问题
选择题
The Greens used to live in London and now they ______ in Beijing.
A．used to live
B．are used to live
C．are used to living
D．are used for living
答案
答案：C
题目分析：句意：格林一家人过去居住在伦敦，现在他们习惯于居住在北京。分析过去常常used to do sth.习惯于做某事be used to doing sth. 下文提到现在习惯于居住在北京。故选C