The professor ________at 8 o’clock，but he has not shown up yet，which worries all of us.
#86762
A
was supposed to arrive
B
must have arrived
C
might have arrived
D
was supposed arriving
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The workers demanded that their employer_____ their working conditions.
#86737
A
had improved
B
would improve
C
improve
D
will improve
If it the climate, I would stay here much longer．
#86441
A
is not for
B
had not been for
C
were not for
D
would not be for
Most people advise that students’ heavy burden __________.
#87299
A
reduce
B
be reduced
C
to be reduced
D
reduced
He was very busy yesterday；otherwise，he ______ to the meeting.
#87425
A
would come
B
came
C
would have come
D
will come
— Did you go to the lecture by the visiting professor?— No. I ______ it, but I've been busy taking care of my grandma in hospital these days.
#86511
A
would have attended
B
should attend
C
must have attended
D
would attend