—I knocked but nobody answered the door. ----They _____asleep then and didn’t hear you.
#88169
A
must be
B
should be
C
must have been
D
should have been
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The flight was put off due to the typhoon. Otherwise, we______ the beautiful scenery in Greece now.
#87252
A
would be enjoying
B
would have enjoyed
C
will enjoy
D
must have enjoyed
—Why are most of us unable to study English well，Mr.Li?—You ______.But you ______ too little attention to it.
#89440
A
could；pay
B
will；attach
C
would；refer
D
can；devote
. He hesitated for a moment before kicking the ball, otherwise he ____ a goal.
#88160
A
had scored
B
scored
C
would score
D
would have scored
—Catherine, I have cleaned the room for you.—Thanks. You _________it. I could manage it myself.
#89249
A
needn’t do
B
needn’t have done
C
mustn’t do
D
shouldn’t have done
If you ________ yesterday，you ________ with your mother now.
#87090
A
set off; would talk
B
had set off; would be talking
C
set off; would have talked
D
had set off; would talk