1. His success was because of ________ he had been working hard.

　　A. that B. the fact which C.the fact that D.the fact

　　2."Is Mary from New York City " "I don't know _______."

　　A. from what city does she come from B. from what city she come

　　C. what city does she come from D. what city she comes from

　　3.________ makes mistakes must correct them. A. What B. That C. Whoever D. Whatever

　　4. The reason why I didn't go to Shanghai was ________ a new job.

　　A. because I got B. because of getting C. I got D. that I got

　　5. It worried her a bit ____ her hair was turning grey. A. while B. that C. if D. for

　　6. Henry killed the dog. I'll ask him why ________.

　　A. did he do that B. he did that C. he did D. he has done so

　　7. Have you seen Henry lately My boss wants to know ________.

　　A. how he is getting along B. how is he getting along

　　C. what he is getting along D. what is he getting along

　　8. It is generally considered unwise to give a child ____ he or she wants.

　　A. however B. whatever C. whichever D. whenever

　　9. He asked me ________ with me.

　　A. what is the trouble B. what wrong was C. what was the matter D. what trouble it is

　　10. I am sure ________ he said is true. A. that B. about that C. of that D. that what

　　11. When and why he came here ________ yet.

　　A. is not known B. are not known C. has not known D. have not bee

　　12.I wonder how much ________.

　　A. does the watch cost B. did the watch cost C. the watch costed D. the watch costs

　　13. Mary is ________ someone might recognize her.

　　A. afraid of B. afraid about C. afraid that D. afraid for

　　14.________ is no reason for dismissing her.

　　A. Because she was a few minutes late B. Owing to a few minutes late

　　C. The fact that she was a few minutes late D. Being a few minutes late

　　15. They came to the conclusion ________ by a computer.

　　A. that not all things can be done B. because of not all things be done

　　C. being not all things can be done D. because not all things can be done

　　16. Why the explosion occurred was ________ the laboratory attendant had been careless.

　　A. for B. because C. since D. that

　　17. I don't doubt ________ he'll come. A. that B. if C. what D. whether

　　18."Why did you go to the wrong class, Mr. Wang " "Well, I forget _______ I was supposed to go to."

　　A. which the room B. which room C. what was the room D. what room was it

　　19. Output is now six times ________ it was before liberation. A. that B. which C. what D. of which

　　20. Mary: Helen is a mere washer woman, yet she's now buying a big house.

　　Carol: Yes. Because she's always saved ________.

　　A. what little she earns B. how little she earns C. for little she earns D. with little she earns