155. ______ Chicago of ________ 1920s was _________ extremely frightening place.　　 A. / ; the; the　 B. The ; the ; the　 C. The ; the ; an　 D. The ; / ; an

154. He asked three of us __________ what we had been doing.　 　A. in turn　 B. by turn　 C. in turns　 D. out of turn

153. --- I hope you will be ready to leave on time.　　 --- Don’t worry. I’ll be ready ________ the taxi arrives.　　 A. by the time　　 B. in time for　 C. at the time of　 D. until the time when

152. Now the machine runs at double ________.　　 A. a speed　　 B. speed　　 C. the speed　　 D. for speed

151. --- Why weren’t you at the meeting this morning?　　 --- I _________ for a long-distance call from my sister in America.　　 A. waited　 　B. was waiting　　 C. had waited　　 D. have been waiting

150. --- I guess you are going to do some shopping.　　 --- _________. But I’d also like to do some washing.　　 A. Not at all　　 B. Not exactly　　 C. Not so good　 D. Just so so

149. --- Shall we go swimming?　　 --- OK, I’ll just go and get ________.　　 A. to change　　 B. changing　 C. changed　 D. it changed

148. I couldn’t make out what they were saying , for they spoke to me _________ .　　 A. right away　 B. all the time　 C. in all　　 D. at once

147. --- What is the best way to get from London Airport to Hampstead?　　 --- Well, you _______ go by underground. You ______ change once, at Piccadilly.　　 A. may; would only　 B. may; only have to　 C. must; would only　 D. will; only have to

146. --- Has every one of you learned well about Oshert?　　 --- Yes, Nancy’s told us all_________.　　 　A. that he was dong　 B. that he had done　 C. what he was doing　 D. what he had done