(2013·吉林四校高三一诊)I really don't know how to thank you, but for your help, I ________ my lost necklace.
#86587
A
couldn't have found
B
mustn't have found
C
couldn't find
D
wouldn't find
推荐题目
What a pity! Considering his ability and experience,he___ better.
#87930
A
need have done
B
must have done
C
can have done
D
might have done
I’d rather that you ______ the operation right away.
#88337
A
perform
B
should perform
C
will perform
D
performed
— We did not see him at the lecture yesterday. — You _______ him, since I went to an international conference with him.
#87885
A
mustn’t have seen
B
can’t have seen
C
couldn’t see
D
needn’t have seen