11.　 Johnny, you ______ play with the knife , you _____ hurt yourself.

　　 A. won`t ; can`t　 B. mustn`t ; may　 C. shouldn`t ; must　 D. can`t ; shouldn`t 　

10.　 I should have been there , but I ____ not find the time.

A. would　 B. could　 C. might　 D. should

9.　 Are you coming to Jeff`s party ?　 ----- I`m not sure . I ____ go to the concert instead.

　 A. must　 B. would　 C. should　 D. might

8.　 Mr Bush is on time for everything. How ____ it be that he was late for the opening ceremony?

　 A. can　 B. should　 C. may　 D . must

7.　 I hear you`ve got a set of valuable Australian coins. _____ I have a look.

　 Yes , certainly.

　 A. Do　　 B. May　 C. Shall　 D .Should

6.　 Is John　 coming by train ?　 ----He should , but he ____ not . He likes driving his car.

　 A. must　　 B. can　 C. need　 D. may

5.　 I told Sally how to get here, but perhaps I ____ for her.

　 A. had to write it out　 B. must have written it out　 C. should have written it out

　 D. ought to write it out

4.　 I was really anxious about you . You _____ home without a word .

　 A. mustn`t leave　 B. shouldn`t have left　 C. couldn`t have left　 D. needn`t leave

3.　 Jack ____ yet , otherwise he would have telephoned me.

　 A. musn`t have arrived　 B. shouldn`t have arrived　 C. can`t have arrived

　 D. need not have arrived

2.　 My sister met him at the Grand Theater yesterday afternoon, so he ___ your lecture.

　 A. couldn`t have attended　　　　 B. needn`t have attended

　 C.mustn`t have attended　　　　　 D. shouldn`t have attended