让我把这张课前画的图画完。
上课前我们做早操。
下课前，一个学生问最后一个问题是否算在我们的分数里。
Before class ended, one student asked if the last question would count toward our grade.
你在上课前有预习的吗？
课前复习来上课前做的笔记。
Before class, review your notes you have taken before you come to class.
上课前检查一下麦克笔。
当你的老师在你的第一堂实验课前阅读和解释规则时，请仔细听。
Listen carefully when your teacher reads and explains the rules before your first lab lesson.
下课前我们将进行一次测试。
我必须在上课前匆匆写出一篇学期论文。
他在上课前给我们讲了个非常幽默的故事。
我期待你们上课前都准备好了。
一天上课前，梅根的父亲找来说想跟我谈谈。
你们可以在课前或课后与我们交谈
You could talk to us at the beginning or at the end of class.
最好是在上课前就已经阅读过指定材料。
Ideally, keep up with the readings before you come to class.
课前，他从来没有不预习功课的。
他不得不在7：10前起床，然后在课前晨跑。
He has to get up before 7:10 and go for a run before classes begin.
上课前先做好准备并按时到达课堂。
我们应该在上课前把书准备好。
我们在上课前都要向老师鞠躬。
请在上课前调好乐器的音调。
请早几分钟到，你在上课前要填几份表格。
Be here a few minutes early. You need to complete some forms before the class.
课前，唱首英文歌给自己听。
你在上课前和几个朋友闲聊。
每次我们上英语课前都要听一段音乐。
Every time we begin our English lesson, we will listen to a piece of music.
早点到教室，做好课前准备。
Arrive in class early - use the extra time to get organized.
我们如何让他在空手道课前做完家庭作业。
How we were going to get his homework done before his karate class.
早点到教室，做好课前准备。
今天上口语课前，操练一下这些单词…
Before you join us for class today, practice saying these words…
我想第二天早点起来到学校，以便上课前完成作业。
I thought I could get up earlier to go to school the next morning so that I could finish my homework before class.
因此，在上课前看完论文是非常重要的！
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