Life is like riding a bicycle. ______your balance, you must keep moving. A. Keeping B. To keep C. Ke...
2022-10-30 21:43:41 32次 2014-2015学年福建泉州第一中学高三下最后一次模拟英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Life is like riding a bicycle. ______your balance, you must keep moving.
A. Keeping B. To keep
C. Keep D. Being kept
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