(2014·日照模拟)For years the government of that country________their responsibility when it comes to the mentally ill.
#99156
A
ignored
B
is ignoring
C
has ignored
D
ignores
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--- Why does the lake smell terrible?--- Because large quantities of water _________.
#101273
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
It’s nice to see you again. What _____ since we last met?
#103399
A
have you done
B
had you done
C
have you been doing
D
did you do
—Peter！Let's hurry.The boss is coming.—Oh，I was afraid that we ________ her.
#99721
A
miss
B
had missed
C
will miss
D
have missed
It __________ Tom that parked the car here, as he is the only one with a car.
#101531
A
may be
B
might have been
C
must have been
D
could be