《信》的题材不新,但为了求人读信,“母亲”必须去给“婶”干活,而且一直要干到“夜里婶家里的桌椅都整齐了”、“猪都睡当”了,“母亲”才能回家,这些情节却新鲜,因之,“‘小妹啊,你明年就上 The subject matter of “Xin” is not new, but in order to ask people to read letters, “mother” must go to work on “Xiang”, and it must be done until “the desks and chairs in the house at night are neat” and “the pigs are asleep.” “Mother” can go home and these plots are fresh, because of it, "’Little sister, you will be on next year