英语人教版四年级下册uint 4 At a farm.doc

教学目标1. 能听说、认读单词tomatoes, potatoes, green beans, carrots.2. 能区分蔬菜单词的单复数形式。3. 能用I like表达自己的喜好。4. 理解健康饮食的重要性，明白挑食不利于健康的道理。教学重难点1. 重点：听说、认读单词tomatoes, potatoes, green beans, carrots.2. 难点：正确区分蔬菜单词的单复数形式;明白挑食不利于健康的道理。教学工具ppt课件教学过程Warm-up1. Song:vegetable song2. Chant:I like potatoes3. Greetings4. Guess:Whats this? 复习食物单词，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.教学tomato 板书tomatob. I think _is tomato.c. Guess:How many tomatoes? 教学复数形式，并板书tomatoes.此环节呈现红色和黄色的tomatod. chant:Tomatoes are red, tomatoes are yellow. I like tomatoes.小组合作2. potatoesa. Ilike noodles with tomatoes.由此引出I like noodles withpotatoes.教学并板书potatoesb. chant:One potato, two potato, three potatoes, four.T：Lets count thepotatoes.One potato, two potatoes, three potatoes,four.呈现句子，学生跟读加上表演。Five potatoes, six potatoes, sevenpotatoes, more.学生跟读加上表演。播放chant，学生学生听音学习，小组合作。3. greenbeansa. T: The potatoes are very popular. Look, the sir would like some potatoesfor lunch.播放录音。T:What would the lady like? What would the man like? Listen and choose.学生听录音，选出两个人物想吃的东西，引出green beans.T:The man would like some green beans.b. 呈现四种蔬菜T:Which one is right?学生选出正确的图片，跟读，板书green beans.Chant:green beans, green beans, green, green.c. 看图说话The green beans are cute/ green/ longd. T:Do you like green beans?S:Yes, I do. / No, I dont.T：Do you like tomatoes/ potatoes?由师生操练过渡到生生操练。4. carrota. 由上一环节引出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.教学carrots并板书。b. Pullthe carrotT:Look, there is a big carrot. Pull the carrot. Ai-hey-yo. Its too big. Come on,help me.招呼学生帮忙。S:Ai-hey-yo. Pull the rabbit.事先和一学生约好，让其扮演carrot,约四五个学生来帮忙，该学生就从座位上起来，当做拔萝卜成功。S:Yeah! A big carrot.c. T: Yeah! A big carrot. I like carrots. Whatabout you?S: I like carrots.T:I dont like carrots very much, but carrot I will try.S:Carrots I will try.Practice1. 跟读录音T:You are so good. Now follow the computer.2. 教师带读单词，调查学生对这几种蔬菜的喜爱程度S:I like_.T:So, the winner is_. Its popular in your class.3. Storytimea. T: Thereis 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 hamburgerWinnie 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.教师示范。T: Who can act Winnie in scene2 ?学生示范。d. 小组合作表演故事4. T： You are so good. There is a questio