以淀粉为原料生产食醋需要经过淀粉糖化→醋酸发酵→酒精发酵三个生化过程。

请阅读下列短文。根据短文内容从下面方框的七个选项中，选择五个适当的句子还原到原文中，使短文意思通顺、结构完整，并将其答案填写到相应位置。
Dale is a middle school student. 小题1:            His home is about 18 kilometers from school and the roads (道路) are not flat (平坦的). 小题2:          He gets up at about 6:00 every morning and has breakfast quickly. 小题3:         First, he walks to the bus stop, It takes it to school. 小题4:     Sometimes he has no time for breakfast at home, so he has some milk and bread for breakfast on the bus. He hopes he can go to college (大学) after middle school. 小题5:       

A. Then he leaves home at 6:30. B. He really likes his school C. So it is difficult to get to school. D. It usually takes about thirty minutes. E. He lives in a small village. F. And he can take a train to college then. G. He wants to know what his classmates think of the school.