Below are review materials for each of the quizzes and exam, as well as background information about the final exam.

以下是每次测验或考试的复习材料，以及期末考的资讯。

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Chapter 1 is an introduction in which the issue is introduced, and the objectives, methodology as well as background information are provided.

第一章是论文简介，介绍本课题的研究主题、方法以及背景情况。

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Whatever the preferred playlist, our auditory system is a superb piece of engineering, and indeed many auditory researchers have an engineering as well as a neuroscience background.

不论喜欢的音乐是什么，我们的听觉系统是种精密的设计，而且确实，许多听觉研究者已经研究出一项设计，比如背景神经科学。

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The public mood has dramatically shifted and now favors sensible gun controls: a ban on all semi-automatic weapons and their high-capacity clips, as well as background checks at all gun shows.

FORBES: Gun Makers Take One to the Gut

The White House has proposed a ban on certain weapons and on high-capacity ammunition magazines, as well as universal background checks on gun buyers.

BBC: State of the Union: Obama to focus on economy

He insisted that a reasonable ban on semi-automatic weapons and high-capacity magazines, as well as strengthening background checks, presented no threat to the constitutional right to bear arms.

CNN: 'Enough is enough,' Feinstein says in proposing new gun ban