题目

阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文。Goingback to school in September is always cool. Seeing old friends and making new friendsare really exciting.Rebeccawas an old friend of Sheila, her classmate. Sheila liked playing football, andRebecca had the same hobby.Therewas a new girl in the classroom. Her name was Mary Brown. Unlike the others in theclass, Mary was very quiet. She always sat by herself during lunch. Atplaytime, she didn't ask anyone to play with her, and no one asked her to playwith them either. Rebecca was th17．如图，在平面直角坐标系xOy中，直线y=kx与双曲线y=$\frac{m}{x}$相交于A，B两点，C是第一象限内的双曲线上与点A不重合的一点，连接CA并延长交y轴于点P，连接BP，BC．若点A的坐标为（2，3），△PBC的面积是24，则点C的坐标为（6，1）．