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The scientist does not study nature ________ it is useful to do so. He studies it because he takes pleasure in it.

A. until B. though

C. because D. Unless

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書面表達

最近,你們班召開了以“我的中國夢”(My Chinese Dream)為主題的班會活動。請寫一篇日記,記述班會情況及自己的感受。

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Whether you’re eating at a fancy restaurant or dining in someone’s home,proper table manners are likely to help you make a good impression.According to a US expert,Emily Post,“All rules of table manners are made to avoid ugliness.”

While Henry Hitchings of the Los Angeles Times admits that good manners can reduce social conflict,he points out that mostly their purpose is protective – they turn our natural warrior like selves into more elegant ones.

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B. American people pay more attention to their table manners than British people do.

C. With globalization,the American cut and switch method has been abandoned in the US.

D. British people’s way of using a knife and fork may be more efficient than American people’s.

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