Hehadsomethingtowritedownandaskedmefor

問題詳情：

He had something to write down and asked me for_____,  

A. a paper                         B. some papers                         C some pieces papers             D. a piece of paper

【回答】

D  

解析：paper表示“紙” 的意思時是不可數名詞，前面可以加a piece of (pieces of)。

知識點：名詞

題型：選擇題