英语人教版七年级下册unit4-3.docx

Unit 4 Dont eat in class.第3课时 【学习目标】1.掌握本节课的6个单词： out go out practice dish do the dishes before 2.熟练运用must , have to 以及它们的句式变化。掌握句型：We must be on time .We have to be quiet .Do you have to get to school before 7:20 ?Does he have to wear a uniform at school ?【预习指导】自我预习：一、扫清障碍根据音标读出本节课-的单词。二、课本预习：熟读Grammar focus, 复习本单元的重要句型.学习3a 并完成练习，谈校规运用本单元句型完成3b 三，预习效果检查。完成句子1.你们学校有什么规定？ What are the your school2.请勿在走廊上追逐也不要上课迟到。Dont run and dont late for class.3.我们可以在学校吃东西吗？ Can we in school?4.我们可以在食堂吃东西但不可以在课室吃。We can eat in the _, but we cant eat .5.你们必须在学校穿制服吗？ 是的，我们要穿。Do you wear a uniform at school? Yes, _ _.6.我们还有什么必须得做吗？你们必须打扫课室。What do we have to do? You have to 【 课内学习】一、教材处理：1.检查预习效果学生口译听到的句子(Grammar focus) 2.完成3abc的练习,展示成果，小组对话表演。4.听力练习,完成Section B 1abcd,二、 组内探讨：要点总结 Do you have to wear a uniform at school? ？1.have to 为固定短语，意为“不得不”，强调由客观原因造成不得不去做某事，有各种时态和人称变化，在变否定句和疑问句时借助动词do, does, did。Eg: 你不必天天来。 -你在学校是不得不穿校服吗？ -是的，我们是。 不，我们不是。- - 2.注:must也意为“必须，应该，不得不”，强调由于主观原因一定要做某事，只用于一般现在时，没有时态和人称的变化，在否定句中或作否定回答时用neednt。Eg:你必须先在就完成家庭作业。 -我现在必须回家吗？-是的，你必须回家。/不，你不必。- - 知识反馈一，按要求改写句子。1. I can sing this song in English. (变成否定句) 2. Eat food in the classroom. (变成否定句) 3. He has to do his homework at school. (变成否定句) 4. You can watch TV after supper. (变成祈使句) 5. They can play basketball after school. (变成一般疑问句) 6. Mr King has to stay at home. (对划线部分提问) 二，单选： 1.-Why are you walking so fast? Because I get home to do my work. A. have B. go to C. have to D. has to2. You go in a hurry(匆忙).Theres enough time left. A. have to B. hadnt C. dont have to D. mustnt3，Sorry, I cant it in English. I can only Chinese. A. speak, talk B. say, tell C. say, speak D. talk, say 4.-Can you cook dinner? . .Its easy. A. No, I cant B. Yes, I can C. No, I can D. Yes, I need三，用方框中的此完成对话，每空一词do, watch, into, have, cant, like , listen, clean, can, dontA: Do you your new school?B: Yes. Its a good school and there are many rules.A: Really? you go out on school nights?B: Yes, we can. But we eat in class. And we cant arrive late for class.A: Do you to wear uniforms?B: No, we have to do that. But we have to the classroom every day. We can go the classroom without the teacher. W