29. The reason for his success is ___ he worked hard. A. why B. that C. what D. because
28. You can give the book to ____ hasn’t read it.
A. who B. whom C. whoever D. who ever
27. Was it in the village __ the ancient tomb was discovered. A. that B. where C. in which D. X
26. The task was hard, ___ he finished it himself.
A. but B. however C. otherwise D. therefore
25. Please put the magazine ____.
A. where the magazine needs B. where it was C. in which it stands D. whether it was
24. I have no idea ___ he will be back. A. when B. which C. that D. what
23. They expressed the hope ____ they would come over to China.
A. which B. that C. whom D. when
22. If you study hard, __ you will make much more progress. A. or else B. otherwise C. and D. X
21. We have decided to build another university in our city, ____ difficulties.
A. whenever B. wherever C. however D. whatever
20. Most sheep are white ____ most goats are black.
A. while B. when C. and while D. on the contrary