Tom is buying a skirt and i want to buy ( ),too.用one 还是用a one为什么

问题描述:

Tom is buying a skirt and i want to buy ( ),too.用one 还是用a one为什么

one

用one。
因为one= a skirt, 没有a one这种表达

one,one可以做代词,如果选a,后面还得加上skirt