用括号内动词适当形式填空： --___you ___ (clean) the room ? --Yes,we__(do) that already.

题目

用括号内动词适当形式填空： --___you ___ (clean) the room ? --Yes,we__(do) that already.
--When___ you ___ (do) it ?
--We___(do) it an hourago.

答案

Did clean did
did do
did