The new couple have to find another flat as_don't want to live _with it.
问题描述：
The new couple have to find another flat as_don't want to live _with it.
A、he;his B、she;her C、they;them D、they;their
答
D
they代指the couple,这对新婚夫妇不得不找另一个公寓,因为他们不想在这儿和它住在一起.（这个IT指代啥,就自己上下文吧.）