問題詳情:
Sometimes new ideas have to be tested many times before ______ .
pting fully g fully accepted y accepting y being accepted
【回答】
B
知識點:非謂語動詞
題型:選擇題
問題詳情:
Sometimes new ideas have to be tested many times before ______ .
pting fully g fully accepted y accepting y being accepted
【回答】
B
知識點:非謂語動詞
題型:選擇題