26. I hate ______ when people talk with their mouths full.　

A. it　　　　 B. that　　　　 C. this　　　　 D. them

25. After 15 years, she changed a lot and looked quite different from ______ she used to be.

A. that　　　　　 B. whom　　　　 C. what　　　　　 D. who

24. 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

23. After ______ seemed like hours he came out with a bitter smile.

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

22. I don't doubt ______ he'll come.

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

21. A modern university has been set up in 　_____ used to be a deserted land.

A which　　　 B. that 　　 C. what 　D. where

20. What the doctors really doubt is ______ my mother will recover from the serious disease soon.　

A. when　　　 B. how　　　 C. whether　　 D. why

19. Maria has to baby-sit. That’s______ she can't come with us.

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

18. The infrastructure of a country is _______ makes everything run smoothly.

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

17. ______ has helped to save the drowning girl is worth praising.

A. Who　　　　 B. The one　　　 C. Anyone　　　 D. Whoever