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prep2008 -sc 语法笔记勘误、查漏专贴

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181#
发表于 2011-5-7 20:58:59 | 只看该作者
1-188

V-ing结构在句子中可以做定语,状语。
1)放在句子末尾时,如果前面是主谓宾结构,如果同时时态上与主句搭配合理,V-ing结构作状语,作为:
伴随动作,表与主句动词同时发生的动作
伴随结果,表主句动作带来的结果。
此时注意其逻辑主语的判断:其所修饰分句的动作发出者。
2)放在句子末尾时,如果前面是主谓宾结构,如果同时时态上与主句搭配不合理(如本题D,E选项)V-ing结构作定语修饰前面名词。
3)如果前面是主系表结构,由于系动词是一个状态不存在“被伴随”,但是V-ing结构依然修饰的是整个主系表结构,所以后面的V-ing结构也可以被解读为修饰前面的名词成分主语(如果宾语是名词,也一同修饰,因为主系表结构中主语和宾语所指是同一事物--OG10-39, OG11-24中对正确选项C的解释)。
4)现在分词在句尾用逗号隔开,必须要注意的一点是这个结构从来都没有失去过“做定语”的功能,只是优先做状语而已,即优先修饰到前面主句的主语和谓语。如下题如果前面主句的谓语是完成时态,那么既然已经完成了,drawing就无法再做其的伴随,所以只剩下做定语的功能。


前三点讲的是不加逗号 放到句子末尾的情况吗? 还是只要是句子末尾,加不加逗号都等同一视呢?
看到第四点在说句尾用逗号隔开, 我认为前面讲的是没有逗号的, 但是第二点举的例子
E选项放到句子后事这样的
E.Neuroscientists have amassed, over the past twenty years, a wealth ofknowledge about the brain and its development from birth to adulthood,now drawing solidconclusions about how the human brain grows and how babies acquire language.
也就是说第二点在描述 加逗号的情况?
感觉第四点和前几点的分类关系  不清楚, 是没有交集?  即前面都是无逗号的,第四点是讲有逗号的
还是,第四点是前面讲的一个小例子, 只是想强调一下,因为从第四点的语气好像是想强调哈







-- by 会员 jaze (2011/5/4 20:22:37)



第三点中:如果没有逗号,那么前面主句句尾不能够是名词,否则现在分词结构会有限定性修饰的句意改变。有逗号则不存在这个问题。
嗯,第四点只是一个注意事项,是一个强调。
其实新版里1-188中第二点已经删去。
-- by 会员 aeoluseros (2011/5/7 16:28:48)


还是不太明白啊, 放在句尾, 那句尾有没有逗号呢? 有逗号和没有逗号一样吗?
182#
发表于 2011-5-7 21:32:09 | 只看该作者
还有一个问题一直困扰很久了, 不是很明白, 斑竹能不能给我讲一下啊, 就是
既然, comma + doing    能做伴随
独立结构也能主要是做伴随呢, 那这两个有什么区别呢?
既然都是伴随, 那么一个能不能改写或者替换成另一个呢?
如果能的话, 能举出几个例子吗?
能不能总结一下,这个问题也写到prep中呢,不过如果觉着没有必要的话,也可以不写,
我觉着伴随这一块是难点, 因为比较tricky哈
183#
 楼主| 发表于 2011-5-7 23:22:47 | 只看该作者
第三点中:如果没有逗号,那么前面主句句尾不能够是名词,否则现在分词结构会有限定性修饰的句意改变。有逗号则不存在这个问题。
嗯,第四点只是一个注意事项,是一个强调。
其实新版里1-188中第二点已经删去。
-- by 会员 aeoluseros (2011/5/7 16:28:48)



还是不太明白啊, 放在句尾, 那句尾有没有逗号呢? 有逗号和没有逗号一样吗?
-- by 会员 jaze (2011/5/7 20:58:59)


umm...我再重述下第三点:现在分词放在句尾时,如果前面没有逗号,直接跟在一个名词后面,则现在分词结构限定性修饰它前面的那个名词,如果跟在它不能限定修饰的词后面,如形容词,那么这个现在分词做状语。现在分词放在句尾,如果前面有逗号则一律做状语。
184#
 楼主| 发表于 2011-5-7 23:27:30 | 只看该作者
还有一个问题一直困扰很久了, 不是很明白, 斑竹能不能给我讲一下啊, 就是
既然, comma + doing    能做伴随
独立结构也能主要是做伴随呢, 那这两个有什么区别呢?
既然都是伴随, 那么一个能不能改写或者替换成另一个呢?
如果能的话, 能举出几个例子吗?
能不能总结一下,这个问题也写到prep中呢,不过如果觉着没有必要的话,也可以不写,
我觉着伴随这一块是难点, 因为比较tricky哈
-- by 会员 jaze (2011/5/7 21:32:09)




不能替换,逻辑主语不同。
比如:
伴随动作时
s.v.o.+comma+doing中doing的逻辑主语是主句主语,伴随状语表达的是s.同时在做某事
而s.v.o+comma+with n. modifier(absolute phrase),伴随状语表达的是属于s.的n.同时在做某事。
伴随结果时也相同道理。

嗯...prep里面要加的东西很多.只是没时间整理了:-P
185#
发表于 2011-5-8 14:20:56 | 只看该作者
第三点中:如果没有逗号,那么前面主句句尾不能够是名词,否则现在分词结构会有限定性修饰的句意改变。有逗号则不存在这个问题。
嗯,第四点只是一个注意事项,是一个强调。
其实新版里1-188中第二点已经删去。
-- by 会员 aeoluseros (2011/5/7 16:28:48)




还是不太明白啊, 放在句尾, 那句尾有没有逗号呢? 有逗号和没有逗号一样吗?
-- by 会员 jaze (2011/5/7 20:58:59)



umm...我再重述下第三点:现在分词放在句尾时,如果前面没有逗号,直接跟在一个名词后面,则现在分词结构限定性修饰它前面的那个名词,如果跟在它不能限定修饰的词后面,如形容词,那么这个现在分词做状语。现在分词放在句尾,如果前面有逗号则一律做状语。
-- by 会员 aeoluseros (2011/5/7 23:22:47)



还有点疑问, 就是既然, 现在分词在没有逗号的情况下放在句尾能做状语, 那为什么还要有 把它放在逗号后面也做状语这种形式呢?
是不是comma + doing这种形式有 s.v.o.adj.doing 没有办法替代的功能? 还是仅仅是为了一个句子太长了, comma + doing长的比较好看?
186#
 楼主| 发表于 2011-5-8 16:32:48 | 只看该作者
在G中不太记得有出现过那样的结构了,不过CFA里面有类似例句:
A common approach for dealing with this problem is to adjust the cost of equity estimated using the CAPM by adding a country spread to the market risk premium.
(如果Jaze有看到GMAT里doing前面没有逗号的句子欢迎贴上来)。

没有逗号doing和谓语动词的关系更为密切。有了逗号,仅仅是表示同时发生,或者成为主句的直接结果。
187#
发表于 2011-5-9 13:43:49 | 只看该作者
咨询下版主:prep1-224题
Although energy prices have tripled in the United States over the last two years, research indicates few people to have significantly reduced the amount of driving they do, nor are they making fuel efficiency a priority when shopping for cars.
A.    few people to have significantly reduced the amount of driving they do, nor are they making
B.    few people having significantly reduced the amount of driving they do or made
C.    that there are few people who have significantly reduced the amount of driving they do, nor having made
D.    that few people have significantly reduced the amount of driving they do and are not making
E.    that few people have significantly reduced the amount of driving they do or made

E选项的解释有一点是:由于宾语从句由few引导是一个否定含义的句子,所以or表示“并”,而不是“或”

我记得XDF好像有老师讲过:英语里面只有no,not表达的才是否定句,其他只能说明是有否定含义,所以我觉得这里的or并不是and的否定,or表达的就是“或者”的意思~你看它前面的句意:很少有人会显著减少他们开车的时候 或者 买车的时候把省油作为首要考虑因素。有车的人才有机会开车,没车的人才会去买车,从一般逻辑上来讲拥有车的人不应该已经减少了开车的机会并且还会考虑买车时候的省油性。也就是说,油价的上涨可能影响两类人:已经有车的人(减少开车数量)或者是  还没有车的人(买车的时候首先考虑是否省油)。
个人理解吖~表达能力欠佳,也不知道有没有表达清楚~

麻烦版主帮忙解答一下,谢谢啦!!
188#
发表于 2011-5-9 15:49:27 | 只看该作者
版主,Prep 1 的190题
The thirteen original British colonies in North America, some formed as commercial ventures, others as religious havens, each had a written charter that set forth its form of government and the rights of the colonists.
A.    some formed as commercial ventures, others as religious havens, each had a written charter
B.    some being formed as a commercial venture, others as religious havens, all of which had written charters
C.    some that formed as commercial ventures, others as religious havens, all had written charters
D.    with some being formed as a commercial venture, others as religious havens, all had a written charter      
E.    with some formed as commercial ventures, while others as religious havens, each had a written charter
选项分析里说:A.    Correct;some formed as commercial ventures, others as religious havens做为the thirteen original British colonies in North America的同位语,each为the thirteen original British colonies的同位语

我不太同意,如果each也是同位语的话,那这句话不是没有谓语了?我感觉each就是个形容词,类似They each are great students.中的用法,只是A选项中有个插入语隔开了。不知是我对同位语的理解有误还是怎样,希望版主解答一下~
189#
 楼主| 发表于 2011-5-11 07:20:14 | 只看该作者
咨询下版主:prep1-224题
Although energy prices have tripled in the United States over the last two years, research indicates few people to have significantly reduced the amount of driving they do, nor are they making fuel efficiency a priority when shopping for cars.
A.    few people to have significantly reduced the amount of driving they do, nor are they making
B.    few people having significantly reduced the amount of driving they do or made
C.    that there are few people who have significantly reduced the amount of driving they do, nor having made
D.    that few people have significantly reduced the amount of driving they do and are not making
E.    that few people have significantly reduced the amount of driving they do or made

E选项的解释有一点是:由于宾语从句由few引导是一个否定含义的句子,所以or表示“并”,而不是“或”

我记得XDF好像有老师讲过:英语里面只有no,not表达的才是否定句,其他只能说明是有否定含义,所以我觉得这里的or并不是and的否定,or表达的就是“或者”的意思~你看它前面的句意:很少有人会显著减少他们开车的时候 或者 买车的时候把省油作为首要考虑因素。有车的人才有机会开车,没车的人才会去买车,从一般逻辑上来讲拥有车的人不应该已经减少了开车的机会并且还会考虑买车时候的省油性。也就是说,油价的上涨可能影响两类人:已经有车的人(减少开车数量)或者是  还没有车的人(买车的时候首先考虑是否省油)。
个人理解吖~表达能力欠佳,也不知道有没有表达清楚~

麻烦版主帮忙解答一下,谢谢啦!!
-- by 会员 坤kun (2011/5/9 13:43:49)


坤kun说得很对,谢谢提醒!下版纠正!
190#
 楼主| 发表于 2011-5-11 07:23:22 | 只看该作者
版主,Prep 1 的190题
The thirteen original British colonies in North America, some formed as commercial ventures, others as religious havens, each had a written charter that set forth its form of government and the rights of the colonists.
A.    some formed as commercial ventures, others as religious havens, each had a written charter
B.    some being formed as a commercial venture, others as religious havens, all of which had written charters
C.    some that formed as commercial ventures, others as religious havens, all had written charters
D.    with some being formed as a commercial venture, others as religious havens, all had a written charter      
E.    with some formed as commercial ventures, while others as religious havens, each had a written charter
选项分析里说:A.    Correct;some formed as commercial ventures, others as religious havens做为the thirteen original British colonies in North America的同位语,each为the thirteen original British colonies的同位语

我不太同意,如果each也是同位语的话,那这句话不是没有谓语了?我感觉each就是个形容词,类似They each are great students.中的用法,只是A选项中有个插入语隔开了。不知是我对同位语的理解有误还是怎样,希望版主解答一下~
-- by 会员 hermione0527 (2011/5/9 15:49:27)



说得很对,不过longman dict里面each没有做adj.的用法,只有做determiner, pron., adv.的用法,所以each在此是代词。
some formed as commercial ventures, others as religious havens做为the thirteen original British colonies in North America的同位语;略去中间同位语,代词each跟在复数主语the thirteen original British colonies in North America后起强调作用。
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