求翻译：让学生参考表格里写出的表达方式练习如何到达以上地点之后，让学生四至六个人一组，讨论出一次性做完以上事情的最佳路径。是什么意思？

Let the students write the expression in the reference table to practice how to get to after the above locations, four to six people and a group of students to discuss things out once finished above the best path.