My sister, an inexperienced rider, was found sitting on the bicycle______to balance it. A. having t...
2023-02-15 07:50:47 25次 2008年高考试题（上海卷）解析版 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
My sister, an
inexperienced rider, was found sitting on the bicycle______to balance it.
A. having
tried B. trying C. to try D. tried
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