One cannot live______

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回答题Ecosystem  1. The word "ecosystem" is short for ecologica

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She came across three children sleepingunder a bridge.

She came across three children sleepingunder a bridge.A.passed by B.found by cha

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We have a responsibility to ensure our nation's continued pr

We have a responsibility to ensure our nation's continued prosperity and the mos

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As a good student, you have to follow the school rules.

As a good student, you have to follow the school rules.A.reply to B.apply for C.

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