英語人教版四年級下冊Unit4 At the farm Let’s talk .doc

Unit4 At the farmA. Lets talk A. Lets play一、教學目標1. 學習詞匯：these, your, yum。2. 學習句型：Are these.?Yes, they are.No, they arent.3. 能在創(chuàng)設(shè)的情境中靈活運用句型What are these?和Theyre .4. 鼓勵學生多體驗生活，了解自己日常食用的蔬菜。二、教學重難點重點1. 能聽、說單詞these, your, yum。2. 能聽懂、會說句子：Are these.? Yes, they are. No, they arent.難點1. 單詞this和these的區(qū)別和聯(lián)系。2. 單詞these的用法。三、教學準備教師準備多媒體課件、教學音頻、作為獎勵的小禮物、胡蘿卜。四、教學過程Step 1: Warm-up1. 課堂口語練習。T: Hello, boys and girls.Ss: Hello, Miss/Mr.T: Nice to meet you.Ss: Nice to meet you, too.T: How are you today?Ss: Fine, thank you. And you?T: Im fine, too.2. 教師播放“A. Lets chant”部分的歌謠錄音，全班學生跟著錄音唱，活躍課堂氣氛。Step 2: Preview教師說謎語，引導(dǎo)學生用“Are they .? ”來猜猜是什么蔬菜。They are red. They look like apples, but they arent apples. What are they?They are tender and green. What are they?They are long and orange. Rabbits like eating them. What are they?They are round, pink and white. What are they?They are brown. French fries are made of them. What are they?如果學生猜對了，教師回答Yes, they are. 并拿出相應(yīng)的單詞卡片請學生拼讀；如果猜錯了，教師回答No, they arent. 再請其他學生猜，直到猜對為止。然后教師和學生一起聊一聊各自喜愛的蔬菜。Step 3: Presentation1. A. Lets talk.(1) 教學單詞these, try和yum。教師拿出一根胡蘿卜，說：This is a carrot. 再拿出幾根胡蘿卜，說：Look, these are some carrots. 然后教師將這兩個句子寫在黑板上，并畫上相應(yīng)數(shù)量的胡蘿卜讓學生對比，知道單詞these的意思及其與單詞this的區(qū)別和聯(lián)系。教師提問：Who can draw carrots? Who want to have a try? 然后從舉手的學生中挑選兩位學生在黑板上兩個句子旁邊畫上相應(yīng)的圖片。This is a carrot.These are some carrots.教師指著學生的圖片，問Whats this?/What are these? 引導(dǎo)學生回答：Its/Theyre. 教師給學生布置其他任務(wù)，如擦黑板、開門等，在布置任務(wù)前，教師對生說：Have a try, please. 幫助學生明白單詞“try”的意思。 教師拿起胡蘿卜吃一口，做出很享受的表情，并說：Yum! 幫助學生明白該單詞的意思。(2) 介紹對話情境。T: Mike and Sarah are at the farm. They are talking about the vegetables at the farm.(3) 教師播放對話錄音，全班學生跟著錄音讀對話，提醒學生在跟讀的過程中注意模仿錄音中的語音、語調(diào)。(4) 教師再次播放對話錄音，學生聽完錄音后回答下面的問題。 What are so big? What colour are the tomatoes? How are the tomatoes?Answers: Carrots. Theyre yellow. Theyre good.(5) 教師第三次播放教學錄音，全班學生分角色跟著錄音讀對話，提醒學生注意對話中農(nóng)民說“Try some. Theyre good.”時的期待和驕傲之情。(6) 學生拿出人物頭飾，三人一組合作練習表演對話，提醒學生在表演時注意加入適當?shù)谋砬楹蛣幼?；然后教師請幾組學生上講臺表演，評選出“最佳表演組”，并給予小禮物作為獎勵。2. A. Lets play.(1) 教師請三位學生上講臺戴上頭飾表演對話。(2) 讓學生同桌合作，結(jié)合本部分的三幅情境圖，仿照示例進行替換練習，教師請三對學生上講臺分角色表演，表揚對話流利、表演到位的小組。Step 4: Extension1. 將學生分成六人一小組，出示蔬菜圖片，運用句型What are these/ those? Are these/those.? 練習對話。2. 教師巡視課堂，給予指導(dǎo)。3. 指名學生進行表演。Step 5: Summary