C Who else's =Whose else
B Some books aren't fit with the textbooks that we are using.或者 Some books don't fit the textbooks that we are using.
D 表否定,还没
C 表方式,通过敲击键盘
A open可作形容词
C Who else's =Whose else
B Some books aren't fit with the textbooks that we are using.或者 Some books don't fit the textbooks that we are using.
D 表否定,还没
C 表方式,通过敲击键盘
A open可作形容词