____ you were coming today, i’d have met you at the airport.
A. have i known
B. i have known
C. had i known
D. i had known
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nowhere but in china ____ the reform so clearly, which have surprised us all.
A. we have seen
B. we so
C. we must have seen
D. have we seen
by no means ____ their own language well.
A. it is true that all people know
B. is it true that do all people know
C. it is that do all people know
D. is it true that all people know
scarcely ____ when the murderer shot him down.
A. did he finish his opening address
B. he did finish his opening address
C. had he finished his opening address
D. he had finished his opening address
only recently ____ to deal with the problem.
A. something has done
B. has something done
C. has something been done
D. something has been done
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