EX14: Chọn đáp án đúng 31: Every time I looked at her, she ........ A. has smiled B. smiled C. smiles D. is smiling 32: I ... (stop) smoking a long time ago. A. have stopped B. have been stopping C. stopped D. stopt 33: Really? You moved to a new apartment? How long ..... (live) at the new apartment? A. have you been living B. did you live C. did you living D. do you live 34: John ... in San Diego for the past 3 years (and he still lives there). A. lived B. has lived C. was lived D. lives 35: My brother ...in San Diego up until last year. A. was lived B. has lived C. was living D. is living 36: I worked as a graphic designer before I ........ to England. A. have come B. came C. did come D. had came 37: .... reading the paper yet? A. Have you finished B. Were you finished C. Are you finishing D. Do you finish 38: I .... in love three times in my life. A. have been B. was being C. was D. have been being 39: I .... in love with Mary, but she left me for another man. A. have been B. was being C. was D. were 40: Frank ..... tennis for three years when he was at school. A. have played B. played C. has played D. was play 41: ..... me last night? A. Did you call B. Have you called C. Were you called D. Do you call 42: I was at the club yesterday, but I ......... you. A. haven't seen B. did not see C. did not saw D. hadn't seen 43: I ... this upset in many years! A. was not B. was not being C. haven't been D. haven't been being 44: By the end of the year, she ... with a degree in business. A. already graduates B. will have already graduated C. has already graduated D. will graduate 45: As soon as I ... home, it started to rain heavily. A. get B. got C. will have gotten D. had get 46: We ... the chance to visit many museums in Paris last vacation. A. had B. had had C. have had D. have 47: I ... on this project for days without success. A. have been worked B. have been working C. had being worked D. was working 48: Don't worry. She ... by herself. A. is used to living B. is used to live C. used to living D. is used to lives 49: I ... hard until I pass the TOEFL. A. will study B. study C. have studied D. had studied 50: Respect your parents always. A. Let your parents be always respected. B. Let your parents always respected. C. Let your parents always be respected. D. No answer is correct