题目内容
【题目】— What were you doing this time yesterday?
—I______ my homework.
A. do B. did C. am doing D. was doing
【答案】D
【解析】句意：-----昨天的这个时候你在做什么？------我正在写作业。问句是过去进行时态，答语必须用过去进行时态来回答，故答案为D。
练习册系列答案
相关题目
题目内容
【题目】— What were you doing this time yesterday?
—I______ my homework.
A. do B. did C. am doing D. was doing
【答案】D
【解析】句意：-----昨天的这个时候你在做什么？------我正在写作业。问句是过去进行时态，答语必须用过去进行时态来回答，故答案为D。