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Section B 3a-Self Check,Unit 4 Dont eat in class.,1. Key Points Learn to use have to/must, can/cant properly. 2. Sentences (1) Im not happy because there are too many rules at home. (2) After school, I cant play with my friends or watch TV because I must do my homework. (3) I never have fun, what can I do? (4) My grandpa is strict to me, but I think its best to follow the rules!,3. Words and Expressions (1) keep, hair, relax, either, learn, kitchen, grandpa (2) too many(太多), have to(不得不), arrive late(迟到), listen to(听), be noisy(吵闹的), follow the rules(遵守规则),3a. Complete Zhao Peis letters to Dr. Know using have to/must, can/cant.,Can,have to,have to,must,must/,cant,must,cant,have to,can,3b. Complete the chart with the rules in your home and school. Put an for the rules that you think are unfair.,3c. Write a letter to Dr. Know. Tell him about all the rules and how you feel about them.,Self Check 1. Fill in the blanks with the words in the box.,arrive late,be noisy,listen to,is strict,follow the rules,Self Check 2. Use can, cant, have to/must and dont to write about the rules at school. Write two sentences for each rule.,Dont arrive late for class. We cant arrive late for class.,Listen to the teacher. We must/have to listen to the teacher.,Dont be noisy in the library. We must not/cant be noisy in the library.,Speak English in English class. We must/have to speak English in English class.,Eat in the dining hall. We have to/must eat in the dining hall.,1. too many, too much (1) too many太多。too表示“太；太多”，作程度副词，修饰many。too many主要修饰可数名词的复数形式。 (2) too much太多。中心词为much，后接不可数名词。 (3) much too太；非常。中心词是too，后面常接形容词或副词。,There are too many students in the hallway. 走廊里有许多学生。 There is too much meat in the fridge. 冰箱里有许多肉。 My mother is much too busy. 我母亲太忙了。,2. leave v. (1) 离开 Mr. Smith left the room at two oclock. 史密斯先生两点离开房间。 (2) 遗忘；丢下 I left my homework at home. 我把家庭作业忘在家里了。,As a student, you must have regular routines, healthy and unhealthy habits, all kinds of activities at a certain time of the day. Make a timetable or list of the routines, what your family or your school rules force you to do at the same time. You can write them down and complete the chart.,Just be yourself, the best one.,
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