单项选择题
A. Suggest him not to reply impolitely to his parents. B. Suggest him to refuse to talk to his parents. C. Suggest him to talk his parents down.
A. playing B. studying C. living D. working
A. found a support group for their only children B. do volunteer work to help their only children C. let their only children make all the decisions alone D. set good examples for their only children