第5题: [单项选择]The ditry tricks played upon the Secretary of the State are ______ by the high-ranking officials behind the scenes. A. reckoned B. meddled C. manipulated D. signified 参考答案:C 答案解析:(manipulate操纵,摆布)。句意为:在国务卿面前玩弄的鬼把戏由那些高官在幕后一手操纵。A.reckon计算,认为;B.meddle干涉,干预;D.signify表明。