單項選擇--Istheringmadeof         silver?   --Yes.Itismadeo...

問題詳情：

單項選擇

-- Is the ring made of          silver?

    -- Yes. It is made of          best silver in our factory.

    A. a; the              B. /; the             C. a; /             D. /; a

【回答】

B

知識點：冠詞

題型：選擇題