Value our lives and keep away from drugs.()。

There is no denying that our living qualities have gone from bad to worse.（英译中)

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We live in a society in which the medicinal and social use of substances （drugs) is p

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At the end of the party, we thanked our host and went away.（英译中)

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Why are some small tribes isolated？A．They live far away from big cities.B．They lack commun

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We must keep away from some _____, for they will do harm to our health.A.chemistryB.

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Sports and games make our bodies strong prevent us from getting too fat and keep us heal

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Despite laws designed to keep cigarettes away from kids 15 percent of U.S.high school students and 34 percent fo middle school students use tobacco products fovernment health officials say.()

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