how mang ____are there in your family?two my sister and i

问题描述:

how mang ____are there in your family?two my sister and i

应该是children吧,意思是你家有几个孩子
如果是people当然语法上也对啦,但是意思是你家有多少人,只有两个孩子也挺惨的~~