问题补充：
He’s been in China for two years. And he’s used to in China.
A. lives
B. living
C. to live
D. live
答案：
A. lives
(答案→)B. living
C. to live
D. live
解析：句意：他在中国两年了，而且他习惯了住在中国。1.used to do sth. 过去常常做某事,(意思现在不做了) 2.be used to doing sth / be used to sth . 是指习惯于做某事.(这里的to 是介词.) 3.be used to do sth. 被用来做某事.结合语境可知选B.
