1. to begin learning in the public school system.

1. to begin learning in the public school system.C.when each Sept a class of fresh faced,eager kindergartners arrives by school busD.Each Sept a class of fresh faced,eager kindergartners arrives by school bus但是我觉得是C.D中感觉有两个句子了啊,C为什么不对?2.By running an additional performance,the drama club members raised a C.larger profit from ticket sales than the total profits from bake sales,car washes,raffles,and donations我觉得原文就可以了啊,有平行嘛,为什么一定要选C?3.At the annual dessert festival, pastries in elegant displays,drawing people from near and far to take part in 答案说没错,annual和yearly不算重复?4.The only student a community service medal,the senior class president more hours of service other student when he helped build homes Guatemala last summer.答案说是B,要怎么改?C好像没有平行的感觉,错了吧5.A person who uses hand tools only hanging pictures and fixing window shades purchase the power tools developed for professionals.答案说是没错,但是我觉得C应该用needs6.Janet sent Howard to Richard's camp , that three weeks before Howard,答案说D错了,怎么改?为什么?