---Haveyoufinishedyourcompositionalready,Jack?      ---...

問題詳情：

---Have you finished your composition already, Jack?

       ---Yes, I ____ it within half an hour．

       A．have finished       B．finish                C．finished            D．had finished

【回答】

C

知識點：一般過去時及其被動式

題型：選擇題