31. Hangzhou is distinguished 　　　　its beautiful scenery.

A. as　　　　　　　 B. for　　　　　　 C. in　　　　　 D. by

30. Don’t let yourself be 　　　　　　by a small failure in the experiment Try again.

A. turned down　　　　 B. cast down　　　　 C. put down　　　　 D. made down

29. 　　　　　food are needed.

A. Quantities of　　　 B. Mass of　　　　 C. A large amount of　　　　 D. Lots of

28. Many young people in the west are expected to leave 　　　　could be life’s most important decision-marriage- almost entirely to luck.

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

27. If you hurry up, I think it quite 　　　　　that you’ll catch the flight.

A. probably　　　　 B. likely　　　　　 C. possibly　　　　 D. certainly

26. It was only with the help of the local guide 　　　　　.

A. was the mountain climber rescued　　　　　 B. that the mountain climber was rescued

C. when the mountain climber was rescued　　 D. then the mountain climber was rescued

25. Bill Clinton became the youngest-ever US governor when he was 　　　　to represent Arkansas.

A. selected　　　　 B. chosen　　　　　 C. picked　　　　　 D. elected

24. By the time you arrive in London, we 　　　　　in Europe for two weeks.

A. shall stay　　　　 B. have stayed　　　 C. will have stayed　　 D. have been staying

23. It’s nothing unusual to experience failure, and 　　　　ought we to be so discouraged.

A. in no time　　　 B. by all means　　　 C. by no means　　　 D. in any condition

22. Only when _______ according to the directions strictly will the medicine work well.

A. taking　　　　 B. to take　　　　　　 C. taken　　　　　　 　D. being taken