单选题Since nuclear(核) pollution&nbs

问题补充：

单选题Sincenuclear(核)pollutionbrokeoutinJapan,inMarch,,weareall_____ofitverymuch.A.frightenedB.be frightenedC.frighteningD.be frightening

答案：

A解析考查固定短语，be frightened“对……感到害怕”。