---Hasyourfatherfinishedhisreport?   ---Well,I’mnotsure...

問題詳情：

---Has your father finished his report?    ---Well, I’m not sure, he _______ last night.

A. wrote     B. had written   C. was writing   D. would write

【回答】

C

知識點：動詞時態

題型：選擇題