必修的

Which subjects are compulsory in your school?

在你们学校里， 哪些程是？

Is English an optional lesson, or does everyone have to learn it?

英语是还是每个人程？

Three subjects must be taken, viz., English, mathematice and history.

三个科目是, 即英文, 数学和历史。

This is a prescribed course which spreads over two semesters.

这是门两个学期学完。