This is my sister 改为复数句

问题描述:

This is my sister 改为复数句
是These are my sisters还是These are our sisters

These are our sisters.

因为This的复数是These
is的复数是are
如果写my的话,翻译出来就不对了
如果写our的话,翻译出来就对了
sister的复数是sisters
所以答案是These are our sisters.