Question

【题目】Your father is sleeping. Please stop ____ .

A. to sing B. sing

C. singing D. sings

Answer 1

【答案】C

【解析】

试题分析：句意： 你爸爸在睡觉，请停止唱歌。stop doing 停止做某事；stop to do停下来做某事。所以选C。