—How are your children in their new home?—Fine. The good thing is that they've very easily

问题补充：

—How are your children in their new home?

—Fine. The good thing is that theyve very easily to new environments.

A. used

B. belonged

C. adapted

D. turned

答案：

A. used

B. belonged

(答案→)C. adapted

D. turned

解析：考查动词搭配；used to 过去常常做某事；belong to属于；adapt to适应；turn to转向，向…求助；句意：好事情是他们很容易就适应了新环境。