717.As they haven't a child of their own, they're going to ____ a little girl.

A.accept

B.receive

C.adapt

D.adopt

718.He felt lonely in the first month abroad, but after a time he got _____ alone and even got _____it.

A.used to living；to enjoying

B.used to live；to enjoy

C.using to live；enjoying

D.to be used to living；enjoying

717.答案是D;

adopt收养孩子;accept接受;receive收到;adapt适应，改编。

718.答案是A;

第一空 be/get used to sth./doing sth.习惯于干某事；第二空 get to doing 开始干某事。