问题

Four hundred dollars for just a pair of shoes? You ______ be joking!
A:may
B:can
C:can’t
D:must
B:can
C:can’t
D:must
正确答案是:
同类题型
Qingdao is a beautiful city. There ______ many people going there ______ vacation every year. [ ]
do you like it?—It is fantastic.
Jane sings very well, and ______.[ ]
______, but the idea of having to work more than ten hours a day without weekends discouraged me.
Never forget to bring your homework with _______.–__________.