one,ones用法

问题描述:

one,ones用法
1.The houses of the rich are usually larger than ___ of the poor.
A.those B.that C.the ones D.Both A and B
2.The school today is different from ___ I visited ten years ago.
A.that B.what C.the one D.the others
请问选各选哪个?
分不够,只有这么点了,不好意思.最后是英语老师告诉我吧,纯粹的语法题.

1 Athose 在这里指代了the houses如果是单数的话,用that
2 A 用法与上面相似 当今的学校与我十年前去过的(学校)相比,那可真是今非昔比.