While he_____ on the phone, a man walked into his room.
#39822
A
was talking
B
talked
C
is talking
D
talk
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Inthepast few years,thousandsoffilms     all overtheworld.
#40491
A
have produced
B
have beenproduced
C
are producing
D
are beingproduced
——Excuse me, but could you please turn the radio down?——Sorry, I _________ you could hear it.
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A
don’t realize
B
haven’t realized
C
didn’t realize
D
hadn’t realized
We are glad to hear that the terrorists ________ by the brave policemen several days ago.
#36285
A
are caught
B
were caught
C
have been caught
D
are going to be caught