Question

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

Answer 1

C

be used to sth习惯于某事;used to do sth过去常常做某事. sth be used to do sth某物被用来做某事。句意：格林一家过去住在伦敦，现在他们习惯了住在北京。结合语境可知选Ｃ。