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OG12-107 有关动词ing用法提问
OG12-107
Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any sbustance without distroying it, is finding uses in medicine, archaeology, and criminology.(正确句子)
(B),Originally developed for detecting air pollutants, having the ability to analyze the chemical elements in almost any substance without destroying it, a technique called....
OG解释,second modifier (having..)actually modifies the first modifier.
OG12--1
The Glass House Mountains...were sighted by ***, naming them supposedly because their sheer wet rocks glistened like glass.
OG 解释: As the object of a preposition and not the subject of the clause, *** does not work as the noun that the verbal phrase beginning with naming can describe.
两者有何区别,为什么第二题的naming不能修饰它就进的***(人),而第一题中having解释为修饰了第一个短语。
本人愚笨,这个问题已经想了很长时间了,找参考书也没有合适的解释,希望NN解答,谢谢了~! |
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