Withourknowledge的精選

問題詳情： Withourknowledgepractice,wecanmakegreatcontributionstooursociety. A.tobaseon  B.basingon    C.basedon    D.baseon【回答】C知識點：非謂語動詞題型：選擇題...

問題詳情： Withourknowledgepractice,wecanmakecontributionstooursociety.A.tobaseon                             B.basingonC.basedon                     ...