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【C2】A.contraryB.oppositeC.acrossD.further
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A.betweenB.underC.within
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A.betweenB.untilC.fromD.for
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Animals think much ____ building their houses.A: asB: duringC: whileD: because
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【C20】A.AfterB.DuringC.OverD.Of
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【C3】A.betweenB.amongC.ofD.from
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【C5】A.overB.onC.acrossD.through