昨天单元考试，根据教学大纲的要求，我让同学们看着教学图片上的鸟腿写出鸟的名称，生活习性。

Yesterday, unit test, according to the requirements of the syllabus, I let the students look at the picture on the bird legs teaching to write the name of the bird, living habits.

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昨天单元考试，根据教学大纲的要求，我让同学们看着教学图片上的鸟腿写出鸟的名称、生活习性。

Yesterday, unit tests, according to curriculum requirements, I let the students look at the picture of the bird legs of teaching to write the name of a bird, living habits.

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这是你们准备考试应该复习的内容，首先我们知道，这个单元的主要内容是多元函数。

Here is a list of things that should be on your review sheet for the exam.The first thing we learned about, the main topic of this unit is about functions of several variables.

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