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