Question

【题目】—What are you doing, mum?

—I ________ the house.

A. clean B. cleans C. am cleaning D. is cleaning

Answer 1

【答案】C

【解析】试题分析：句意：—妈妈，你正在做什么？—我正在打扫房间。根据句意及题干分析此题应用现在进行时回答，主语是I，故选C。