假如你是周伟,上周六你干了很多家务.请以此为话题给你的朋友Mary写一封电子邮件,介绍你做家务活的经过

It's Sunday today.Ater finishing my homework.I was about to go out and have a good weekend when I see my mother is doing housework.her hair is a little white,and she looks very tired.I feel a little s...