问题
选择题
It's hard to say what kind of person he is.Sometimes he is very friendly;at other times he________be
very cold.[ ]
A.can
B.must
C.will
D.shall
答案
答案:A
It's hard to say what kind of person he is.Sometimes he is very friendly;at other times he________be
very cold.[ ]
A.can
B.must
C.will
D.shall
答案:A