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1、Unit 4 Dont eat in class. Section A一、预习指导与检测 知识点拨1. arrive late for= be late for 做某事迟到。arrive late for侧重到达的时间晚，be late for侧重于状态。Dont arrive late for the meeting next time= Dont be arrive late for the meeting next time 下次开会别迟到1）arrive “到达”, 表达“到达某地”arrive in +city/ country(大地点 at + town/station（小地点）-
2、When did you Shanghai? -Yesterday. When I_ Yucai Middle School, it was 7:50. After I_here, you called me. 2、祈使句的用法:祈使句是用来表示请求、命令、叮嘱、邀请、劝告的句子，以动词原形开头。a) V型祈使句（以行为动词开头） Listen to me，please. 请听我说.Stop! 停下来!b) B型祈使句（以Be开头） Be careful！小心！ .请安静 c) L型祈使句（以Let开头） Let me help you. 让我帮助你. .咱们走吧.d) D型祈使句(以Dont
3、+动词原形开头) Dont talk in class.课上不要讲话.情态动词haveto，意思是必须、不得不，它侧重于客观上的必要和外界的权威。（1）结构：主语haveto动词原形（主语是第三人称单数时，用hasto；句子是过去时，用hadto.）如：Wehaveto （穿）sneakersforgymclass.在体育课上，我们必须穿运动鞋。Tomhasto （练习）guitareveryday.汤姆每天必须练习弹吉它。（2）否定形式：主语donthaveto动词原形其他（第三人称单数时，用doesnthaveto.句子是过去时，用didnthaveto）如：Nick wearaunifo
4、rm.尼克不必穿制服。We doourhomeworkatonce.我们不必马上完成作业（3）疑问句：Do（Does或Did）主语haveto动词原形其他如： you stayathomeonweekends?周末你必须呆在家里吗？Yes,Ido./No,Idont.（二）预习检测 1、根据音标写出下列单词及其汉语意思。（注意黑体部分元音对应的字母） ru:l h:lwei fait 2 、翻译下列短语上学迟到 在课堂上 在教室里 听音乐 在食堂 戴帽子 不得不 , 必须 在课堂吃东西 在餐厅里吃东西 在外面吃东西 穿校服 三、 当堂检测 一）.用所给词的适当形式填空1.It is not r
5、ight to break (违反)the r in school. 2. Tom is a good student. He never f with his classmates.3.Dont always stay inside the room. Go o_ _ _ and do some sports.4.Its dangerous to run in the h_ _ after class.5.My home is far from the school, so I often have lunch in the d_hall at school.6. What about _
6、_(take) a walk ?8. _(not do) your homework in the sun. Its bad for your eyes.10. Look, they_(fight) on the road. Its dangerous.11. Ms Li asked us (practice) English every morning.12. Its time (have) lunch.13. Do you have to (wear) a uniform to school?14. he (have) to clean the classroom after school
7、?15. Jim (have) to get up early every morning.16. She (not have) to eat in the dining hall.17 、students have to wear school u_ _ _.二） 翻译句子1.请听我说。 2.安静！ 3.不许在走廊里奔跑。 4 .我们不能在教室里吃东西。 5.不许在教室里打闹。 三)句型转换1.My sister can play the piano.(对划线部分提问 your sister ? 2. Linda can play chess well. (改为否定句) Linda chess well. 3. She has to do the housework every Sunday. (改为一般疑问句 和否定句) she do the housework every Sunday? She the housework every Sunday.4. I have to help my mother do some washing.(对划线部分提问) ?5. Do they have to stay at home and study? Yes, they . / No, they .2
