I don’t think Mary and Sue _____ before, ______?
#65356
A
have met; haven’t they
B
have met; have they
C
have seen; do I
D
have seen; don’t they
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---Oh, your computer is so nice. ____ did you buy it?---Thanks. I bought it in Wangfujing Dajie.
#60070
A
When
B
Where
C
Which
D
Whose
The employee must have been dismissed by the employer last month, ____ he?
#65479
A
haven't
B
hasn't
C
didn't
D
wasn't