3.Don’t_eat_in_class课件4.ppt

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1、Period 2 SectionA 3a-4Sing a songCan 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 can.Can you go out on school nights?No

2、,I cant.What else do you have to do?I have to practice guitar every day.Do you have to clean your room?Yes,I do.Talk about our school rules.Can you say something about our school rules?Can you say something about our school rules?what are the rules?We cant,but we can We have many rules in our school

3、.Clean the classroom every day.Students have to clean the classroom every day.(必须必须/不得不）不得不）Wear a school uniform Students have to wear a school uniform.I have to clean the rooms every day.What do you have to do?I have to.do homework after school practice the guitar every dayBe quiet in the library.

4、help Dad make dinnerget up at sixbe in bed by ten oclockDo you have to wash your clothes?Yes,I do./No,I dont.School rules1.eat in the dining hall.2.Get to school before 9:20.3.Be quiet in the library.4.wear a hat in school.A:Do we have to wear a uniform?B:Yes,we do./No,we dont.5.Go to school in unif

5、orms.6.Keep/be quiet in class.We have to.We have to arrive at school on time.We have to do homework every day.We have to clean the classroom every day.We have to keep the classroom clean.We have to study hard at all lessons.As students,what do you have to do in the school?have to的用法的用法1.have to句式句式肯

6、定式肯定式:have/has to+动词原形动词原形We have to leave now.She has to work on Sunday.否定式否定式:dont/doesnt have to +动词原形动词原形一般疑问式一般疑问式:Do/Does+主语主语+have to+动词原形动词原形+?You dont have to walk.He doesnt have to buy a new coat.-Do you have to study English now?-Yes,I do.-Do you have to study English now?-Yes,I do.-Does

7、he have to go now?No,he doesnt(have to).-Does he have to go now?No,he doesnt(have to).2.have to 与与must的区别的区别have to 着重于客观的需要着重于客观的需要,含有含有不得不不得不的客观强的客观强制性制性;must着重于主观上自己认为有义务着重于主观上自己认为有义务,有必要有必要.She has to clean the classroom every week.I must go now.在否定句中在否定句中,dont have to 表示表示没有必要没有必要,must not表示表示不

8、允许不允许.You dont have to go there.You mustnt play football on the road.A:Do you have to wear a uniform?B:Yes,I do./No,I dont.have to:不得不得不不,必须必须1.I have to get up early on Monday morning.2.Jim has to help her mother do some cooking.3.I have to cook for my sister.用用have to或或has to填空填空1.We clean our cla

9、ssroom after school.2.She make her bed after getting up.3.Its late.Mr Beckman go to work by car.4.Emily and Peter join a music club.They practice guitar every day.have tohave tohas tohas to Form sentences.1.late,dont,for school,arrive 2.music,listen to,in the classroom,dont3.eat,cant,in the classroo

10、m,we 4.sports shoes,you,wear,for,gym class,have to 5.too,I,many,rules,have,in,my houseDont arrive late for school.Dont listen to music in the classroom.We cant eat in the classroom.You have to wear sports shoes for gym class.I have many rules in my house,too.Select the correct verb from the choices in Select the correct verb from the choices in parentheses.parentheses.选择正确的动词填空。选择正确的动词填空。选择正确的动词填空。选择正确的动词填空。1.(Can/Does)_ we eat in class?2.(Dont/Has to)_ wear a hat in class!3.Does Bill(have to/can)_ go to bed now?4.Francisco and Andrew(cant/dont)_ come.5.(Do/Have to)_ they wear sports shoes?