Simply because they are genetically engineered does not make it any more likely for plants to become an invasive or persistant weed, according to decade-long study published in the journal Nature.
because they are genetically engineered does not make it any more likely for plants to
because it is genetically engineered does not make a plant any more likely to
being genetically engineered does not make it any more likely that plants will
being genetically engineered does not make a plant any more likely to
being genetically engineered does not make a plant any more likely that it will become
答案是D, 我想问的是B到底为什么错?就是因为because it is中的it 无指代吗?不能指代后面的 a plant吗?
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
这题答案是A, 我选了B. 因为觉得要和后面的 the clearing 对称。 remove的名词形式到底应该是removal 还是removing动名词也可用?另外,C又错在哪里呢?谢谢!