Last night more than a few minutes of preparation, few minutes less trouble in class today.

昨晚多几分钟的预习准备，今天上课少几十分钟的烦恼。

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Organization of case teaching method includes case choosing, preparation before class, course of teaching, resulting evaluation, etc.

案例教学的组织分为案例的选择、课前准备、教学过程、成绩评定几方面。

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It is always a good idea to join any software testing institute or class which will provide you a good start and direction of preparation.

推荐参加任何形式的软件测试协会或者培训机构，这有助于你有一个好的开端和获得良好的就业指导。

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It could involve student behavior, or class preparation, or time management, or any number of other things.

NEWYORKER: Personal Best

The one class I attended was about preparation for labour and most of the questions were addressed to the women there, although there were three men.

BBC: News | Health | Fathers: Out in the cold?

In between, we see him studying horses in motion, recording the limp paws and coppery fur of a dead fox, and capturing the slump of a tired violinist accompanying a ballet class, all in preparation for paintings.

WSJ: Fine Lines | Frick Collection | Brooklyn Museum | by Karen Wilkin