题目内容

It is time we ___ up our results.

A. sum
B. summed
C. will sum
D. would sum

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If the doctor had been available, the child ___.

A. would not die
B. would not have died
C. could not die
D. could not have died

Dr. Bethune worked hard as if he ___.

A. never had felt tired
B. had never felt tired
C. never felt tired
D. was tired never

I enjoyed the movie very much. I wish I ___ the book from which it was made.

A. have read
B. had read
C. should have read
D. am reading

You are late. If you ___ a few minutes earlier, you ___ him.

A. came/ would meet
B. had come/ would have met
C. come/ will meet
D. had come/ would met

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