It is the protection for the trees___________ really matters, rather than how many trees are planted...
2023-01-03 12:06:35 87次 高考英语语法考前训练试题精选6 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It is the protection for the
trees___________ really matters, rather than how many trees are planted.
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A．what
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B．that
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C．不填
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D．which
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