Finally, at the end of the semester during the official exam period, there will be a three-hour exam covering all course materials.

最后，学期结束前会有一次正式期末考试，时间三小时，包括全部课程资料。

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The course draws students from all over the country.

这课程吸引着来自全国各地的学生。

《牛津词典》

'I did all I could to help.' 'Of course,' he murmured gently.

“我尽全力帮忙了。”“当然。”他轻声低语道。

《牛津词典》

All of Helen Keller's knowledge reached her mind through her sense of touch and smell, and of course her feelings.

VOA: special.2009.11.15

If these trees are still supplying shade, embowering the entire valley of Vallombrosa, the leaves haven't all fallen, of course.

如果这些树仍在为热门提供遮蔽，将整个村庄掩盖在树荫之下，这些叶子当然就还未凋落。

耶鲁公开课 - 弥尔顿课程节选

Of course in the central test case this is what we all care about, for the unfortunate events that befall virtuous people.

当然，这是我们归根到底都关心的一个问题，因为有德行之人也会遭遇不幸。

耶鲁公开课 - 弥尔顿课程节选

You can watch the videos at your leisure and all course materials are available free online.

FORBES: Learn How Model Thinking Can Make You a Better Thinker

The winner is the racer who passes through all course gates and crosses the finish line in the quickest time.

BBC: Sport - Winter Sports - Alpine skiing: Super-G

"It's a portal system where students and instructors log in and have all their course content, access to various resources, " Getz said.

CNN: Wired up for learning