He _____ have completed his work; otherwise, he wouldn’t be enjoying himself by the seaside.
#90507
A
should
B
must
C
wouldn’t
D
can’t
推荐题目
 If you ________ home without a word, your parents wouldn't be so worried now.
#86490
A
didn't leave
B
couldn't have left
C
hadn't left
D
shouldn't leave
____ keep it a little longer ? I want it very much . 
#89745
A
Able I to
B
Be able I to
C
Can I
D
Can I able to
She is a bit shy and _______ stand up and answer the teacher’s questions.
#87945
A
dares not
B
doesn’t dare
C
dare not to
D
dares not to