问题 选择题
This is _________ toothbrush and that is _________.
A.you; me
B.yours; mine
C.your; my
D.your; mine
答案

答案:D

修饰名词toothbrush用形容词性物主代词,故不选AB,后半句表示的是事物用名词性物主代词,故本题选D。

单项选择题
名词解释