15. 　It was in this house ______ he heard some strange sounds.

　 　　A. that 　　B. where 　　C. which 　　D. who

14. 　Don’t waste your words any more; she is as ______ as a mule (骡子) and no one can persuade her.

　　 A. reliable　　 B. stubborn　　 C. determined 　　D. tired

13. 　The teacher asked me _____.

　A. that I had finished my homework　　 　B. that had I finished my homework

　　 C. whether had I finished my homework　　 D. if I had finished my homework

12. 　-Oh, it’s you. I didn’t ______ you just now!

　　 　-That’s because I have just had my hair cut and I’m wearing new glasses.

　　 　A. recognize　　 B. know 　　　C. see 　　　D. find

11. 　The number of people at present ______ sixty, but a number of people______ coming here to get tickets for free.

　　 　A. is; is 　　　B. is; are 　　C. are; are　　 D. are; is

10. 　-Why did he come back?

　 　　-It is ______ he forgot to take his umbrella with him.

　　 A. for 　　B. as 　　C. since 　　D. because

9. 　- Bob didn’t pass this exam.

　　 - He____________.

　　 A. should study hard B. should have studied hard C. should be studying hard D. study hard

8. 　Jim, I’m _______ my present job. I want to look for another one.

　　 A. fond of 　　B. busy with 　　C. tired of 　　D. pleased with

7.　 He ______ his conclusions on the facts that are known to everyone.

　　 A. bases 　　B. puts 　　　C. gets 　　D. goes