相關tknow.ButIsawh的文學知識

問題詳情：—HasMr．Gilbertcompletedthereport?  —Idon’tknow．ButIsawhe______it．     A．wrote   B．hasbeenwriting C．waswriting D．hadwritten【回答】C知識點：過去進行時及其被動式題型：選擇題...