They were abroad during the months when we were carrying out the investigation, or they __________to our help.
A. would have come B. could come
C. have come D. had come
The new supermarket announced that the first to purchase goods on the opening day______________ get a big prize.
A. must B. will
C. shall D. need
Following the girl, we went into a hall; on __________ walls hung a few pictures of some famous scientists.
A. its B. which
C. whose D. those
____________ you are familiar with the author’s ideas, try reading all the sections as quickly as you possible can.
A. Now that B. Ever since
C. So that D. In case
---Excuse me, could you tell me the time, please?
---Sorry, I don’t have a watch with me.
--- ___________
A. Thanks a lot. B. What a pity.
C. I’m sorry to hear that D. Thanks all the same
—Uncle Wang is in hospital.
—Oh, really? I ____________. I _____________ go and visit her.
A. didn’t know; am going to B. hadn’t known; would
C. haven’t known; will D. didn’t know; will
