七年级英语下册 unit 4 dont eat in class（第2课时）教学课件 （新版）人教新目标版

Section A (Grammar Focus-3c) Unit 4 Dont eat in class. Lead-in Tell others about your school rules. (You can finish it by yourself/ with your partner) listen to music In our school, we cant listen to music in class, but we can listen to it after class. In our school, we cant listen to music in class, but we can listen to it after class. What are the rules in your school? Role-play arrive late for class = be late for class B: No, we cant. We cant arrive late for class. A: So, dont arrive late for class. A: Can we arrive late for class? . A:Can we run in the hallways? B:No, we cant. We cant run in the hallways. A:So, dont run in the hallways.hallway B:No, we cant. We cant fight. A:So, dont fight. A:Can we fight? A: Dont chat in class. B: We cant chat in class. A: Can we chat (聊天)in class? A: Can we eat in the classrooms？ dining hall B: No, we cant .We cant eat in the classrooms. We can eat outside. We have to eat in the dining hall. A: So, dont eat in the classrooms. A: Can we listen to music in the classrooms? B: No, we cant. We cant listen to music in the classrooms. But we can listen to it in the music room. A: So, dont listen to music in the classrooms. A: Can we play basketball in the classrooms? B: No, we cant. We cant play basketball in the classrooms. We have to play it on the playground. A: So, dont play basketball in the classrooms. Please play it on the playground. 课文展现 1. 不要在楼道里跑。 _ 2. 不要打架。 _ 3. 有什么规矩？ _ 4. 我们必须按时上课。 _ 阅读Grammar Focus，完成下列句子。 Dont fight. Dont run in the hallways. What are the rules? We must be on time for class. 5. 我们可以在教室里吃东西吗？ _ 6. 不能。但我们可以在餐厅里吃东西。 _ _ 7. 我们可以在上课的时候带帽子吗？ _Can we wear a hat in class? No, we cant, but we can eat in the dining hall. Can we eat in the classroom? 8. 他在学校里必须穿校服吗？ _ 9. 是的，必须。/ 不，不必。 _ 10. 你们必须做什么？ _ 11. 在图书馆里我们必须保持安静。 _ Yes, he does. / No, he doesnt. Does he have to wear a uniform at school? What do you have to do? We have to be quiet in the library. 祈使句一般用来表示请求、命令、劝说 、号召、警告等。在祈使句中， 通常省 略第二人称主语you。肯定式以动词原形 开头，否定式一般在动词原形前加dont 。 一、祈使句的肯定式 1. 以行为动词原形开头，简称Do型。 e.g. Come here. 到这儿来。 2. 以动词be开头，简称Be型。 e.g. Be quiet, please. 请安静。 3. 以Let开头，简称Let型。 e.g. Lets go! 咱们走吧! 注意： 有时可在祈使句的句首或句尾加上 please，使语气显得客气、有礼貌。如 果在句尾加please，应该用逗号与前句 隔开。 e.g. Go this way, please. 请这边走。 二、祈使句的否定式 1. Do型和Be型的否定式是在句首加dont。 e.g. Dont sit here. 不要坐在这儿。 Dont be late. 别迟到。 2. 以let开头的祈使句，其否定式有两种： 一种是直接在句首加dont，另一种是 “let + 宾语+not +动词原形+ (其他)”。 e.g. Dont let him go. 不要让他走。 Lets not go there. 咱们别去那儿。 注意： “No+名词/动词ing形式”表示禁止或规 劝，常用于公共场所。 e.g. No photos! 禁止拍照！ No smoking！ 禁止吸烟！ 将下列句子翻译成英语。 1. 请看这幅图画。 2. 不要在教室里跑。 3. 让我们帮助他。 Please look at the picture. / Look at the picture, please. Dont run in the classroom. Lets help him. 4. 在图书馆保持安静。 5. 上课不要迟到。 Be quiet in the library. Dont be late for class. Library Rules 1. Dont talk. 2. _ 3. _ 4. _ 3a Write the rules for the school library. Dont listen to music. Dont eat or drink. Dont take photos. 方法指导： 1. 由图示可知都是一些禁止类的祈使句。 2. 可知应用“Dont + 动词原形”句子。 1. Be quite? Q: Does she have to be quiet in the library? (she/have to/in the library) A: Yes, she does. Use the words to make questions about the rules. Then write answers according to your school. 3b 2. Eat? Q:_ (he/ have to/ in the dining hall)? A:_ Does he have to eat in the dining hall? No, he doesnt. He can also eat outside. 3. Listen to music? Q:_ (we/ can/ in the hallways)? A: _ Can we listen to music in the hallways? No,we cant. 4. Wear a hat? Q:_ (we/ can/ in the classroom)? A: _ Can we wear a hat in the classroom? No, we cant. Ask questions as many as possible.(尽可能多地问问题） _ John have to？ Can John? Does Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School! 3c 1. We can eat in class. 2. We dont have to come to school every day. 3. Lets talk about your library rules. A: We have a lot of rules in the library. B: Really? What are some of the rules? A: We cant_. We have to_. We cant _ We cant _ We cant _ Can we wear a hat? We cant arrive late. We must be on time. We cant wear a hat. Can we arrive late for school? The rule:_ The rule:_ Dont arrive late for school. Dont wear a hat. We cant fight. Can we fight? We cant litter. Can we litter(乱丢垃圾)? The rule: _ The rule:_ Dont litter. Dont fight. No. Can we be late for class? No. Can we talk loudly(大声地) in class? The rule:_ We must be on time. The rule:_We must be quiet. Yes. She has to wear school uniform. Does she have to wear a school uniform? The rule:_We have to wear school uniforms. Yes. They have to listen to the teacher in class. Do they have to listen to the teacher in class? The rule:_We have to listen to the teacher in class. At my dream school, we dont have to come to school every day. We can eat in the classroom. We can listen to music in class. We dont have to do homework. We dont have to wear school uniforms at school. Great! Jims school is the coolest. Exercise 一.单项选择 ( )1. _ with fire. Its very dangerous. A. Playing B. Play C. Dont play D. Doesnt play ( )2.The children _ play football on the road. A. can B. must C. mustnt D. may C C ( )3.My sister _ be at school by seven oclock. A. has to B. have to C. had to D. must to ( ) 4. Its raining all day, so my brother _ stay at home. A. must B. have to C. must to D. has to A D ( )5. Its very warm outside. You _ wear the coat. A. have to B. hadnt to C. dont have to D. mustnt ( )6.Mary, _ in bed. A. not read B. dont read C. no reading D. doesnt read C B 1. He has to eat breakfast quickly. (改为一 般疑问句) _ 2. Play volleyball after class. (改为否定句) _ 二、句