英语八年级下冀教版Unit2PlantaPlant_lesson13Whyareplantsimportant课件

1、Learn the new words : reason pleasant among air dig ( dug dug ) shade energy nothing die (died died) heat bamboo kilogramLets talk about trees and the reason why we need them. Its pleasant to walk among the trees.Trees help clean the air.shade - in the shade bambooPandas eat bamboo only. Big pandas

2、eat eighteen kilograms of bamboo everyday.All plants take energy from the sun and made it into food. Without food , they would have nothing to eat and they would die.dig dug dug dig a hole They dug the earth last year.heat . n Light is energy. Heat is energy.heat. v - make something hot 例例: Pat heat

3、ed some milk in the saucepan(锅锅).Read the text and answer the questions . 1. What are Danny, Jenny and Brian talking about? They are talking about trees and the reason why we need them . 2. Donuts dont grow on trees, do they? No, they dont. v3.Why do we need trees ?vClean the air. vGive us food.vMak

4、e and build things with trees .vSit under a tree in the shade.vMake books from trees. vMany animals live in trees.vCover the soil. vTake energy from the sun and make it into food. people and animals need the food to live. Retell the text. Trees help_ the air.They give us _-like apples,bananas and or

5、anges.We can _and _things with treeslike chairs, beds and houses! We can sit under a tree in the _.Plants_ the soil. Then the wind and water dont _ the soil away. All plants take _ from the sun and make it into food. People and other animals need the food to_.Without food, they would _. cleanfoodmak

6、ebuild shadecovercarryenergylivedieRead the text by yourselves. Then translate the following into English: 1.树有助于净化空气树有助于净化空气._2 面包圈不长在树上面包圈不长在树上._3. 那时我们可以坐在树底下的阴凉处那时我们可以坐在树底下的阴凉处._4. 而且而且,许多动物以树巢许多动物以树巢. _Trees help clean the air.Donuts dont grow on trees.Then we can sit under a tree in the shade.

7、Also, many animals live in trees.5.所有的植物都能从太阳那里的到能量所有的植物都能从太阳那里的到能量,然后把他然后把他转化成为食物转化成为食物._.6. 如果没有足够的食物如果没有足够的食物,他们就会死去他们就会死去._.All plants take energy from the sun and make it into food.Without food ,they would have nothing to eat and they would die. 专项练习专项练习:一一.用用A .in B. on选择填选择填空空: 1. There are s

8、ome birds_ the trees. 2. There are many apples _the trees. 3. Look !The kite is _ the sky.归纳归纳: on trees 也可以表达为也可以表达为: on the tree.指的是树上本身的东西指的是树上本身的东西,in the tree, 也表示在树上也表示在树上,但它指的是外来的东西但它指的是外来的东西.ABA专练二专练二. 记住下列词组的用法记住下列词组的用法:(1) make into “把把制成制成” be made from “由由(原料原料)制成制成” be made of “ 由由( 原料原

9、料)制成制成” be made by 被被(某人某人)制成制成 be made in 在在(某地某地)制造制造(2). 选择填空选择填空: 1. We make books _ trees. A. in B .from C. at D. in B 2. We can make cotton _ cloth. A. into B. on C. from D. of 3.The chair is made _ wood. A. in B. of C. into D. from 4. The bike is made _ Shanghai. A. of B. into C. from D. inAB

10、 D 专练三专练三: 翻译下列词组翻译下列词组: 1.在阳光下在阳光下 _ 2.在灯光下在灯光下_3. 在书桌下面在书桌下面_ in the sun in the lightunder the desk Do we need plants?Why do we need them ? Find three answers to this question. Write down your answers.Text: 一.Choose the best answer:1.Are there many trees_ ? A. where do you live B. you live where C

11、. where you live D. you live there 2. lets _ the trees why we need them. A. to talk about B. talking about C. talk at D. talk about3. Donuts dont grow _ trees! A. in B. on C. at D. in cDB4.The desks are made _ wood. A. in B. from C. into D. of5. People and other animals need food_. A. living B. live C. to live D. lives6. Can you see seven monkeys _ the tree. A. on B. in C. under D. above DCB2 Fill in the blanks according to the Chinese given . 1. Trees _ (帮助清洁帮助清洁) the air. 2. I _ ( 想种想种) a donut! 3. Then we can sit under a tree _ (