two kinks of paper ...谓语动词用单数还是复数?

题目

two kinks of paper ...谓语动词用单数还是复数?
请详细说明下kind 用法,

答案

首先是"kind/kinds of + plural noun"的问题. "Practical English Usage"(by MS)上头是说"kind of + plural noun"是较偏非正式用法,如果是正式用法最好避免. 而以这说法来说"What kind of movie(s) do you like?...