It's more beautiful than __in the past有四个答案:A it B that C / D This该选哪一个?

问题描述:

It's more beautiful than __in the past
有四个答案:A it B that C / D This
该选哪一个?

that
代指it was

It's more beautiful (now).
It was beautiful.
It's more beautiful than it was in the past.
It's more beautiful than that in the past.
B