Unit 4 Section A (Grammar-3c)
I.单项选择。1.?Jack?_______?have?to?do?housework.??A.?doesn’t????B.?not??????C.?don’t?????D.?isn’t2.?My?mother?always?tells?me?_____?drink?too?much?cola.??A.?to???B.?not?to?????C.?doesn’t??????D.?not3.?Every?student?in?Class?5?______?Mr.?Green.??A.?
like????B.?likes????C.?is?liking???????D.?are?liking?4.?Both?my?mother?and?my?father?_____?to?work?by?bike.???A.?goes???B.?are?going????C.?go?????D.?don’t?go
5.you _____ have to do the homework now. You can do it tomorrow.
 A. doesn’t        B. did   C. don’t         D. do   
II.选词填空：用所给词的适当形式填空
   rule,  practice,  join,  after,  lucky,  for,  on,  read,  by,  early  


Emily has to obey (遵守) so many  1       . She has to do her homework  2   
          school. She can’t go out  3          school nights. She has to wash the dishes after d
inner, then she can watch TV_4   ___     half an hour. She likes  5        .She usually reads at n
ight. She has to be in bed  6        ten o’clock because she has to get up  7        the next morning. She  8          a music club. She has to  9          her guitar every day. She doesn’t think she’s  10       .
III.句型转化。（每题?2?分，?共10?分?）1.?He?has?to?go?to?bed?by?10:00.?（改为一般疑问句并做否定回答）??_______?he?_______?to?go?to?bed?by?10:00???_______,?he?_______.?2.?I?
can?watch?TV?and?play?computer?games?on?weekends.?（转化为否定句）??I?_______?_______?TV?______?play?computer?games?on?weekends.3.?Close?the?windows,?please.??（转化为否定句）??_______?_______?the?window.4.?We?have?to?wear?a?school?uniform.?（转化为否定句）??We?______?______?to?wear?a?school?uniform.5.?They?can?listen?to?music?in?the?music?classroom.?(画线部分提问)_______?________?they?_______?to?music??
[知识讲堂]
have to的用法1. have to句式肯定式: have/has to + 动词原形 We have to leave now.
She has to work on Sunday.
否定式: don’t/doesn’t have to + 动词原形
You don’t have to walk.
He doesn’t have to buy a new coat. 一般疑问式: Do/Does + 主语 + have to + 动词原形 + …?--Do you have to study English now? --Yes, I do.
--Does he have to go now? –No, he doesn’t (have to).特殊疑问
句: 疑问词 + do/does + 主语 + have to + 动词原形 + …? What do you have to do?
Where does she have to go?
have to 与must的区别
have to 着重于客观的需要,含有不得不的客观强制性; must着重于主观上自己认为有义务,有必要.
She has to clean the classroom every week.
 I must
go now.
在否定句中,don’t have to =needn’t
3.wear a hat 戴帽子
 wear a pair of glasses 戴眼镜
 wear a uniform 穿制服
4.in the library 在图书馆
 in the dining hall 在餐厅
 in the hallways 在走廊
 in the classroom 在教室
 in class 在班上
5.the rules for the school library 学校图书馆的规则
 the rule for ……的规则
the rules for the dining hall.
the rules for the class
the rules for the meeting.
Section A (Grammar-3c)
I1-5ABBCC
II.1rules 2 after 3 on 4 for 5 reading 6 by 7early 8 joins 9 practice 10 lunky
III 1 Does ,have ,No ,doesn’t
  2 can’t watch ,or

  3 Don’t close
  4 don’t have
  5 where can listen