get a class

例句：

1. 1. I need to get some exercise before the game.
   我在比赛前需要锻炼一下。
2. 2. She got a promotion at work last month.
   她上个月在工作上得到了晋升。
3. 3. He got up late and missed the bus.
   他起床晚了，错过了公交车。