《Why Are Plants Important?》Plant a Plant PPT免費(fèi)下載
第一部分內(nèi)容：Learning Targets
1. Be able to use the words: pleasant, shade, fulfill, basic, soil, so many, in the shade, over there, in many ways, take energy from..., be made from, carry away, look beautiful, in a word
2. To learn about the important of trees and some functions of them
3. To learn some key sentences:
When the weather is sunny and hot, you can sit in the shade under a tree.
They help us fulfill our basic needs.
The trees and plants take energy from the sun and turn it into food.
... ... ...
Why Are Plants Important?PPT，第二部分內(nèi)容：Words and expressions
pleasant adj. 使人愉快的
shade n. 樹蔭；陰涼處
fulfill v. 達(dá)到；執(zhí)行
basic adj. 基本的；基礎(chǔ)的
soil n. 土；土壤
Lead in
What kind of plant do you like?
I like ...trees, and I also like sun flowers.
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Why Are Plants Important?PPT，第三部分內(nèi)容：Presentation
Listen and read.
Danny, Jenny and Brian are walking in a forest.
Jenny: I love this forest. There are so many trees and plants. The air is always clean and fresh.
Brian: Yes. Trees and other plants help clean the air.
Jenny: That's true. It’s pleasant to walk in the forest. When the weather is sunny and hot, you can sit in the shade under a tree. It s nice and cool.
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Why Are Plants Important?PPT，第四部分內(nèi)容：Let’s Do It!
1. Read the lesson and tick the items mentioned
1. People can eat plants or use them as medicine.
2. Plants help make the air clean and fresh.
3. Many animals live in the forest.
4. Books, paper, pencils and erasers all come from plants.
2. Complete the passage with the correct forms of the words in the box.
basic shade forest cover pleasant
There are many trees and plants. It’s __________to walk in the forest. When the weather is sunny and hot, you can sit in the_______ under a tree. Trees and other plants are our _______ needs for life. Many things are made from trees and plants.
Most animals live in the _______and eat the fruit from the trees. And plants ______ the soil. That way, the wind and water don’t carry the soil away.
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Why Are Plants Important?PPT，第五部分內(nèi)容：Language points
1. There are so many trees and plants.
so adv.如此；這么。
用法：① so many/much/few/little＋名詞 表示
“如此多/少的……” 其中，many/few修飾可數(shù)名詞復(fù)數(shù)，much/little修飾不可數(shù)名詞。
例：It's hard to believe that he has made so much progress.
難以置信他取得如此大的進(jìn)步。
② so＋形容詞/副詞。
例：It's so cold today.今天天氣真冷。
③so＋形容詞＋a/an＋可數(shù)名詞單數(shù)。它可與 “such＋a/an＋形容詞＋可數(shù)名詞單數(shù)” 進(jìn)行句型轉(zhuǎn)換。
例：She is so beautiful a girl.=She is such a beautiful girl.
她是如此美麗的一個(gè)女孩。
2. It's pleasant to walk in the forest.
固定句式：It's pleasant to do sth.意為“做……是令人愉快的/愜意的”。
例：It's pleasant to swim in the river in summer.夏天在河里游泳是令人愉快的。
It’s pleasant to talk with our friends.
和朋友一起聊天很愉快。
3.When the weather is sunny and hot，you can sit in the shade under a tree.
in the shade 在樹陰下；在陰涼處。
例：Some girls are playing games in the shade.
一些女孩正在樹陰下玩游戲。
Temperatures in the shade can reach eighteen degrees at this time of a year.
一年中的這個(gè)時(shí)候，陰涼處的溫度能達(dá)到18攝氏度。
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Why Are Plants Important?PPT，第六部分內(nèi)容：Exercises
一、單項(xiàng)選擇。
1. All plants take energy ______ the sun and make it ______ food.
A. to; from B. into; to
C. from; to D. from; into
2. Plants cover the soil. Then the wind and water don’t carry the soil ___.
A. in B. out of
C. away D. on
3. In____ word, we believe what our teachers said.
A．the B．a(chǎn) C．a(chǎn)n D．/
4. Let’s ____ trees and the reason why we need them.
A. to talk about B. talking about
C. talk at D. talk about
5. The cold weather turns water ________ ice.
A．in B．into C．a(chǎn)t D．a(chǎn)bout
6. The desks are made _______ wood.
A. in B. from C. into D. of
7. We make books ____ trees.
A. from B. on C. at D. in
二、把括號(hào)內(nèi)單詞的正確形式填到橫線上。
1. Trade _____ (有助于) the development of industry.
2. It’s _________(愉快的) to climb mountain.
3. ________(沒有) food, they would have nothing to eat and they would die.
4. We can sit in the _____ (樹蔭)under the tree.
5. Trees and plants help us _______(滿足) our basic needs.
6. Other structures will be _____ ____ (由…制成) high tech materials called memory metals.
... ... ...
Why Are Plants Important?PPT，第七部分內(nèi)容：Summary
1. Learnt some new words and expressions，such as be made from/of, without....
2. Learnt the importance of plants.
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Why Are Plants Important?PPT，第八部分內(nèi)容：Homework
1.Write a passage about why plants are important, using the conclusion we've had in Activity 3.
2.Review what we have learnt in this lesson, especially the words, phrases and sentences.
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