17. He made a promise ___ anyone set him free he would make him very rich.

　　 A. that　　　　 B. if　　　　 C. what　　　 D. that if

16.--- Can I help you?

　 --- Yes, do you know ____?

　　 A. when comes the bus　　　 B. when will come the bus

　　 C. when does the bus come　 　D. when the bus comes

15.It remains a question ____ we can get so much money in such a short time.

　　 A.how　　 B. that　　　 C. when　　 D. what

14. --- I saw your neighbor break your window with a basketball.

　 --- ____ it made me nearly mad.

　 A. That he broke　　 B. What he broke　　 C. He broke　　 D. His break

13. I have the information ____.

　 A. of what he’ll come soon　 B. that he’ll come soon

　 C. of that he’ll come soon　 D. his coming soon

12. It is known to us ___ where there is pollution, there is harm.

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

11. ____ his dream of going to college will come true is uncertain.

　 A. That　　　 B. Whether　　 C. If　　　　 D. Even if

10. ___ I can’t understand is ___ she wants to change her mind.

　 A. What; why　 　　　　B. Which; how　

　C. That; why　 　　　　D. What; because

9.The reason ____ I have to go is ____ my mother is ill in bed.

　 A .why; why　 　　　B. why; because　

　 C. why ; that　 　　　D. that; because

8.They received orders _____ the work be done at once.

　A .which　　　 B. when　　 C. /　　 D .that