Oil prices reacted sharply ________ news of the crisis in the Middle East. A.on B.against C.with D.to 答案:D react to...对……作出反应;回应。react on sth.对某事物有影响;react against反对;反抗;react with sth.与……起化学反应,皆不符合题意。 一排9间房,一房9张床,一张床上坐着9个泥和尚,一个和尚9只帽,一只帽挂9铃铛.就看是谁算得快,共有多少响铃铛? 个.