Although the town had been attacked by the storm several times, ______ was done.
举一反三
- Anything ______ can be done has been 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
- 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 homework when they left. A: did B: had done C: had been done D: has done
- ______ he failed several times, the young scientist still kept on doing his experiments. A: Although… but B: Although… and C: Though… / D: As… as