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1·I completely spaced that math assignment!

我完全忘了数学作业。

2·Tad and Lily need the perfect collection of things to take to school for their math assignment.

稍微和莉莉需要东西，以学校为其数学分配的完美的集合。

3·Herr husband, surnamed Duan, said he and Liu had been helping their daughter with an elementary school math assignment when tempers flared after they failed to arrive at the same answer.

据刘女士的丈夫段先生表示说，当时他和妻子正在辅导女儿的小学数学作业，但是对于同一道题两人却没能得出一样的答案，于是两人就发了火。

4·You can download a Math Review PDF, and you can also see the complete pool of essay topics from which your assignment will be drawn on test day.

你可以下载《数学复习》PDF，而且你还可以看到完整的写作话题库，考试当天你遇到的任务都是从中提取的。

5·After getting through all that math, test takers who opt to write the essay will have a much different assignment than they do today.

做完所有的数学部分以后，选择考作文的考生会面临与今天迥然不同的新任务。

6·Then, I lost my home work assignment for math.

然后，我又丢了我的数学家庭作业。

7·According to the process and method of modeling, this paper studies the expert assignment problem, then set up the math model.

本文按照模型建立的步骤和方法对专家分配问题进行研究，确定了专家分配问题的数学模型。

8·Then I lost my homework assignment for math.

然后，我又把数学作业给丢了。

9·Then, I lost my home work assignment for math.

然后，我又把我的数学作业给丢了。