GMAT语法知识点详解(十九)GMAT语法知识点详解(十九).pdf

智 课 网 G M A T 备 考 资 料 GMAT语法知识点详解（十九） 从今天开始智课留学小编会为大家整理一些有关GMAT语法的试题 ，并附有这些试题的讲解以及GMAT语法知识点。红色标注的为每道题 的正确选项，关于每道题解析中一开始的考点说明会有列举得比较详细 ，建议参看的战友第一次看本笔记时先跳过那些考点说明，直接看选项 分析，有不懂的点再回头核对相关知识点。为不强加思维于众考生，笔 记里面大多题目并没有点出做题的思维方式，只分析了错误的语法点。 希望这些分析以及相关语法知识能帮到大家。更多相关问题可咨询智课 留学在线专家，如果有任何意见和建议，也请联系我们。 209. (T-3-Q7) In Scotland, the number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, by pollution, and by various other threats to the fish’s habitat. A. number of wild salmon have been reduced because of uncontrolled deep-sea and coastal netting, B. number of wild salmon is reduced because deep-sea and coastal netting is not controlled, C. numbers of wild salmon has been reduced because of uncontrolled deep-sea and coastal netting, D. wild salmon’s numbers are reduced by deep-sea and coastal netting that is not controlled, (E) E. wild salmon’s numbers have been reduced by uncontrolled deep-sea and coastal netting, 题目释义：In Scotland，wild salmon’s numbers have reduced by…by….and by… 考点： 主谓一致(agreement) 平行结构(parallelism predication) 逻辑意思(logical construction) 1. the number of+复数名词，谓语用单数;a number of +复数名词，谓语用复数。 2. and平行结构。 出国留学办理签证是必不可少的，而办理签证的过程亦难易简，从 政策解析到递交材料，从申请签证到领取签证! 《玩转留学签证》帮你顺利拿下各国签证！ 更有名校师哥师姐为你讲解牛校申请经验 ，《谁说申请高手没有秘密》赶紧来探秘一下吧！ 选项分析： A. have错误，主谓不一致;because of 与未划线部分的by不平行 B. because与未划线部分的by不平行 C. the numbers错误(MANHATTAN SC上提到：Never select an answer choice containing the phrase THE NUMBERS OF);and平行错误同A D. that is not controlled不如uncontrolled简洁 E. correct;关于number与numbers无需做过多区分，只要保持主 谓一致即可(有一种说法认为因为总数量的持续改变所以要用复数numb ers，有一定道理，不过未经理论证实) 补充说明： Number的用法小结—by Mayanist： 几种用法之间区别：非核心词与核心词;number的意义;number与 相关成分的单复数一致关系。 1) a number of / numbers of + 可数名词复数 + 动词复数 可以理解为量词结构，a number of表示一些，numbers of表示大量 of后面的复数名词才是核心词，谓语动词因此总是复数 Many students arrived early, but only a number of them worked on their exercises.