所有

例句：

1. 1. She has a lot of friends, and they are all very nice.
   她有很多朋友，他们都很友好。
2. 2. All the students in the class are here.
   班上的所有学生都在这里。
3. 3. I need all my time to study.
   我需要所有的时间来学习。