题目内容

Margaret ______ here, but not any more.

A. had worked
B. used to working
C. was used to work
D. used to work

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This medicine _______ before dinner.

A. should be taken
B. should have taken
C. should take
D. took

Before we reached the top of the hill, we ________ in the rain.

A. had been caught
B. did catch
C. caught
D. catch

The children ________ many times not to go near the lake.

A. have told
B. have been told
C. told
D. tell

The work _______ by the time you get there.

A. was done
B. had been done
C. will have been done
D. is done

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