题干
—Can your sister ______ volleyball?
—Yse,she can. But she ______ play it very well.
A：playing； can't
B：playing； can
C：play； can't
D：play； can
答案(点此获取答案解析）
C
=-
; ②
=
;③
=-
;④
=-
中,成立的是 （ ）
