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初一教案 第706期(1)
发布时间:2020-08-24

本期配套教案共2页:  1  2

 

1/706期初一教案

作者:陈欣

Can we save them? (P6)

Warm up

Guessing game

1. They are a kind of animal. 

2. They have white fur.  

3. They are the biggest bears in the world.  

4. They live near the North Pole.  

Polar bears

 

Pre-reading

Make a prediction: What is happening to polar bears?

Can we save them?

 

While reading

Read and check your prediction:

1. What might happen to polar bears by the end of this century?

The animals might disappear (消失) by the end of this century (世纪).

 

2. What’s the reason for this?

Global warming.

 

Read and answer the following questions:

1. What is this story about?

A. The weather is getting hotter this century.

B. There might be no polar bears in the next century.

C. Polar bears will eat people for food.

D. Global warming will disappear this century.

 

2. When on land, polar bears live on _____.

A. floating food                                B. seals  

C. their body fat                                 D. melting ice

 

3. How might global warming make polar bears disappear?

A. It kills their food - seals.          B. It makes polar bears fat.

C. It makes land disappear.           D. It melts floating ice.

 

Read and find more facts about polar bears:

 

  Polar bear facts

 

1. Polar bears are the ________ in the world. A male  polar bear weighs almost ______ kg, almost as much as a small ____.

2.  Polar bear babies are as small as a ____ of butter.

3. Polar bears are not good at ______ food. Only about two percent of their hunts are ________.

4. Polar bears have 5 to 10 cm of _____ under their skin.

 

 

1. biggest; 800; car    2. stick    3. finding; successful   4. fat

 

Fill in the blanks to show how global warming affects (影响) polar bears.

Global warming makes the sea ice in the Arctic ____ faster.

Polar bears mainly eat ____ and look for them on _____ sea ice. Now they have fewer places to find seals. 

When on land, polar bears live on _____. So if they stay on land too long, they will starve to death(饥饿致死). 

If there isn’t any sea ice around, the bears have to stay on ____, where there is no _____ for them. 

melt;  seals;  floating; their fat; land;  food

 

Language Points

Can we save them?

   There is bad news coming for polar bears. The animals might disappear by the end of this century (世纪) because of global warming, according to a new report in the journal Nature Climate Change.

   Polar bears mainly eat seals (海豹). They look for seals on floating (漂浮的) sea ice. If there isnt any sea ice around, the bears have to stay on land (陆地), where there is no food for them. They burn their body fat (脂肪) during this time until they can find food again.

   The sea ice in the Arctic is melting (融化) faster because of warming weather (变暖的天气). The bears have fewer places to find seals. They have to stay on land even longer.

disappear v.消失

I hope the clouds will disappear quickly.

by the end of:

 到……结束之前

By the end of the holiday I had spent all my money.

because of : 因为

because of 后面要接名词(短语)、代词、动名词,如:

They’re here because of us.

because 后面接整句:

I didn't get it because it cost too much.

look for: 寻找

They look for a chance.

更多look相关短语:

look up 查(字典)

look at

look after  照顾

 

Polar bears are the biggest bears in the world. A male (雄性的) polar bear weighs almost 800 kg, almost as much as a small car.

Polar bear babies are very small. Theyre as small as a stick of butter (一块黄油).

Polar bears are not good at finding food. Only about 2 percent of their hunts are successful.

Polar bears have 5 to 10 cm of fat under their skin (皮肤).  

 

as+形容词+as

像……一样

Your desk is as big as mine. 你的桌子和我的一样大。

 

be good at doing:

擅长做某事

I’m good at playing the violin.

 

Post-reading

Fill in the blanks with the words or phrases in the box.

disappear   look for    as much as   because of   by the end of          

1. He walked slowly _________ his bad leg.

2. I've made __________ I've spent.

3. Will the book come out __________ the year?

4. Will paper books _________ in the future?

5. Don't __________an excuse for your mistakes.

 

From the story, we know that _____.

   A. polar bears are good for people

   B. we can feed more seals

   C. global warming is a big problem

   D. polar bears can only live in zoos now

C

 

What are some things we can do to stop global warming?

 

Homework

Make a poster that explains the dangerous situation that polar bears are facing, as well as encourages people to live in a more environmentally-friendly way.

Post-reading

What are some things we can do to stop global warming?

1. Turn off the lights when we leave the room.

2. Take public transportation as much as possible.

3. Plant more trees.

...

本期配套教案共2页:  1  2

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