动名词作主语：Playing the piano... — 英语选择题
题目
音乐角想写一句“弹钢琴使我的家人快乐”，并让“弹钢琴”作主语。哪句话正确？A. Playing the piano make my family happy. B. Play the piano makes my family happy. C. Playing the piano makes my family happy. D. My family makes playing the piano happy.