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1、Unit 4 Dont eat in class.Section A 2d-3c,Lets chant.,Can we wear hats in school? No, we cant. No, we cant. Can we listen to music? Yes, we can! What else do we have to do? We have to eat in the dining hall. Do we have to wear a uniform? Yes, we do.,Can you watch TV after school? Yes, I can. Yes, I c
2、an. Can you go out on school nights? No, I cant. What else do you have to do? I have to practice the guitar every day. Do you have to clean your room? Yes, I do.,Dont eat in class.,Dont arrive late for class,Dont sleep in class.,Dont draw on the wall.,Dont talk.,Dont play sports in the classroom.,Do
3、nt fight.,Dont listen to music in the classroom.,school rules,Dont.,Review,A: What are the rules? B: Well, dont We cant.but we can We must,eat in class listen to music outside wear hats at school fight in class speak loudly in the library,Pair work,2d. Role-play the conversation.,John: Hi, my names
4、John. Its my first day at school. Alice: Hi, John. Im Alice. This is a great school, but there are a lot of rules. John: Really? What are some of the rules? Alice: Well, dont be late for class. This is very important. John: OK, so we must be on time. Can we bring music players to school? Alice: No,
5、we cant. And we always have to wear the school uniform. John: I see. Alice: Oh, and we also have to be quiet in the library.,观察句子中have to 的使用，可知have to是由于客观需要而必须、不得不做某事。 结构: 主语haveto动词原形其他 1）一般现在时, 主语是第三人称单数时, 用hasto。 2) 否定形式: 主语donthaveto动词原形其他。,观察与思考 1,doesnthaveto,Grammar Focus,观察与思考 2,情态动词can表示能
6、力 “会, 能” Canyouplaytheguitar? 你会弹吉他吗？ Icandanceandsing.我能跳舞又能唱歌。 结构: 主语can,have to意思是“必须、不得不”, 它侧重于客观 上的必要和外界的权威。 结构: 主语haveto,do动词原形,do动词原形,3a. Write the rules for the school library.,Library Rules,1.,2.,3.,4.,Dont talk.,Dont eat.,Dont listen to music.,Dont take photos.,Run.,_ run.,Dont,Dont walk.,
7、Walk.,Look at signs you see in your daily life and try to describe them in English.,3b. Use the words to make questions about the rules.,Be quiet? Q: Does she have to be quiet in the library? (she/have to/in the library)? A: Yes,she does.,Eat? Q:_ (he/have to/in the dining hall)? A:_,Does he have to
8、 eat in the dining hall?,Yes, he does.,Listen to music? Q:_ (we/can/in the hallways)? A:_,Wear a hat? Q:_ (we/can/in the classroom)? A:_,Can we listen to music in the hallways?,No, we cant.,Can we wear a hat in the classroom?,No, we cant.,We can eat in class. We dont have to come to school every day
9、. ,3c. Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School!,At my dream school, we dont have to come to school every day. We ,Press conference,Dear students, In order to have a good environment (环境), we should have some rules in
10、 our school. Here are some suggestions; we hope that all of us can have a look at them. 1. Dont sleep in class. 2. Clean the classroom every day. 3. _ 4. _ 5. _ 6. _ Yours _,假如你是学校的校长,你想制订哪些校规,将其记录并尝试告诉校长你的想法。,用所给单词的适当形式填空。 1. Dont _(listen) to music in the library. 2. Do we have to _(clean) the roo
11、m every day? 3. You cant _(wear) sunglasses in the classroom. 4. Please _(arrive) at school on time (准时). 5. John is often late for _ (class).,class,listen,clean,wear,arrive,课堂练习,将下面的句子改为祈使句，每空一词。 1. You can come in. _ _, please. 2. I can help you. _ me _ you. 3. You cant eat in class. _ _ in class.
12、 4. You cant be late for school. _ _ late for school. 5. You cant take photos here. _ photos here.,Come in,Let help,Dont eat,Dont be,No,1. Review the sentence models in Grammar Focus. 2. Collect much more signs you see in your daily life and try to describe them in English. (搜集更多你在生活中遇到的标志,试试用英语翻译。),Homework,