We have optional programs which are right down here.

我们在这里看到了可选的项目。

He called this program Zero Hour P.E. , and it started as an optional morning program before becoming integrated into the school's normal schedule.

他把这个项目称为“零小时体育”(Zero Hour P.E.)，它一开始是一个选修的晨间项目，后来被纳入了学校的常规课程表。