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

问题详情：

---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

知识点：一般过去时及其被动式

题型：选择题