alternative choice

例句：

1. 1. The teacher gave us three alternative choices for the project.
   老师给了我们三个项目的选择。
2. 2. He made an alternative choice to go on a trip with his friends.
   他做出了一个与朋友一起去旅行的替代选择。
3. 3. They had to make an alternative choice between two equally good options.
   他们必须在两个同样好的选项中做出一个替代选择。