-How it ________ that you are 15 minutes late today, Dave?-Terribly sorry, sir．I ________ No．768 Bus．A.has happened; leftB.has e about; missedC.has e out; forgotD.has taken place; lost
网友回答
B解析根据句意可知问的是现在的结果，所以第一个空用现在完成时态。又知“错过……”是过去的动作，故选择B项。happen/e about/take place发生，产生；miss a bus没赶上车。