34. Mary____________ a dress when she cut her finger.
A. made B. is making
C. was making D. makes
答：C。when表示“就在那时”，相当于at that time，与when连用的时态常是进行时，正在做或将来要做的动作。如：
I was walking down the street when I heard my name called.
1 was just about to go out when she came in.
35. —I’m sorry to keep you waiting.
—Oh, not at all. I____________ here only a few minutes.
A. have been B. had been
C. was D. will be
答：A。题干中only a few minutes这一时间状语提供了重要的信息。判断应用现在完成时。常与现在完成时连用的时间状语有for, since, in the past ... years (……年来)，so far到目前，up to now到现在为止，these days这些天来。
36. — _______the sports meet might be put off.
—Yes, it all depends on the weather.
A. I’ve been told B. I’ve told
C. I’m told D. 1 tom
答：A。从 it all depends on the weather 一句的时态和所告知的内容可以判断，应该用现在完成时。
37. —Oh, it’s you! I________ you.
—I’ve just had my hair cut and I’m wearing new glasses.
A. didn’t recognize B. hadn’t recognized
C. haven’t recognized D. don’t recognized
答：A。指“我刚才认不小你来了”，不是指现在，也不能用完成时(强调对现在产生的结果或影响)，若用现在完成时，说明现在仍没认出来。
38. —Hi, Traey, you look tired.
—I am tired. I________ the living room, all day.
A. painted B. had painted
C. have been painting D. have painted
答：C。all day是重要的信息，可判断用现在完成进行时，指“我整天都很忙”。现在完成进行时常与all the time(一直)，the whole morning等时间状语连用。
39. —Ann is in hospital.
—Oh, really? I and I ________ to the hospital and see her.
A. don’t know, will go
B. didn’t know. am going
C. didn’t know, will go
D. haven’t known, am about to go
答；C。我(以前)不知道Ann住院的事，故应用过去时。be going to do打算做，be about to do正要做。will表示“不是事先打算(计划)或正要傲的事”。