七年级英语下册 unit 4 dont eat in class（第2课时）section a（2a3c）课件 （新版）人教新目标版

Unit 4 Dont eat in class Section A 第2课时(2a-3c) Our school is very beautiful , there are a lot of rules helping us to study better. What are they? 1.Dont arrive late for class. You must be on time. 2.Dont run in the hallways. 3.Dont eat in the classroom.You must eat in the dining hall. 4.Dont listen to music in class. 5.Dont fight. Listen check () the activities Alan and Cindy talk about. 2a 1. _ listen to music in the classroom or hallways 2. _ listen to music in music room 3. _ listen to music outside 4. _ eat in the classroom 5. _ eat in the dinning hall 6. _ eat outside 7. _ wear a hat 8. _ fight 2a Listen again. Can Alan and Cindy do these activities? Circle can or cant above. 2b 1.listen to music in the classroom or hallways 2.listen to music in music room 3.listen to music outside can cant can cant can cant 4.eat in the classroom 5.eat in the dining hall 6.eat outside 7.wear a hat 8.fight can cant can cant can cant can cant can cant Student A is Alan. Student B is Cindy. Talk about the rules in 2a. 2c What are the school rules,Alan? Well, we cant listen to music in the classroom . But we can listen to music in music room. We cant eat in the classroom, but we can eat in the dining hall. Anything else? I want to know more. 2c 2cCan I wear a hat in the classroom. I have a very beautiful hat. No, you cant. And you must not fight with your classmates. It will destroy your fellings. Read the conversation and complete the sentencese. 2c 1.Johns new school has _ . 2.Its important _ . 3.John cant _ music players to _. 4.John_wears uniforms to school and _ in the library. a lot of rules to be on time bring school always is quite 2d. Role-play the conversation. Hi, my names John. Its my first day at school. Hi, John. Im Alice. This is a great school, but there are a lot of rules. 2d Really? What are some of the rules? Well, dont be late for class. This is very important. OK, so we must be on time. Can we bring music players to school? No, we cant. And we always have to wear the school uniform. 2d Oh, and we also have to be quiet in the library. 2d I see. Grammer Focus Dont run in the hallways.Dont fight. What are the rules? We must be on time for class. Can we eat in the classroom? No, we cant, but we can eat in the dining hall. Can we wear a hat in class? Yes, we can. / No, we cant. Does he have to wear a uniform at school? Yes, he does. / No, he doesnt. What do you have to do? We have to be quiet in the library. Write the rules for the school library. 3a Library Rules 1. Dont talk. 2. _ 3. _ 4. _ Dont listen to music. Dont eat or drink. Dont take photos. Use the words to make questions about the rules. Then write answers according to your school. 3b 1. Be quiet? (she/have to /in the library) Q: Does she have to be quiet in the library? A: Yes, she does. 2. Eat? (he/have to/in the dinning hall) Q: _ A: _ Does he have to eat in the dining hall? Yes, he does. Listen to music? (we/can/in the hallways) Q: _ A: _ 4. Wear a hat? (we/can/in the classroom) Q: _ A: _ Can we listen to music in the hallways No, we cant. Can we wear a hat in the classroom No, we cant. 3b We can eat in class. At my dream school, we dont have to come to school every day.We 3c. Make up five cool rules for your dream school. Share your rules with the class. Your classmates vote for the Coolest School! 一.祈使句 1.含义义：该该句经经常用来表示请请求、命令、叮嘱、 建议议等，谓语动词谓语动词 用原形，句子没有主语语，句 子使用感叹叹号或者句号 。 2.句子结结构 （1）肯定句：be或行为动词为动词 原形+其他。 如：Listen to me, please. 请请听我说说。 Language points Language points （2）否定句：Dont+be或行为动词原形+其他 。如：Dont eat in the classroom. 不要在教室里吃东西。 3.句子类型 （1）Be型：Be表语 。 如：Be quick!快一点！ （2）V型：行为动词+宾语（V若是不及物动词 则无宾语）+其他成分。 如：Close the door,please.请请关门门！ （3）L型：Let +宾语宾语 +动词动词 原形+其他成分。 注：let后面的宾语宾语 是第一人称的时时候，否定形 式是在宾语宾语 后面加not。 如：Lets not do that again. 咱们别们别 那样样做了。 如果let的后面宾语宾语 是第三人称的时时候，否定 形式是在let前加助动词动词 dont。 如：Dont let them come in. 不要让让他们进们进 来。 Language points 二：情态动词must与have to 1.must:表示说话人的主观看法，即主观上的 必要性，还用来表示命令和愿望。 如：You must finish your homework. 你必须做完你的作业。 2.have to 表示客观需要，即周围的环境、习 惯等要求某人不得不或必须去做某事。 Language points 如：My mother is ill.I have to look after my litter sister. 我妈妈病了,我必须在家照看我妹妹。 注：(1)must只用于现在时，在表示过去、将 来和完成时，用have to的相应形式来代替 must。 如：I had to get up early yesterday. 我昨天必须早起。 Language points (2) have to的否定形式为not have to，相 当于neednt，意为“不必”；must的否定 形式为must not，缩写为mustnt，意为“ 不能，千万不能”。 如：You dont have to go there now. 你现在不必去那儿。 Language points 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 ( )3.My sister _ be at school by seven oclock. A. has to B. have to C. h