If he ____ in a day or two,I would wait for him.
A. returns
B. should have returned
C. were to return
D. have returned
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I would go to the concert but I ____ no time.
A. had
B. had had
C. have
D. have had
How nice it ____ if I ____ a sister like you!
A. should be;had been
B. would be;had been
C. would be;had
D. were;had
____ in your position,I would go.
A. If I
B. Were I
C. If was I
D. If I am
____ five minutes earlier,you could have seen them off.
A. If you should arrive
B. If you arrived
C. Had you arrived
D. Should you arrive