冀教版（2024）八年级下册Lesson 8 Why Are Plants Important?精品课件ppt

这是一份冀教版（2024）八年级下册Lesson 8 Why Are Plants Important?精品课件ppt，文件包含八下Unit2-8pptx、Unit2Lesson8WhyArePlantsImportant教案docx、Lesson8mp3、Lesson-8-Why-Are-Plants-Important_-冀教版初二八年级下册mp4等4份课件配套教学资源，其中PPT共29页， 欢迎下载使用。
What can the trees d fr us?
Yu can sit in the shade under a tree.
shade [ʃeɪd] n. 树阴；阴凉处
They help us fulfill ur basic needs.
basic [ˈbeɪsɪk] adj. 基本的；基础的
pleasant shade fulfill basic silIt’s pleasant t energy a wrd
adj. 使人愉快的n. 树阴；阴凉处v. 达到；执行adj. 基本的；基础的n. 土；土壤做……很愉快从……获取能量总之；一句话
Why d we need trees?
Trees are gd fr ___________.
Trees are imprtant t _________.
1. Cver the sil.2. Clean the air.3. Beautify the envirnment.
1. Give them a place t live in.2. Prvide them with fd t eat.
1. Grw fruit.2. Prvide shade.3. Be made int many things.
1. It’s pleasant t _________ in the frest.2. There is a(n) _________ tree ver there.3. ________ and ther plants are imprtant t us.4. Plants take ________ frm the sun and turn it int fd.5. Plants als make everything lk __________.
Fill in the blanks with the infrmatin we hear.
□ Peple can eat plants r use them as medicine. □ Plants help make the air clean and fresh. □ Many animals live in the frest. □ Bks, paper, pencils and erasers all cme frm plants. □ Animals eat the fruit frm the trees.
Read the lessn and tick the items mentined．
Let’s D It!　
□ The plants cver the sil and can stp the dust. □ When the weather is sunny and ht, peple can sit in the shade under a tree. □ The plants make everything lk beautiful. □ Peple use wd frm trees t build huses and furniture.
Cmplete the passage with the crrect frms f the wrds in the bx.
basic　shade　frest cver　pleasant
There are many trees and plants. It’s __________ t walk in the frest. When the weather is sunny and ht, yu can sit in the _______ under a tree. Trees and ther plants are ne f ur ________ needs fr life. Many things are made frm trees and plants. Mst animals live in the __________ and eat the fruit frm the trees. And plants ________ the sil. That way, the wind and water dn’t carry the sil away.
Wrk in pairs. Think abut why we need plants. Discuss it and fill in the mind map. Yu can use sme ideas frm Activity 1.
Fd r medicine: _____________
Shelter:____________
Clthing and schl things:____________
Envirnment:____________
Functins f trees (plants)
Danny, Jenny and Brian arewalking in a frest. Jenny: I lve this frest. There are s many trees and plants. The air is always clean and fresh. Brian: Yes. Trees and ther plants help clean the air.
Jenny: That’s true. It’s pleasant t walk in the frest. When the weather is sunny and ht, yu can sit in the shade under a tree. It’s nice and cl. Danny: I’m hungry! Maybe I can eat a plant!Brian: Sure, Danny! Lk, there is an apple tree ver there!Danny: Is there a dnut tree?Brian: Dnuts dn’t grw n trees!
Jenny: Trees and ther plants are imprtant t peple. They help us fulfill ur basic needs.Brian: That’s fr sure. Peple use trees and ther plants in many ways. The trees and plants take energy frm the sun and turn it int fd. Medicine and clthing are als made frm trees and plants.
Jenny: The frest is imprtant t animals, t. Many animals live in the frest and eat the fruit frm the trees. They eat ther plants, t. Brian: And plants cver the sil. That way, the wind and water dn’t carry the sil away. Plants als make everything lk beautiful. Danny: In a wrd, we can’t live withut plants!
What can trees d fr us?
1. It’s pleasant t walk in the frest. 在森林里散步令人愉快。
辨析：pleasant与pleased
Language pints
2. When the weather is sunny and ht, yu can sit in the shade under a tree. 当天气晴朗且炎热时，你可以在树下的阴凉处坐着。
shade n. 树阴；阴凉处 in the shade 在树阴下；在阴凉处e.g. We like t play in the shade in summer. 我们喜欢在夏天在树阴下玩游戏。
3. They help us fulfill ur basic needs. 它们帮助我们满足我们的基本需要。
basic adj. 基本的；基础的 basic在句中可作定语或表语，常与介词t连用。e.g. Please tell me the basic rules f playing basketball.请告诉我打篮球的基本规则。We must knw abut peple’s basic needs.我们必须了解人们的基本需求。
4. The trees and plants take energy frm the sun and turn it int fd. 树木和植物从太阳那里获取能量，并且把它变成食物。
take... frm... 从……获取…… frm是介词，后面可接名词、代词或动名词。e.g. We can take energy frm the fd and drinks.我们能从食物和饮料中获取能量。
5. Medicine and clthing are als made frm trees and plants. 药和衣服也是由树木和植物制成的。
辨析：be made frm与be made f
6. That way, the wind and water dn’t carry the sil away. 那样的话，风和水不会把土壤带走。
carry... away 把……带走/搬走e.g. Let’s carry the stne away, r the cars can’t g thrugh the rad. 让我们把石头搬走吧，否则汽车通不过去。
与away有关的其他短语take... away 把……带走 g away 走开put... away 把……收起来/放好
7. In a wrd, we can’t live withut plants! 总之，没有植物我们不能生存！
in a wrd 总而言之 = in ne wrde.g. In a wrd, I can’t g ut as I have many things t d.总而言之，我不能出去，因为我有许多事情要做。
1. It’s ______ t swim in the swimming pl in summer. A. pleased B. please C. pleasure D. pleasant2. Dn’t sit ______ the shade. Cme ut t play in the sun. A. n B. t C. fr D. in 3. The plants can take energy ______ the sun, s we must prtect them. A. at B. frm C. t D. dwn
4. We must try t satisfy the children’s _______ needs. A. basic B. happy C. beautiful D. clean5. ______, taking exercise can help us keep healthy. A. In a wrd B. In return C. In bed D. In all
Talk abut why plants are imprtant t us.
1. Review and recite the imprtant pints f this lessn.2. Talk abut the imprtance f plants after class.3. Preview the next lessn.