He had many___books,They are___interesting.A.kinds of,kinds of B.kinds of,kind of
问题描述：
He had many___books,They are___interesting.A.kinds of,kinds of B.kinds of,kind of
C.kind of,kinds of D.kind of,kind of
答
B.kinds of,kind of
他有很多种书.这些书相当有趣
表示种类时,有复数形式,所以用kinds of
be kind of 意思是 相当；有一些：
kind 不用复数形式