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http://www.manhattangmat.com/forums/og-sc-105-t1277.html 中: Originally developed for directing air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destorying it, is finding uses in medicine, archaelogy, and criminology.
(A) Originally developed for detecting air pollutants, a technique called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it, (B) Orignially developed for detecting air pollutants, having the ability to analyze the chemical elements in almost any substance without destroying it, a technique called proton-induced X-ray emission (C) A technique originally developed for detecting air pollutants, called proton-induced X-ray emission, which can quickly analyze the chemical elements in almost any substance without destroying it (D) A technique originally developed for detecting air pollutants, called proton-induced X-ray emission, which has the ability to analyze the chemical elements in almost any (E) A technique that was originally developed for detecting air pollutants and has the ability to analyze the chemical elements in almost any substance quickly and without destroying the substance, called proton-induced X-ray emission,
The correct answer is (A) OG explanation
解释:ron: I can see what you're saying here, but nouns that are modified by prepositional phrases can still be the referent of 'which' even if they are a few words distant from it. This usually happens when the immediately preceding noun is grammatically incompatible with the verb after "which".
For example: "The picture of my brothers, which was taken last year in Mexico, is one of my favorites."
You might object to this sentence on the grounds that 'which' might be taken to modify 'brothers'. And, in a strict sort of way, you'd be right. But here's the catch: There's really no other reasonable way to write this sentence. You just can't get 'picture' next to the 'which' clause without creating total nonsense, or splitting the sentence into 2 smaller sentence-ettes. plus, 'brothers' is plural, and is incompatible with 'which WAS'.
Scientists have observed large concentrations of heavy-metal deposits in the upper twenty centimeters of Baltic Sea sediments, which are consistent with the growth of industrial activity there.
A. B. Baltic Sea sediments, where the growth of industrial activity is consistent with these findings C. Baltic Sea sediments, findings consistent with its growth of industrial activity D. sediments from the Baltic Sea, findings consistent with the growth of industrial activity in the area E. sediments from the Baltic Sea, with the growth of industrial activity there
解释:'the last thing in the independent clause' is allowed to comprise a noun along with an entire prepositional phrase describing that noun. That's exactly what happens here: 'the last thing' happens to be the ENTIRE PHRASE 'large concentrations of heavy-metal deposits in the upper 20cm of sediments from the Baltic Sea'. Notice in particular that ALL of the words after 'concentrations' are prepositional phrases, and are therefore acceptable as portions of 'the last thing'.
This idea can be frustrating, because it lends ambiguity - after all, it's also possible that the 'last thing' could be the Baltic Sea itself.
Incidentally, the fact that the referenced post contains a 'which' clause, whereas this sentence contains an appositive (a modifier that's just a noun phrase), is irrelevant - the 'last thing' concept is equally applicable to both. http://www.manhattangmat.com/forums/og-verbal-ed-11th-sc-q-79-t1560.html |
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