19. - Why hasn’t he set out for Beijing?

-　　 He is _____________ to have changed his mind.

　 A. probable　　　　　　　 B. possible　　　　　　 C. surely　　　　　　　 D. likely

18. _____________, some famous scientists have the qualities of being both careful and careless.

　 A. Enough strange　　　　　　　　　　　　　　　　 B. Enough strangely

　 C. Strange enough　　　　　　　　　　　　　　　　 D. Strangely enough

17.There’s a rumor _____________ that he is going to resign.

　 A. in store　　　　　　　　 B. on the air　　　　　 C. by air　　　　　　　　 D. in the air

16. It’s wise of you to keep a few pounds _____________ for a rainy store.

　 A. on the way　　　　　　 B. in store　　　　　　 C. at hand　　　　　　　 D. to the point

15. We should take some measures to ensure our earth ____________ any kind of pollution.

　 A. against　　　　　　　　 B. of　　　　　　　　　　 C. about　　　　　　　　 D. with

14. - Are you still thinking about yesterday’s game?

-　　 Oh, that’s ____________.

　 A. what makes me feel disappointed　　　　 B. whatever I feel disappointed about

　 C. how I feel about it　　　　　　　　　　　　　　 D. when I feel disappointed

13. To tell you the truth, it took me a lot mental ____________ to understand his lecture.

　 A. energy　　　　　　　　　 B. power　　　　　　　 C. force　　　　　　　　 D. spirit

12. Someone is ringing the doorbell. Go and see ____________.

　 A. who is he　　　　　　　 B. who he is　　　　　 C. who is it　　　　　　 D. who it is

11. It is generally considered unwise to give a child ____________ he or she wants.

　 A. however　　　　　　　 B. whatever　　　　　 C. whichever　　　　 D. whenever

10. Please make sure that the fruit you buy ____________ fresh.

　 A. be　　　　　　　　　　　　 B. is　　　　　　　　　　　 C. will be　　　　　　　　　　 D. should be