B.O.

例句：

1. 1. This is the best restaurant in town.
   这是城里最好的餐厅。
2. 2. The movie was the best of all the ones I saw.
   这部电影是我看过的所有电影中最好的。
3. 3. She won the Best Actor award for her performance.
   她因表演获得了最佳男演员奖。