Question

【题目】Most of the students are having a great time in the Art Festival.

A. singing B. sang C. sing D. to sing

Answer 1

【答案】A

【解析】句意：大多数学生们在艺术节上唱歌玩得非常开心。singing唱歌，动名词形式；sang是sing的过去式；sing唱歌，动词原形；to sing动词不定式。句中使用了句型have a great time doing sth.做某事很开心，由这个句型可知应选A。