这个单元现在为本课程既定的一部分。

This unit is now an established part of the course.

《牛津词典》

这门课程包括十个必修单元和五个选修单元。

The course consists of ten core modules and five optional modules.

《牛津词典》

该课程的内容包括双方学术和一般训练单元，它为学生提供了宝贵的意见，就如何充分发挥波段评分在考试。

The course covers both the Academic and General Training modules it provides students with invaluable advice on how to maximise their band score in the exam.

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