The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework
author：Two mothers on a sunny day
The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework 
The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework The family has two Tsinghua students, just because of the seven-step method set by the mother to accompany the child to write homework 
