I ________your last point. Could you say it again?
A. didn't quite catch
B. don't quite catch
C. hadn't quite catch
D. can't quite catch
Does Liu Hui serve in the army? -No,but he_______in the army for three years.
A. served
B. has served
C. is serving
D. would serve
-Will you go to the park now?-Not until I _________my physics exercises.
A. will finish
B. have finished
C. will have finished
D. had finished
-Did you enjoy the film?-Yes, it's the best one I_______these years.
A. had
B. have had
C. had had
D. would have