– Do you know whose book this is?
—Let me have a look . It Wei Fang’s . Look, here is her name.
A. can be
B. may be
C. might be
D. must be
网友回答
A. can be
B. may be
C. might be
(答案→)D. must be
解析：本题考查的是情态动词的推测用法，根据后文中Look, here is her name.应该选择肯定的推测，故选D