The problem requires ______. A．studying with great care B．to study carefully C．to be studied withou...
2023-01-03 12:42:35 49次 高考英语复习非谓语试题专项训练2 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The problem requires ______.
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A．studying with great care
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B．to study carefully
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C．to be studied without carelessness
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D．taking great care of studying it
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