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【C2】A.SinceB.ForC.AsD.In
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【25】A.assistanceB.guidanceC.confidenceD.tolerance
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【C2】A.for exampleB.such asC.as a resultD.in fact
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【C2】A.thatB.in whichC.whichD.what
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【C2】A.besidesB.on averageC.in sumD.for example
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【C4】A.assistanceB.guidanceC.confidenceD.tolerance
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【C2】______A.At first sightB.At the beginningC.In the first viewD.From the first