.

 

Part 3:

Prediction:

Read the title and guess what this passage is about.

carbon  n.

 

II. While reading

Fast reading

1. How can we deal with climate change?

2. What do tech companies do to save Earth?

 

Careful reading

What products made out of “air” are mentioned in the passage?

Meat made from air

Shoes made from carbon emissions

A perfume made from CO2

1. To make the new substance, what did Solar Foods do?

A. It turned water into energy.

B. It mixed H2 with CO2.

C. It raised animals to get protein.

D. It used the sun’s energy to break down microbes.

 

2. What can we learn about the shoes made by On Running?

A. They can take in greenhouse gases.

B. They will be as light as air.

C. They won’t have a regular look.

D. They won’t be very expensive.

 

3. What is the Carbon Conversion Reactor?

A. It is a new type of perfume.

B. It is a New York-based company.

C. It is a machine to make alcohol.

D. It is a new method to make perfume.

 

4. What does Air Company hope to do?

 Help astronauts make meat in space.

B. Start to sell their first product in 2022.

C. Use alcohol to make more products.

D. Win an award for saving Earth.

 

 

III. Post-reading

Some scientists believe that reducing (减少) carbon emissions is the best and cheapest way to limit global warming.

 

What can we do

 

IV. Words in use

Fill in the blanks with the words in the box.

imagine, raise, eco-friendly, regular, cost

1. Do you take ____ exercise?

2. Close your eyes and _____ you are in a forest.

3. Tourism must try to be_________.

4. How much does it ____ to become a member?

5. _____ animals is still common in rural areas.

 

Complete the sentences with the phrases in the box.

deal with, make out of , in turn,  turn … into, come out

1. I learned how to _____ shoes _____ brown paper.

2. People would go into the store and _____ with their arms full.

3. Monkey king can ____ himself ____ different animals.

4. These exercises ____ can help your brain develop. 

5. The meeting will _______ these problems.

 

 

参考答案:

II. While reading

Fast reading

 

Careful reading

1. B。使用空气中的H2CO2结合生成一种新物质,一些微生物可以吃掉这种新物质,反过来为人类提供蛋白质。

2. DOn Running公司将从工厂收集温室气体,然后把这些气体转化成泡沫胶垫制作鞋子,而且这种鞋子的价格应该不会比普通鞋子高多少。

3. CAir Company有一台获奖机器,叫做碳转换反应堆。二氧化碳和氢气在机器里相遇,然后变成酒精。

4. CAir Company希望他们可以使用这种方法来生产更多的酒精类产品。

 

 

IV. Words in use

1. regular

2. imagine

3. eco-friendly

4. cost

5. Raising

 

1. make; out of

2. come out

3. turn; into

4. in turn

5. deal with


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