Whose watch is this?Is it black()?

问题描述:

Whose watch is this?Is it black()?

Whose watch is this?
Is it black(one)?
因为watch是名词的单数,所以用one;如果是名词的复数,就用ones。

Whose watch is this?这是谁的表?
Is it black(one)?是黑色的那块吗?