1.接单数复数都可以的,具体看你写的句子了. 例子:What kind of car is it?那是什么牌子的车? What kind of sports do British have?英国人有那些运动类型? 2.可以跟单数,也可以跟复数,通常是跟单数,跟复数的时候表示“一类、一群”. 例句: What kind of book do you want? 你需要哪一种书? What kind of shoppers are you? 你们是什么样的购物者? This is a kind of abstraction. 这是一种抽象物. Borax is a kind of white powder. 硼砂是一种白色粉末. An apple is a kind of fruit. 苹果是一种水果.