Each problem set will contain one empirical exercise and one more exercise.
每个习题集将包括一个实际练习和一个练习题.
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Please complete the given handout exercises, do one page a day ( attached ).
完成发下的复习练习题, 请每天做一页 ( 已附上 ).
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You can quickly roll off some extra copies of the exercise on the duplicating machine.
你可以在复印机上很快再复印几份练习题.
《简明英汉词典》
Exponential and trigonometric Functions: read Chapter 2 and do exercises.
指数和三角函数: 阅读第二章以及做练习题.
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They were all concerning about the past tense and the present perfect.
那些练习题都是跟一般过去时和现在完成时有关的。
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