英語(yǔ)人教版四年級(jí)下冊(cè)u(píng)nit4 At the farm Alets talk.doc

Unit4 At the farm A Lets talk &lets play一、教學(xué)目的：1.能理解對(duì)話大意，并能以正確的語(yǔ)音語(yǔ)調(diào)朗讀對(duì)話。2.能在情景中運(yùn)用句型Are these? Yes, they are. What are these? They are詢問(wèn)物品名稱并作答。3.運(yùn)用They are good/so big!描述物品特點(diǎn)。4.結(jié)合語(yǔ)境理解單詞carrot, tomato的意思。二、教學(xué)重點(diǎn)：能在情景中運(yùn)用句型Are these? Yes, they are. What are these? They are詢問(wèn)物品名稱并作答。三、教學(xué)難點(diǎn)：掌握are引導(dǎo)的一般疑問(wèn)句，名詞變復(fù)數(shù)的規(guī)則及讀音。四、教學(xué)準(zhǔn)備： 教學(xué)掛圖、教學(xué)光盤、人物頭飾、教學(xué)課件五、教學(xué)過(guò)程：Step1 Warm up1. 學(xué)生們自由討論喜愛(ài)的蔬菜，為下文的正題做準(zhǔn)備。2頭腦風(fēng)暴游戲：匯報(bào)前置作業(yè)，收集學(xué)過(guò)的顏色單詞。3. 圍繞前置作業(yè)，引出蔬菜單詞。板書單詞red，出示一支紅色鋼筆，板書 a red pen。教師問(wèn)：What else can be red？引導(dǎo)學(xué)生說(shuō)詞組，如：a red bag, a red apple等。最后教師說(shuō)：I know a kind of red vegetable. Its round. Its juicy. It looks like apples. What is it?教師在黑板上貼上有一個(gè)西紅柿的圖片，說(shuō)：Look! Its a tomato.板書tomato并教讀。 Step2 presentation1.What are these？Theyre .的呈現(xiàn)與操練。（1)完成Lets talk。教師拿出有兩個(gè)西紅柿的圖片，對(duì)比學(xué)習(xí)，問(wèn)：What are these？引導(dǎo)學(xué)生說(shuō)：They are tomatoes.板書句子：They are tomatoes.提示tomato一詞復(fù)數(shù)的變化，幫助學(xué)生理解Its a tomato.和They are tomatoes.兩個(gè)句子的不同含義。（2)教師讓學(xué)生結(jié)合日常生活實(shí)際，思考西紅柿的特征。引導(dǎo)學(xué)生運(yùn)用句型Theyre來(lái)描述。小組討論，匯報(bào)交流，教師補(bǔ)充，教師手指西紅柿描述：These are tomatoes. They are red. They are good. They are yummy.（3)同桌兩人一組練習(xí)運(yùn)用They are描述一種水果，讓大家猜一猜是什么。（4)教師繼續(xù)描述：They are yellow. They are small. They are yummy, too. What are they? 教師出示黃色西紅柿圖片，說(shuō)They are tomatoes, too. They are yellow tomatoes.（5)呈現(xiàn)胡蘿卜的圖片，教學(xué)carrots,引導(dǎo)學(xué)生說(shuō)They are so big! 同桌結(jié)對(duì)用What are these?對(duì)red tomatoes, yellow tomatoes和carrots進(jìn)行提問(wèn)，并用 Theyre Theyre so!回答。2.學(xué)生呈現(xiàn)與操練對(duì)話。T：Are these carrots?S：Yes, they are.3.教師出示幼苗圖片，問(wèn)：What are these? Can you guess? 引導(dǎo)學(xué)生用 Are these？進(jìn)行猜測(cè)。教師適當(dāng)回答：Yes, they are.或No, they arent.4.教師播放對(duì)話的教學(xué)光盤，學(xué)生觀看、跟讀并分角色表演。Step3: consolidation 1.完成Lets play。三人一組，完成猜一猜游戲。S1提出疑問(wèn)What are these?S2負(fù)責(zé)運(yùn)用句型Are they? S3回答問(wèn)題。如：S1:What are these? S2:Are they tomatoes?S3:No.2.課件呈現(xiàn)水果圖片，如蘋果、梨、橘子等，問(wèn)Are these?請(qǐng)學(xué)生用Yes, they are.或No, they arent.進(jìn)行判斷。 Step4: Homework將Lets talk部分對(duì)話讀給家長(zhǎng)聽。教學(xué)板書：Unit 4 At the farmAre these carrots?Yes, they are. /No, they arent.What are these?Theyre tomatoes.Theyre red/yellow.教學(xué)反思： 本課時(shí)主要學(xué)習(xí)句型Are these? Yes, they are. What are these? They are詢問(wèn)物品名稱并作答。教師在引入課題的時(shí)候采用猜一猜游戲引出tomato。通過(guò)對(duì)比一個(gè)西紅柿和兩個(gè)西紅柿，引出What are these? Theyre tomatoes. 和Its a tomato.的區(qū)別。然后教師通過(guò)