Maryreallydoesn’tknow
問題詳情：
Mary really doesn’t know __________ about it.
A. what to do B. how to do C. to do what D. how can I do
【回答】
A
知識點：非謂語動詞
題型：選擇題
問題詳情：
Mary really doesn’t know __________ about it.
A. what to do B. how to do C. to do what D. how can I do
【回答】
A
知識點：非謂語動詞
題型：選擇題
