His brother met him at the Great Theatre yesterday afternoon, so he ____ have attended your lecture. 
#87186
A
couldn’t
B
needn’t
C
mustn’t
D
shouldn’t
推荐题目
He _____ if he works hard for the people.
#90061
A
shall praise
B
shall be praised
C
will praise
D
will be praised
All the doctors in the hospital insisted that he_____ badly wounded and that he______ at once.
#88021
A
should be; be operated on
B
were; must be operated on
C
was; should be operated
D
was; be operated on