Here's a book for you .The rules you should pay attention to ____ in it.OK.I'll read it at once.A.being written.B.are wr
问题描述：
Here's a book for you .The rules you should pay attention to ____ in it.OK.I'll read it at once.A.being written.B.are written.C.write.D.are writing.
答
B需要解释吗需要 谢谢we should pay attention to 是做rules的定语句子的主语是rule知道了 谢谢