—Youlooksoyoung．Haven’tyougraduatedfromyouruniversity?...

問題詳情：

 —You look so young．Haven’t you graduated from your university?

—Yes．I _______ in the English department of Yunnan University for four years．

A．had studied             B．has studied           C．studied                  D．was studying

【回答】

C

知識點：一般過去時及其被動式

題型：選擇題