25 It takes a lot of _____ to be a successful scholar.(A) affronts (B) comforts (C) efforts (D) refo
26 By the time he retired in 2000, he _____ for the company for thirty years.(A) worked (B) has work
27 _____, he still went mountain climbing.(A) Unless it rained heavily (B) Though raining heavily(C)
28 _____, the earth looked like a blue and white ball.(A) Seen from the moon (B) Seeing from the moo
29 Mr. Johnson has a pleasant personality. He is easy _____.(A) that we can get along with him (B) t
30 The course was divided into three sessions, _____ was taught by a different instructor.(A) each o
33 A: Maybe next week we can find some time to see the movie together.B: I am sorry, but I _____ thr
36 If I _____ so busy, I would participate in the training course.(A) am not (B) were not (C) can no
37 Nobody likes to be ill, especially when _____ in a foreign country.(A) he traveling (B) travels (
38 Global _____ growth propelled a surge in world oil usage.(A) economic (B) economical (C) economic
39 If you don’t speak clearly and loudly, you can’t make yourself _____ by the audience.(A) understa
40 People look forward to _____ a shopping spree in the mall before Christmas.(A) having (B) have (C
41 We could have enjoyed ourselves at the picnic if the weather _____ fine.(A) were (B) was (C) woul
42 _____ for the exam well, he can answer these questions easily.(A) Having prepared (B) Being prepa
43 Jennifer was born and raised in Taipei. She is used to _____ in a big city.(A) live (B) living (C
44 Don’t throw your old clothes away. We can donate them to _____ needs them.(A) who (B) whoever (C)
45 The device was so strange that nobody was certain _____ its purpose was.(A) what (B) how (C) when
46 We _____ Mike’s birthday when the fire alarm went off.(A) were celebrating (B) celebrated (C) had