《The Study of Living Things》Look into Science! PPT免费课件

《The Study of Living Things》Look into Science! PPT免费课件

第一部分内容：词汇听写

同学们，上一课学习的单词你们都掌握了吗？现在大家来检验一下，点击下面的音频开始听写吧！

Do you like nature,  why?

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The Study of Living ThingsPPT，第二部分内容：课文呈现

THINK ABOUT IT

·Would you like to be a biologist when you grow up？Why or why not?

·What mysteries of nature do you know about?

Dr. Chip Taylor teaches biology at a university in the United States. He studies one kind of North American butterfly. Just like a migrating bird，this butterfly travels about 4 000 kilometres south in fall. Fantastic facts about the butterfly have been drawing Dr. Taylor’s attention❷.

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The Study of Living ThingsPPT，第三部分内容：知识讲解

living/'lɪvɪŋ/ adj.活着的 

eg：All the living people were taken to safety.

所有活着的人都被带到了安全的地方。

draw one’s attention 引起某人的注意 

eg：It’s a special day to draw people's attention to the environment.

它是个引起人们注意环境的特殊日子。

pay attention to 注意

eg：Pay attention to your handwriting.

注意你的书写。

昨天，他不同寻常的讲话吸引了我们的注意。 

His unusual speech ________ ________ ________yesterday.

20 kilometres wide 20千米宽 

表示长、宽、高等用“基数词＋单位词(metre，foot，inch等)＋形容词(long，wide，high等)”或者用“基数词＋单位词＋in＋名词(length，width，height等)”。

eg：The wall is 20 metres long and 2 metres high.

＝ The wall is 20 metres in length and 2 metres in height.

这堵墙20米长，2米高。

这座建筑30米高。

The building is ________ ________ ________. 

【点拨】“基数词＋单位词(metre，foot，inch等)＋形容词(long，wide，high等)”可用来表示长、宽、高。 

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The Study of Living ThingsPPT，第四部分内容：Let's Do It !

1.Read the lesson and complete the table.

Fantastic facts about butterflies 

The butterflies always ________ to the same small piece of forest and ________ the winter there.

The butterflies that return to the south are the great­great grandchildren of the butterflies that left for the north.

The females ________ eggs on only one plant：milkweed. 

Things that Dr. Taylor worries about 

In Mexico，people cut down the trees that the butterflies need to ______on. 

In the U．S.and Canada，farmers use chemicals that ______ milkweed. 

Things that scientists can’t understand 

How do the butterflies know when to fly south？ 

How do the great­great grandchildren of the butterflies ________ the same forest？ 

2.Join the sentences to make attributive clauses.

Example：

We did some experiments yesterday. 

The experiments were fantastic.

The experiments that we did yesterday were fantastic.

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The Study of Living ThingsPPT，第五部分内容：课堂练习

一、根据句意及汉语提示完成单词

1．Do you like ________ (生物学) at school? 

2．Look! There are many___________ (蝴蝶) among the flowers.

3．This is a ________ (极好的) film.

4．I ___________ (完全地) forgot about it.

5．Many people ________ (迁移) to Canada in the 1800s.

二、单项选择

6．Our teacher often encourages him ________ hard.

A．work       B．working  

C．to work   D．works

7．Since environment is too important to all of us, we human beings had better ________ fewer trees.

A．turned down   B．cut down  

C．put down       D．cut up

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The Study of Living ThingsPPT，第六部分内容：课堂小结

本节课主要学习了以下重点内容: 

（1）重点单词：living, almost, worry, carry等。

（2）重点短语：draw one’s attention, 20 kilometres wide, as many as, cut down, both…and…等。

1.熟记本课时的词汇 

2.完成本课时的课后作业

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