12.______ knows the truth will tell you about it.

　A. Who that　　　　　　 B. Whoever　 　　C. Whom that　　 D. That who

11. My advice is that he ______ regular house.

　A. keep　　　　　　　　 B. would keep　　 C. keeps　　　　　　 D. kept

10. His proposal is that the dam ______ at the foot of the mountain.

　A. build　　　　　　　　 B. will build　　　 　　　 C. be built　　　　 D. will be built

9. My suggestion is ______ we should turn the land into rice fields.

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

8. The reason he has made such great progress is _______ he has never wasted his time.

　A. because　　　　　 B. why　　　　　 　　 C. that　　　　　　　 D. what

7. The question is ______ it is worth doing.

　A. if　　　　　　　　　 　B. whether　　　 　 C. which　　　　　　 D. what

6. The question is ______ we can’t go there today.

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

5. This is ______ she was born.

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

4. It ______ he is late for class.

　A. may that　　　　　　 B. might that　　 C. may be that　　　 D. might be what

3. It ______ Joe drives badly.

　A. thought that　　　　 B. thinks that　　 C. is thought that　　 D. is thought that