when they --the villige,they found the two girls were not there Areturned back to B returned to
问题描述：
when they --the villige,they found the two girls were not there Areturned back to B returned to
答
觉得A和B都可以.如果一定要选一个,选B.因为return已经有返回的意思,就可以不用back.