---Let’s back up. Where was I?---You ___________________about the trip to South Africa.
#101075
A
were talking
B
talked
C
are talking
D
would talk
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No sound and no voice______ for a while.
#104900
A
have heard
B
has heard
C
has been heard
D
have been heard
—Did Alan enjoy seeing his old friends yesterday? ? —Yes, he did．He ______ his old friends for a long time．
#102911
A
didn’t see
B
hadn’t seen
C
hasn’t seen
D
wouldn’t see
.---David. I’ve lost my keys again. ---Here, not again！You______ your keys.
#103868
A
always lost
B
always lose
C
are always losing
D
had been losing
In the spoken English of some areas in the US，the “r”sounds at the end of the words________.
#99193
A
are dropped
B
drop
C
are being dropped
D
have dropped
Please tell Tom not to leave the classroom unless he ______ that all the lights ______.
#100303
A
makes sure; are turned off
B
makes sure; will be turned off
C
is made sure; are turned off
D
will make sure; will be turned off