3. The river ______ are covered with trees is very long. A. which banks B. of which banks C. whose the banks D. the banks of which ...

8. The movie is aimed at showing the multiple facets of the country. A. 错误 B. 正确 ...

3. The game will be aired alive on CBS at 7:00 tonight. A. 错误 B. 正确 ...

18. _____ people first appeared on the Earth. A. Nobody is sure when B. That nobody is sure when C. That nobody is sure how D. Nobody is sure that when ...

13. ______ is a good meal and a good rest. A. That you really need B. What are you really needed C. What you really need D. That you really need ...

8. — We never know ______ he is. — They say he is a salesman. A. who B. what C. which D. whoever ...

3. — Where can I find out the department store? — I can tell you ______ you want to know. A. what B. which C. that D. which ...

8. Each of these exercises take one or two minutes to do. A. 错误 B. 正确 ...

3. Camping is a fun and exciting experience, but stay organized and safe, you must prepare for the trip. A. 错误 B. 正确 ...

18. The reason he has been such a success _______ he never gives up. A. is because B. is what C. is that D. is ...