—Believeitornot,mysisterandIaretwins. —Oh,youmusthaveh...

問題詳情：

 — Believe it or not, my sister and I are twins.

 — Oh, you must have had the case _________ you were taken for your sister.

   A. which              B. whose            C. where            D. when

【回答】

C

知識點：定語從句

題型：選擇題