1、Unit 1 Topic 3 How old are you? Section B【教学目标】1学习识别物体的句型。2学习询问单词拼写的表达。3学习表达感谢及应答语。【教学过程】第一步 复习1数字接龙。20人为一个循环,复习数字1-20。2看谁算得快,老师口头出一道计算题,学生说出结果。T:Ten and fiveSs:Fifteen例如:让学生两人一组操练,再挑选几组表演, 师生给以鼓励。3. 假设两个学生在操场上相遇,他们互不认识,仿照SechonA,2a自编一个对话,对话内容要包含2a,但又不局限于2a。复习以前所学句型。4拿出一本英语书引入新话题。例如:T:This is a book
2、. This is an English book. Whats this in English?(手拿黑板擦)Ss:(老师帮助说出Its an eraser.)板书Whats this in English?及Its an eraser.句型。第二步:呈现1运用实物,学习新句型及生词。例如:T:Whats this in English?Ss:及Its an eraser/apple/egg/orange. (老师不仅要帮助学生回答,还要反复呈现实物或图片。)教师板书并教学新单词:an eraser/apple/egg/orange2运用同样的方法教学生词:a,map,pencil,rule
3、r,desk,pen,book,car,blackboard。3让学生总结aan的用法及区别,然后由老师再给予补充解释。4两人组操练句型,然后挑选几组表演。例如:S1:Whats this in English?S2:Its a/an5展示实物或图片并提问学生。例如:T:Whats this in English?S:Its a book.T:How do you spell?S:(老师帮助学生拼出BOOK,book。)讲解并操练How do you spell?及Can you spell it,please?句型,学习新单词:spell。两人一组用图片或者实物进行练习。6老师假装不认识一位
4、学生,叫另一位学生告诉他。例如:T:Whos that boy?(指着一位男生。)S:Thats T:Thank you. /Thanks.S:(老师引导说出Thats OKYoure welcome.)板书表达谢意及应答语。Thank you./Thanks.Thats OKYoure welcome.向不同的学生说Thank you./Thanks.学生用Thats OKYoure welcome.回应7听1a录音并跟读,注意语音语调。第三步:巩固1分角色朗读1a。2人机对话。3两人一组运用实物操练1a,完成1a。4选派几组表演la,完成1b。第四步:练习1补全1c对话,核对答案,解释并教
5、学double。2两人一组操练1c对话。完成1c。3猜物游戏,操练Is this/that a ?及其答语。例如:T:Whats in my hand?(手里拿一块橡皮藏好。)S1:Is this/that a pen?T:No,it isntS2:Is this/that an eraser?T: Yes, it is.(松开手。)换学生上台扮演老师,继续猜物游戏,老师总结并板书。Is thisthat aan?Yes, it is No,it isnt4听2a录音并跟读,模仿语音语调,完成2a。第五步:综合探究活动1课堂活动。蒙眼摸物,运用表示识物的句型完成2b。例如:S1:Whats t
6、his in English?S2:Is thisthat aan?(摸物。)Sl:Yes,it isNo,it isntIts aan 在最短时间内猜对者,给予掌声鼓励。2. Homework:(1)总结:在学过的单词中,哪些前面加a,哪些前面加an。(2)依照1a,自编两则对话,写在作业本上。板书设计:What class are you in?Section B1.Whats this/that in English?2.(1)“a” is used before the countable singular nounsIts an eraser / a map.with the fir
7、st letter that is a consonant.How do you spell it?(2)“an” is used before the countable singular nounsE-R-A-S-E-R, eraser. with the first letter that is a vowel.Can you spell it, please?For example: a pencil/car/pen/book.M-A-P, map.an egg/orange/appleThank you/Thanks.3.Is this/that a desk?Thats OK./Youre welcome.Yes, it is./No, it isnt.