-–She looks very happy. She ________have passed the exam.  --I guess so. It’s not difficult after all.
#87944
A
should
B
must
C
could
D
might
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  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