I was really anxious about you. You ______ home without a word.
#89821
A
mustn’t have left
B
shouldn’t have left
C
couldn’t have left
D
needn’t have left
推荐题目
Look at the trouble I am in. If only I _____ your advice then.
#87548
A
followed 
B
would follow
C
had followed 
D
should follow
If it had not been for your help, I ____ the examination.
#87828
A
could not pass
B
would not pass
C
would not have passed
D
can not have passed
We ________ the difficulty together,but why didn't you tell me?
#86554
A
should face
B
might face
C
could have faced
D
must have faced