— Simon, when are we going to have a class meeting this week?— Sorry. Ask our monitor, please. He         know.
#75620
A
may
B
can
C
will
D
shall
推荐题目
Mary ______ my letter; otherwise she would have replied before now. 
#63420
A
has received
B
ought to have received
C
couldn’t have received
D
shouldn’t have received
Today is Wednesday. He _____ be at home. He _____ be at school.
#76066
A
can't; can
B
can't; must
C
mustn't; must
D
mustn't; can