begun at

• v. 从 ... 开始

begun at的用法和样例：

例句

1. The meeting will begin at nine.
   会议将在九点开始。
2. Let's begin at (ie start from) page 9.
   我们从第9页开始吧。
3. Morning worship begins at 11 o'clock.
   早晨的礼拜从11点开始。
4. What time does your class begin? It begins at eight-ten.
   你的课几点开始？八点十分开始。