A.實(shí)際發(fā)生的經(jīng)濟(jì)業(yè)務(wù)事項(xiàng) B.計(jì)劃發(fā)生的經(jīng)濟(jì)業(yè)務(wù)事項(xiàng) C.未來發(fā)生的經(jīng)濟(jì)業(yè)務(wù)事項(xiàng) D.已經(jīng)發(fā)生的經(jīng)濟(jì)業(yè)務(wù)事項(xiàng)