(
课件网) Unit 4 Don’t eat in class. Section A in the classroom listen to music in the hallways in class Our School Rules 1. Don’t arrive late for class. 2. Don’t run in the hallways. 3. Don’t eat in the classroom. 4. Don’t listen to music in class. 5. Don’t fight. 2a √ √ √ √ √ √ 2b 1. ___listen to music in the classroom or hallways can can’t 2. ___listen to music in the music room can can’t 3. ___listen to music outside can can’t 4. ___ eat in the classroom can can’t 5. ___eat in the dining hall can can’t 6. ___eat outside can can’t 7. ___wear a hat can can’t 8. ___fight can can’t Cindy: What are the school rules, Alan Alan: Well, we can’t listen to music in the classroom or hallways. But we can listen to it outside or in the music room. Cindy: Uh-huh. Alan: And we can’t eat in the classroom, but we can eat in the dining hall. Cindy: Oh. And can we wear a hat in class Alan: No, we can’t. What else Oh, you can’t fight with your classmates. That makes the teachers really unhappy. Cindy: I see. 2c Can we listen to music, Cindy We can’t listen to music in the hallways, but we can listen to it outside. can表示许可 can’t表示不准 1. 在学校 _____ 2. 大量；许多 _____ 3. ......的一些 _____ 4. 上课迟到 _____ 5. 准时 _____ 6. 带......来...... _____ 7. 音乐播放器 _____ 8. 不得不 _____ 9. 穿校服 _____ 2d at school a lot of some of... be late for class be on time bring...to... music player have to wear the school uniform John: Hi, my name’s John. It’s my first day at school. Alice: Hi, John. I’m Alice. This is a great school, but there are a lot of rules. John: Really What are some of the rules Alice: Well, don’t be late for class. This is very important. 2d John: OK, so we must be on time. Can we bring music players to school Alice: No, we can’t. And we always have to wear the school uniform /'ju:n f :(r)m/. John: I see. Alice: Oh, and we also have to be quiet /'kwa t/ in the library. Language Points 1. must / have to P110-111 必须 不得不；必须 1) must着重于主观上认为自己有义务，有必 要，have to强调客观需要，含有客观强制 性。 I must go now. It’s late and I have to go now. 2) must的否定形式是mustn’t(不准；禁止)； have to的否定形式是don’t / doesn’t have to(不必) You mustn’t talk to your mother like that. You don’t have to come. 3) must一般只表示现在，无人称和数的变化。 have to可用于不同时态，有人称和数的变化。 I / He / We must do homework first. She has to take the subway to work today. 4) 含有have to的句子变一般疑问句需借助助 动词do/does。 e.g. Must I do my homework now Do you have to wear a school uniform every day Does he have to play the violin for an hour 用must或have to的正确形式填空。 1. His bike is broken(坏), so he _____ walk to school. 2. I don’t want to be late, so I _____ eat quickly. 3. He _____ (must) get up early. 4. Paul _____ look after(照顾) his sister because she is ill(生病). has to has to must must 2. Please bring your books here. 带来；取来 bring.. ... ...
