6.　　 I can’t decide _________________ to go or stay .

5.　　 I don’t know _________________ I should go or not.

4.　　 I’m thinking of ______________ he’ll come.

3.　　 I’m not sure _________________ it will rain or not.

2.　　 Please tell me __________________ or not you can come .

1.　　 I want to know ___________________ you can come.

19. Have you any friends in Europe ? Yes, I have ___ .

　A. some　 B. little　 C. a little　 D. few

18. Our teacher asked us ___ walkman it was.

　A. that　 B. which　 C. who’s　 D. whose

17. ___ I turn off the radio ? Yes, please.

　A. Would　 B. Shall　 C. Will　 D. Must

16. I have already heard about it. You ___ tell me again.

　A. mustn’t　 B. can’t　 C. shouldn’t　 D. needn’t