No one can walk the wire in the air without a bit of fear unless ______ very young. A．having trained...
2023-01-14 13:49:02 122次 2011-2012学年四川省资阳市高三第二次高考模拟考试英语试题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
No one can walk the wire in the air without
a bit of fear unless ______ very young.
|
A．having trained
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B．trained
|
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C．to be trained
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D．being trained
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本题链接：
