内容正文:
Unit 3
Ⅰ.从括号中选择合适的单词填空
1. May (Must/May)I take this one?I like it very much.
2.You needn't (needn't/can't)worry about your son.He will get well soon.
3.—Must we do our homework first?
—No,you needn't.You may (may/must)have a rest first.
4.—Is that girl Susan?
—It can't (must/can't)be her.She left for Beijing yesterday.
5.You mustn't (couldn't/mustn't)smoke in public places,like in the hospital or in the restaurant.
6.I feel so hot here. Could (Would/Could)I open the window?
Ⅱ.用must,mustn't,can或needn't 填空,每词不限用一次
1.If you don't feel well,you must go and see the doctor,Becky.
2.— Can I take this seat?
—Sure,please.
3.As a student,you mustn't be late for class again and again.
4.You mustn't walk along the edge because it is against the rules.
5.—Must I go to the medical school and be a doctor like you,Dad?
—No,you needn't .You're free to make your own decision.
6.— Can I play computer games now,Mum?
—No,you must finish your homework first.
7.You mustn't drive your car so fast.It's very dangerous.
Ⅲ.用方框中所给短语的适当形式填空
pass on;clean up;check in;at all times;in order to
1.If you check in at a hotel,you should go to the desk and report that you have arrived.
2.Don't worry.There is a doctor here at all times .
3.Tom has to get up early in order to catch the early bus.
4.You should always clean up after a picnic.
5.Mary said she would pass on the message to the other students the next day.
Ⅳ.用合适的情态动词完成句子,每空限填一词
1.—I want to visit the moon tomorrow.
—You must be joking!It is impossible.
2. Could/Can you tell me what time it is now?
—Sorry,I can't .My watch doesn't work.
3.My cousin may/might come to visit me this weekend,but I am not sure about it.
4.It's late at night,Ron.You needn't finish the work tonight.You can do it tomorrow.
5.You should/must go and see a doctor at once because you've got a high fever.
6.Visitors must park their cars in front of the museum because it will get in the way of others.
7.You can't be 45!I thought you were 25 years old.
Ⅴ.语法填空
A Better T