问题描述：
can you answer this question?__.i know _
can you answer this question?
__.i know ___about it
a.no,a little
b.yes,little
c.yes,nothing
D.little
can you answer this question?
__.i know ___about it
a.no,a little
b.yes,little
c.yes,nothing
D.little
问题解答：
我来补答展开全文阅读