Several years later,after I had returned [ ] a vaction.A.from B on C during D.at.给理由

题目

Several years later,after I had returned [ ] a vaction.A.from B on C during D.at.给理由

答案

A.from 为正确选项.
解题的关键是return（回来）,常与from连用,成固定搭配,如：return from work,return from school.