Question

【题目】—— __ Mary cleaning her room? ——No, she is __ .

A. Does, reads B. Can, read C. Is, reading D. Does, reading

Answer 1

【答案】C

【解析】本句的含义为玛丽正在打扫房间吗？表示的是进行时态的结构be+doing，一般疑问句be动词is提前，故本题选C。