My parents had trouble ________ to living in an apartment.

My parents had trouble ________ to living in an apartment.
A、adopting
B、adjusting
C、letting
D、making
【正确答案】：B
【题目解析】：adopt 采取；adjust 调整；let 让……；make 做；句意：我父母很难____住在公寓里。B符合题意。