He _______ have completed his work；otherwise, he wouldn’t be enjoying himself by the seaside.
#63103
A
should
B
must
C
wouldn’t
D
can’t
推荐题目
It be difficult to get a train ticket during traditional Chinese Spring Festival this year because there are many ticket windows.
#63379
A
mustn't
B
ought to
C
needn't
D
can't
— Is Jack on duty today? — It ________ be him. It's his turn tomorrow.
#62645
A
mustn't
B
won't
C
can't
D
needn't
You _____ get the machine repaired this week. I won’t need it until next month.
#62734
A
mustn’t
B
needn’t
C
shouldn’t
D
can’t