Towards semester's end you will have the opportunity to choose a project to work on, choose a project that is entirely of your own choice to execute.

接近学期结束时,你们将有机会选择一个项目来做,一个完全由你自己选择执行的项目。

哈佛公开课 - 计算机科学课程节选

Yeah, and if you could get to choose your own shock level, you could keep--then very, very few people go all the way.

如果可以自己选择电击强度，很少人会选择高强度的。

耶鲁公开课 - 心理学导论课程节选