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题库 / Prep2007E1-SC-78
The cottontail rabbit population in Orange County, California, has increased unchecked in recent years as a result of the removal of the native fox population and the clearing of surrounding woodlands.
years as a result of the removal of
years as a result of removing
years, resulting from the removing of
years, which is a result of removing
years, which is a result of the removal of
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看一下helr老师讲的动名词和名词的区别，动名词表示一种状态，而名词则表示动作已经完成，从题意中可以看出来动作已经完成，应该用名词形式比较好
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