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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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关于表述名词形式的动词时用动名词还是-ing：如果有特定的动名词存在，用动名词；如果没有，用-ing的gerund形式。A，the removal 与the clearing完美平行，比the removing好。
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