单选题The number of traffic&nbs

问题补充：

单选题Thenumberoftrafficaccidentscausedbydrinkingis____asthenumberofthosecausedbynon-drinkingdriving．A.as twice manyB.many as twiceC.as twice largeD.twice as large

答案：

D解析考察倍数表达法，倍数+as+adj+as，故选D。