Will was stupefied with exhaustion, and he _____ his head on the grass under one of the trees and slept, but he saw a cat acting strangely. 
#86437
A
should have lied
B
ought to have lay
C
might have laid
D
must have laid
推荐题目
--I'm told that John had another car accident this morning.--I believe not. He ________so careless.
#89318
A
shouldn't have been
B
wouldn't have been
C
couldn't have been
D
mustn't have been
You _____ pay your library fines. If not, you _____ not be allowed to graduate.
#90180
A
may; should
B
should; need
C
must; will
D
will; can