As a graducate in computer science, he ___ to work out the problem.
#89044
A
wouldn't have failed
B
can't have failed
C
mustn’t have failed
D
might not have failed
推荐题目
一I heard that you got an A in the chemistry exam．Well done!一Thanks，I know that you a good job as well．
#87426
A
shouId have done
B
need have done
C
must have done
D
could have done
—You were driving at 100 km an hour, sir.—But officer, I ________. My car can’t go more than 80.
#88144
A
may not have to
B
couldn’t have been
C
wouldn’t like to
D
needn’t to be
(2013·北京，34)If we________a table earlier, we couldn't be standing here in a queue.
#86624
A
have booked
B
booked
C
book
D
had booked
（原创题）The patient insisted that he _____ ill, and _____back home at once.
#87612
A
wasn’t , was sent
B
isn’t , be sent
C
wasn’t , be sent
D
should be , send
According the judgement in the court, the driver _______pay for all the damage.
#88352
A
should
B
must
C
would
D
shall