用pair,one或ones填空:I have worn out my shoes,so I want to buy a new ( ).

问题描述:

用pair,one或ones填空:I have worn out my shoes,so I want to buy a new ( ).
请我是个你为什么这么填.

ones 我的鞋穿烂了,因此我买双新的
ones指代shoes,因鞋是两只,所以用复数,只有ones是复数形式