—How was the professor's lecture?—Impressive. Thank you so much for giving me a lift during the rush hours. If not, I ________ the lecture today.
#87399
A
couldn't attend
B
might not have attended
C
mustn't have attended
D
can't have attended
推荐题目
He is a very careful man, but he ________ make mistakes which seem ridiculous
#87029
A
can
B
must
C
may
D
will
----When can I come for the photos? I need them tomorrow afternoon. ----They be ready by 12 o’clock.
#87104
A
can
B
should
C
might
D
need
All the doctors in the hospital insisted that he ____ badly wounded and that he ____ at once.
#90519
A
should be; be operated on
B
were; must be operated on
C
was; should be operated
D
was; be operated on
Look at the clock! It's time ______ work.
#90300
A
we started
B
we'll start
C
we're starting
D
we have started
According to the air traffic rules, you ___ switch off your mobile phone before boarding.
#87048
A
may
B
can
C
would
D
shall