问题
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The plane succeeded in carrying the boy on board with ______ in the air.A.one wheelB.two w
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The air surrounding us is important to everyone. Without air, we could not (1) Everyone
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Experts hope the planes flight recorder will______the cause of the air crash.A.make sense
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Most of the butterflies perish in the firs
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Everyone aboard the plane perished in the
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Most of the butterflies perish in the firs