问题
选择题
That man ________ be Mary’s father, as he is much taller.
A. can
B.must
C. can’t
D. mustn’t
答案
答案:C
本题考察情态动词的使用
That man ________ be Mary’s father, as he is much taller.
A. can
B.must
C. can’t
D. mustn’t
答案:C
本题考察情态动词的使用