See who’s there! ____ it be Mary?
#89021
A
May
B
Must
C
Can
D
Will
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________ stop advertising, prices would be greatly reduced.
#89209
A
Were they to
B
Could they
C
If they
D
Would they
—I didn’t see her yesterday.—Of course, you _____, because she had gone to a trip.
#90165
A
can’t
B
may not have
C
can’t have
D
mustn’t have
  You didn ’ t let me drive. If we _____ in turn, you ______ so tired.
#89145
A
has left; comes  
B
drove; wouldn’t have got
C
were driving; wouldn’t get
D
had driven; wouldn’t have got