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
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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
When I called you this morning, nobody answered the phone. Where?
A. did you went
B. have you gone
C. were you
D. had you been