33. Our vacation was totally ruined. Not only was the food terrible, but the weather was awful _________.

　 A. though　　　　　 B. as well　　　　　 C. either　　　　 D. however

32. The expert was unwilling to offer advice to _________ he thought was not worthwhile.

　 A. whom　　　　　 B. who　　　　　　　 C. whoever　　 D. which

31. _________ aware of the danger ahead, he took on the task without hesitation.

　 A. If.　　　　　　　 B. Though　　　　　 C. Since　　　　 D. As

30. Computerized robots have freed man from much mental work; ________, they protect man from being harmed by some dangerous work.

　 A. thus　　　　　　 B. however　　　　　 C. so　　　　　 D. moreover

29. Peter didn’t choose _______ of the ties and went away without looking at a third one.

　 A. many　　　　　　 B. any　　　　　 C. all　　　　　 D. either

28. -Sorry to interrupt you. Please go on.

　 - Where was I?

　 - You ________ you didn’t like going to college in Hongkong.

　 A. had been saying　　　 B. had said　　　 C. said　　　 D. were saying

27. Believe it or not, in the United States, 40 percent of the toys _____are designed for adults.

　 A. sold　　　　　 B. selling　　　　　　 C. to sell　　　　 D. to be selling.

26. The science of computer, __________ rapid progress has been made in recent years, is the most important of all science.

　 A. which　　　　　 B. with which　　　　 C. in which　　　 D. to which

25. To our disappointment, the train was ________ when we got to the station in a hurry.

　 A. pulling in　　　 B. pulling through　　　 C. pulling out　　　 D. pulling apart

24. To put _________ simply, she is not exactly fat, but rather well-built for her age.

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