Because little research had been done on the explanation of happiness, before going into the lab, Lyubomirsky had done some ______.
groundwork
举一反三
- The homework when they left. A: did B: had done C: had been done D: has done
- The millions of calculations involved, ____by hand, would have lost all practical value by the time they were finished. A: had they been done B: they had been done C: having been done D: they were done
- The work_______by the time you get there. A: has been done B: had been done C: will have been done D: will be done
- We wish the work could ______ more quickly, but we'd had some difficulties in getting the right kind of supplies. A: have done B: have been done C: have been doing D: be done
- What had Alex done before he hung up? He had _______________. .
内容
- 0
Given more attention, the work（） A: had been better done B: will be done better C: was better done D: could have been better done
- 1
He was criticized for _____. A: he had done it B: what he had done C: what had he done D: that he had done it
- 2
We can learn from the passage that _____.() A: some of the group had been there before B: the group had done rock-climbing many times C: some of the group already knew each other D: group all came from the same city
- 3
Anyone who had been in your position（）the same. A: had done B: do C: would have done D: will do
- 4
Which had not been done by King Henry VIII?