in the start和at the start有区别吗

in the start和at the start有区别吗 start at the end start on 和 start at 的区别, start out at the end start early和at the edge of the woods Our school____ (start) at 8:00 in the moring L-----start at half past one in the afternoon. Our classes_____(start)at eight in the morning. i start early--at five o,clock in the morning class start at 8:00 in the morning.单句改错 clesses __(start) at 7:15 in the morning. Does breakfast start at 7:30 in the morning?做肯定回答和否定回答