Unit 5 plus and minus 教学目标: a. 能听懂,会说: 13-20 b. 能听懂,会说: What’s …… plus…… ?It’s ……. 1. Review a. ask questionsb. free talk c. act2. 新授 sing songs a.. ABC song b. Ten little Indian T:Are you happy ? Do you find the same place from these songs ? 学生自由交谈并说说 (相同的地方就是2首歌都和数字有关)3. 1. T: boys and girls . Do you finish your homework that I assigned last lesson . (课前做调查,去找生活中哪些地方可以用到数字) 同学汇报,教师总结 2. T: Good job , you’re all very good . now I’ll tell you a good news . an animal football team will come to our classroom .Let’s say “welcome ” (学生齐说) T: Everybody , please think it over .In a football team .Which place should use numbers ? 学生讨论并回答 ( 球衣号码, 比赛比分 ….) Yes , very good . now Let’s look carefully . 看看这些球员身上有没有缺什么呢? (学生讨论) Yes , there’s no numbers . now ,Let’s look again .( 出示球员身上的号码)Please count these numbers together . ( 学生齐读 ) T: Good job . Now Let’s look at the TV . please look carefully and find out what are these ? (看着上面的图片请学生说出单词) T ask : How many …….are these ? (请学生们说出上面的东西分别有多少) T: wonderful . Look at this exercise problem . It’s very easy . I think everybody can do it .(出示1+1=?) Let’s look at the blackboard . (出示 1 1 = 2 ) Which symbol we should fill in ? (学生说出缺了 + ) T: Yes, plus ( 出示Plus ,并填入相应的地方 ) 齐读单词/ 开火车读/ T: one plus one (出示,齐读/开火车) Look at 1+2 How to speak in ? (请学生来试着来用刚才教的句形读一下) One plus two (学生齐读/开火车)What about 2+3 ? Two plus three (学生齐读/开火车0 T: Look at the TV ,there are some apples ,yesterday Mr He ate five apples in the morning and he ate two apples in the afternoon .please tell me how many apples did I eat ? (谁可以告诉我他一共吃了多少个苹果) S: seven . T: Yes , he ate seven apples in a day . ( 那谁可以用算式来表达这题目呢?) 引出算式 5+2=? 引出句子: What’s five plus two ? ( 齐读/开火车) 然后学生问,老师答,引出回答: It’s seven . ( 齐读/开火车) T: now Let’s look at another picture . Mr Zhang bought six computers in 2004 and Miss Xu bought four computers in 2005. How many computers did they bought ? Who can? 引出句形: What’s six plus four ? (齐读/开火车) 在用问问题的方式引出问题答案 : It’s ten . (齐读/开火车) T: Ok ,look here . I have two toy cars and yesterday I bought three toy cars .please tell me how many cars did I have ? 引出句形: What’s two plus three ? ( 齐读/开火车) 男问女答引出答案: It’s five .(齐读/开火车)4. Free talk (和同桌用扑克牌来做些计算题)Act5. 教师出题,引出13-20的单词。 5+8 10+4 12+3 7+9 6+11 3+159+10 10+10先让学生用five plus eight 的形式来说说每个题目。然后再请学生用 What’s five plus eight ? 的形式用问与答的形式引出答案,引出13-20的数字,因为学生之前就对这几个单词有所了解,所以就可以采用问答形式直接引出这些所要教授的。6. 齐数 1-20 采用游戏拍皮球的形式和学生一起数数/ 和学生一起来用这些数字数数教室里的东西。7. Free talk (用这节课所教的句形或加上以前学过的) act |