He felt lonely in the first month abroad, but after a time he got ____ alone and even got ____ it. [ ]

A. used to living; to enjoy

B. used to live；to enjoy

C. using to live; enjoying

D. to be used to living; enjoying

石油蜡包括（），它是具有广泛用途的一类石油产品。

A、液蜡

B、石油脂

C、石蜡

D、微晶蜡