英語人教版四年級下冊Unit 4A lets learn.doc

PEP4 Unit4 At a farm A learn一、 教學(xué)目標(biāo)1. 能聽說、認讀單詞tomatoes, potatoes, green beans, carrots.2. 能區(qū)分蔬菜單詞的單復(fù)數(shù)形式。3. 能用I like表達自己的喜好。4. 理解健康飲食的重要性，明白挑食不利于健康的道理。二、 教學(xué)重難點1. 重點：聽說、認讀單詞tomatoes, potatoes, green beans, carrots.2. 難點：正確區(qū)分蔬菜單詞的單復(fù)數(shù)形式；明白挑食不利于健康的道理。三、 教學(xué)準(zhǔn)備1. 準(zhǔn)備單詞卡片2. 準(zhǔn)備教學(xué)課件3. 準(zhǔn)備頭飾四、 教學(xué)步驟Warm-up1. Song: vegetable song2. Chant: I like potatoes3. Greetings4. Guess: Whats this? 復(fù)習(xí)食物單詞，并引出vegetablesPresentation1. tomatoesa. T: Vegetables are healthy. Guess, what is it? Its a kind of the vegetables. Its healthy. Its sour. Its round. Its juicy. Whats this?S: Tomato.教學(xué)tomato 板書tomatob. I think _is tomato.c. Guess: How many tomatoes? 教學(xué)復(fù)數(shù)形式，并板書tomatoes. 此環(huán)節(jié)呈現(xiàn)紅色和黃色的tomatod. chant: Tomatoes are red, tomatoes are yellow. I like tomatoes.小組合作2. potatoesa. I like noodles with tomatoes.由此引出I like noodles with potatoes.教學(xué)并板書potatoesb. chant: One potato, two potato, three potatoes, four. T：Lets count the potatoes. One potato, two potatoes, three potatoes, four.呈現(xiàn)句子，學(xué)生跟讀加上表演。 Five potatoes, six potatoes, seven potatoes, more.學(xué)生跟讀加上表演。播放chant，學(xué)生學(xué)生聽音學(xué)習(xí)，小組合作。3. green beansa. T: The potatoes are very popular. Look, the sir would like some potatoes for lunch.播放錄音。T: What would the lady like? What would the man like? Listen and choose.學(xué)生聽錄音，選出兩個人物想吃的東西，引出green beans.T: The man would like some green beans.b. 呈現(xiàn)四種蔬菜T: Which one is right?學(xué)生選出正確的圖片，跟讀，板書green beans.Chant: green beans, green beans, green, green. c. 看圖說話The green beans are cute/ green/ long d. T: Do you like green beans?S: Yes, I do. / No, I dont.T：Do you like tomatoes/ potatoes?由師生操練過渡到生生操練。4. carrota. 由上一環(huán)節(jié)引出rabbitT: Lets ask the rabbit.S: Rabbit, rabbit, do you like?T: The rabbit says No, I dont. What does he like? Look, he likes carrots.教學(xué)carrots并板書。b. Pull the carrotT: Look, there is a big carrot. Pull the carrot. Ai-hey-yo. Its too big. Come on, help me.招呼學(xué)生幫忙。S: Ai-hey-yo. Pull the rabbit.事先和一學(xué)生約好，讓其扮演carrot,約四五個學(xué)生來幫忙，該學(xué)生就從座位上起來，當(dāng)做拔蘿卜成功。S: Yeah! A big carrot. c. T: Yeah! A big carrot. I like carrots. What about you? S: I like carrots.T: I dont like carrots very much, but carrot I will try.S: Carrots I will try. Practice1. 跟讀錄音T: You are so good. Now follow the computer.2. 教師帶讀單詞，調(diào)查學(xué)生對這幾種蔬菜的喜愛程度S: I like_.T: So, the winner is_. Its popular in your class.3. Story timea. T: There is a boy. His name is Winnie. What does he like? Lets enjoy the story. 播放故事T: Winnie is a boy. He doesnt like vegetables.W: I dont like _.T: He likes hamburgers only. He becomes a hamburger.W: No. Im a hamburger.T: The dogs run after him, the sayI like hamburger Winnie saysW: Im not a hamburger. Help!T: What can he do?S: Eat some vegetables.c. T: Lets act the story. I can act Winnie in scene1. 教師示范。 T: Who can act Winnie in scene2 ? 學(xué)生示范。d. 小組合作表演故事4. T： You are so good. There is a question for you. Q: Can Winnie eat vegetables only? S: No, he cant. T: If he