问题补充：
Having worked for a whole week，I decided to the rest of my assignment and go to the seaside for relaxation.
A. set out
B. set off
C. set up
D. set aside
答案：
A. set out
B. set off
C. set up
(答案→)D. set aside
解析：本题考查短语意思区别，本题意思是“工作了一整个礼拜，我决定放下剩下的工作任务区海边放松一下。”按题意，D选项为“放下”
