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

Now you do have an opportunity-- this class does- that my class has never had before, and that is to nominate your own novel for the last one that we read, one of your choice.

现在你真的有了个机会-,在我的课上有了个机会-,去推荐一本小说作为我们的最后一本读物,你们自己的选择。

耶鲁公开课 - 1945年后的美国小说课程节选