at the weekend与for the weekend的区别是什么?

题目

at the weekend与for the weekend的区别是什么?
原句:
What are the johnsons going to do at the weekend?
We're going to stay at my mother's for the weekend.

答案

这个其实就是介词的区别了 What are the johnsons going to do at the weekend?詹森打算在周末干些什么～（at是指的时间点～,指的在周末～)We're going to stay at my mother's for the weekend.我们将在妈妈家里度...