in return/in turn到底什么区别?当“反过来”讲的时候可以互换吗?

问题描述:

in return/in turn到底什么区别?当“反过来”讲的时候可以互换吗?
这道题中in return 可以用in turn
1.setbacks can help you accumulate experience,and experience can ,_________,enrich your mind.(答案是in return)
2.a clean environment can help the city bid for the Oplympics,which _____ will promote its economic development (答案是in turn)
可是第一题答案确实是 in return啊

in return 作为报答,回报,交换 in turn 轮流地,依次,转而,反过来