many practical decisions

例句：

1. 1. Many people are waiting forthe bus.
   许多人在等公共汽车。
2. 2. Manystudents have already finished their homework.
   许多学生已经完成了他们的家庭作业。
3. 3. Manyof them were killed inthe battle.
   他们中的许多人在战斗中被杀。