你必须在课程开始前至少一个月支付课程费用。

You must pay for your course at least one month before it starts.

费用应在课程开始前提前支付。

The fee is payable in advance before the course starts.

教练在课程开始前解释了安全程序。

The instructor explained the safety procedures before the class began.

老师在课程开始时给每个学生发了一本教材。

The teacher handed out a mook to each student at the beginning of the course.

在课程开始前，先让自己静音吧！

Before the lesson starts, mute yourself!

现在对大部分课程开始收费。

Now it has started charging for most lessons.

在课程开始之后，她才到达。

She arrived after the lesson started.

在课程开始之后，她才到达。

She arrived after the lesson started. (1)

实施创新教育，必须从课程开始。

The implementation of creative education must begin with specific disciplines.

直到我的课程开始时我一直以为登高练习将会成为我课程内容的一部分。

Up until my class began, I was under the impression that I would do a lot of climbing as part of my rock climbing class.