He was busy writing a story, only ____ once in a while to smoke a cigarette. A. to stop B stopping C...
2023-01-08 12:18:05 14次 江苏省20092010学年高二下学期期末考试试卷（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
He was busy writing a story, only ____ once
in a while to smoke a cigarette.
A. to stop B
stopping C to have
stopped D having stopped
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