《The Study of Living Things》Look into Science! PPT免費課件

描述

《The Study of Living Things》Look into Science! PPT免費課件

第一部分內容：詞彙聽寫

同學們，上一課學習的單字你們都掌握了嗎？現在大家來檢驗一下，點擊下面的音訊開始聽寫吧！

課堂匯入

Do you like nature, why?

The Study of Living ThingsPPT，第二部內容：課文呈現

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 theutter fly. Taylor's attention❷.

The Study of Living ThingsPPT，第三部分內容：知識解說

知識點1

living/'lɪvɪŋ/ adj.活著的

eg：All the living people were taken to safety.

所有活著的人都被帶到了安全的地方。

知識點2

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.

它是個引起人們注意環境的特殊日子。

pay attention to 注意

eg：Pay attention to your handwriting.

注意你的書寫。

昨天，他不同尋常的講話吸引了我們的注意。

His unusual speech ________ ________ ________yesterday.

知識點3

20 kilometres wide 20千米寬

表示長、寬、高等用「基數詞＋單位詞(metre，foot，inch等)＋形容詞(long，wide，high等)」或用「基數詞＋單位詞＋in＋名詞(length，width，height等) 」。

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

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

這堵牆20公尺長，2公尺高。

這棟建築30公尺高。

The building is ________ ________ ________.

【點撥】「基數詞＋單位詞(metre，foot，inch等)＋形容詞(long，wide，high等)」可用來表示長、寬、高。

The Study of Living ThingsPPT，第四部分內容：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

在 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.

例子：

We did some experiments yesterday.

The experiments were fantastic.

The experiments that we did yesterday were fantastic.

The Study of Living ThingsPPT，第五部分內容：課堂練習

一、根據句意及漢語提示完成單字

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

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

3． This is a ________ (極好的) film.

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

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

二、單項選擇

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

The Study of Living ThingsPPT，第六部分內容：課堂小結

本課主要學習了以下重點內容:

（1）重點字：living, almost, worry, carry等。

（2）重點短語：draw one’s attention, 20 kilometres wide, as many as, cut down, both…and…等。

課後作業

1.熟記本課時的詞彙

2.完成本課時的課後作業

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更新時間: 2024-09-08

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