—Haveyoucleanedyourroom?—Notyet.ButI　　　itinhalfanhour.A...

問題詳情：

—Have you cleaned your room?

—Not yet. But I　　　it in half an hour.

A. cleaned                                               B. have cleaned

C. will clean                                             D. clean

【回答】

C。考查動詞時態。根據時間狀語in half an hour可知要用一般將來時態。

知識點：動詞時態

題型：選擇題