To concentrate in class and listen more efforts should be made before the exam preparation.

上课时要集中精力听讲，考试前更应该努力准备。

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Do the preparation before, and exercises well after class, do homework without carelessness. To make good progress, is the biggest reward to the teacher.

做好课前准备，做好课后练习，认真完成家庭作业，不敷衍了事。取得良好的成绩，就是对老师最大的报答。

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To give an interesting and vivid lesson of pathology, I think three steps should be done well, including preparation before class, teaching on the class and summarizing after class.

讲授一堂生动精彩的病理学课，应做好课前准备、课堂教学、课后总结三个方面的工作。

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