九年級英語下冊 Unit 13 We're trying to save the earth Section B第4課時教案人教新目標(biāo)版

1、九年級英語下冊 unit 13 were trying to save the earth section b第4課時教案人教新目標(biāo)版九年級英語下冊 unit 13 were trying to save the earth section b第4課時教案人教新目標(biāo)版年級：姓名：5section b 第4課時（2a2e）類別學(xué)習(xí)重點重點單詞gate, bottle, president, work, metal重點短語throw away, pulldown, build sth. out of, put sth. to good use, be made of/from, set up, t

2、urn upside down, be known for, bring back to重點句式1. have you ever thought about how these things can actually be put to good use?2. she has been doing this for a few years now.課前預(yù)習(xí)寫一寫1.大門gate 2.瓶子bottle 3.負(fù)責(zé)人president4.作品work 5.金屬metal譯一譯1.拆下pulldown 2.好好利用put sth. to good use3.由制成be made of/from 4.倒

3、轉(zhuǎn)過來turn upside down背一背1.艾米不是唯一一個擅長回收再利用的人。amy isnt the only one who is good at recycling.2.她現(xiàn)在做這事有幾年了。she has been doing this for a few years now.新課導(dǎo)入teacher: do you know how some people save energy and cut down pollution? today we will learn about amys, jessica wongs and wang taos stories.新課展示【完成教材

4、2a2e的教學(xué)任務(wù)】1.快速看2b中的圖片，完成2a的任務(wù)。2.要求學(xué)生快速閱讀短文，完成2b練習(xí)。3.先邀請幾位同學(xué)朗讀短文，教師要注意語音，及時糾正錯誤，然后播放錄音，全班同學(xué)一起跟讀。4.再細(xì)讀短文完成2c的任務(wù)，選用方框中的短語的正確形式補全2c中的短文。5.教師講解本課時的重難點。6.讀文章10分鐘，完成2d任務(wù)。（注意詞根）7.以小組為單位討論學(xué)生們需要做什么來保護環(huán)境。8.教師讓每個小組代表列出各組有關(guān)保護環(huán)境的措施，全班分享?！菊Z法提要】1.be made of意為“由制成”。例句：my sweater is made of wool.我的毛衣是由羊毛制成的。辨析：be mad

5、e of與be made frombe made of指從原料到制成品沒有發(fā)生本質(zhì)變化，從成品上能夠看得出原材料。the desk is made of wood. 這張桌子由木頭制成。新課展示be made from表指從原料到制成品發(fā)生了質(zhì)的變化，從成品上已看不出原材料。the wine is made from grapes. 這酒由葡萄制成。拓展：(1)be made in意為“產(chǎn)于；于制造”，后接表示地點的名詞。例句：this tv set is made in shanghai.這臺電視是上海制造的。(2)be made into意為“被制造成為”。例句：this piece of

6、 wood will be made into a small bench.這塊木頭將要被制成一個小長凳。(3)be made by意為“由制成”，后接動作的執(zhí)行者。例句：the machine is made by the workers in the factory. 這臺機器是由工廠里的工人們制造的。2.be known for意為“以而聞名”，可與be famous for互換，for后面接名詞或v.-ing形式。例句：he is known for his profound knowledge. 他以學(xué)問淵博而出名。拓展：be known as與be famous as同義，意為“作

7、為而出名”。例句：this area is known as/famous as the hometown of chinese wushu. 這個地區(qū)作為中國武術(shù)之鄉(xiāng)而出名?！締栴}探究】1.大門是用石頭和玻璃瓶做的。the gate is made of rocks and glass bottles .2.王濤因用來自舊車的鐵做藝術(shù)品而聞名。wang tao is known for using iron from the old cars to make art pieces.活學(xué)活練用適當(dāng)?shù)慕樵~填空。1. the desk was made of wood by my father in my home.2. thomas alva edison is known for his great inventions.布置作業(yè)：教師引導(dǎo)