"in return"与in turn"
His father died in a car accident.He stayed with his mother till nearly midnight,comforting her and being comforted _____.
A.in public B.in return C.in vain D.in turn
为什么不是B呢?
在词典上查到英文解释了.in return:as a payment or reward (for sth).in turn:one after another;in succession.是我词义没掌握好，