求翻译：最后一个任务是创造性的。我让学生想象20年以后他们居住的地方，并在纸上绘出一张地图。根据这个地图，其他人就如何去他/她家展开问答。是什么意思？

The last task is creative. I ask the students to imagine after 20 where they live, and to sketch out a map on paper. According to this map, other people questions and answers on how to go to his or her house.