gmat语法总结【精编】

gmat语法总结【精编】内容摘要：

d a fear that destruction of forests and continued use of fossil fuelswill cause an irreversible shift in Earth’s climatic pattern. 2. In an assessment of the problems faced by rural migrant workers, the question of whether they are better off materially than the urban working poor is irrelevant. 3 A recent study of ancient clay deposits has provided new evidence supporting the theory that global forest fires ignited by a meteorite impact contributed to the extinction of the dinosaurs and many other creatures some 65million years ago. 4. Many investors base their choice between bonds and stocks on parisons of bond yields with the dividends available on mon stocks. 5. A firm that specializes in the analysis of handwriting claims to be able, from a onepage writing sample, to assess more than three hundred personality traits, including enthusiasm, imagination, and ambition. 6. Federal incentives now encourage capital investment in mercial office buildings, even though vacancy rates in existing structures are exceptionally high and there is no demand for new construction. No less adj. than 为了保持时态一致，主从中不能使用一般现在，如 what is isisadj. Price:V. 给 … 定价 . Be priced to sell: 定价销售 ing分词强调动作的多次性重复性客观性；定语从句强调一次性 Prove:主动表被动 ,prove oneself:自己证明自己 Helpful 只能 + IN Order that + 虚拟语气（ V.） 两句子并列，一含 be或 bee， 二 中的 be或 bee省略 Be at a disadvantage: 处于不利地位 Be (un)able to中的 be不是助动词不可省略 Be able to/ capable of表示能力，电脑没有能力被编程，能被编程 Like:conj.。 不能用 as people can: 主句谓语动词短语使用助动词或情态动词 +V时省略 V destroying forests and continued use of: 回避逻辑主语问题，不用 assessing ing强调多次性重复性客观性。 定从强调一次性 :evidence对 theory 的 support 非一次性的 Ing强调动作 , : 这里是以结果作选择 Claim: claim to do。 claim that encourage sb. to do。 encourage sth. encourage doing。 encourage to be done. 不能随意改变原文关系，若改为 with，并列关系变为从属关系，改变了原句的重心 第五章 平行结构（七看 平行连接词两边是否对称 ） 1. 形式对称： And, or, but, yet, rather than, not only…but also, from…to, either…or, neither…nor, between..and, both..and, not…but rather, not…but, as well as. Be likely to do A, and be unable to do B。 v.+that…,that…,and that…。 n.+ …,…,and … 2. 概念对等 具体 n. Vs 抽象 n.。 名称 n. Vs 动作 n.；整体概念 Vs 部分概念；泛指 Vs 特指。 3. 功能相同 不同类型的从句 不 对称； ing分词与 ed分词对称。 4. 意思单一 练习： 1. A migraine typically afflicts one side of the head, lasts for hours or days, and may recur as infrequently as once every other month or as often as daily. 2. The economic forces which may affect the new public offering of stock include sudden downturns in the market, hedging and other investor strategies for preventing losses, a loosening of the interest rates in Washington, and a fear that the pany may still be undercapitalized. 3. At the time of the Mexican agrarian revolution, the most radical faction, that of Zapata and his followers, proposed a return to munal ownership of land, to what had been a preColumbian form of ownership respected by the Spaniards. 4. As envisioned by researchers, mercial farming of lobsters will enable fisheries to sell the shellfish yearround, taking advantage of offseason demand, to standardize its sizes and colors, and to predict sales volume in advance. 5. Federal authorities have found that local witnesses are difficult to locate, reticent and suspicious of strangers. Adj. 6. Judge Bonham denied a motion to allow members of the jury to go home at the end of each day rather than be confined to a hotel. 7. Problems in the management of water and other resources will be at the head of the legislature’s list of concerns for the ing session. 8. A newly discovered fungus is an interwoven filigree of mushrooms and rootlike tentacles spawned by a single fertilized spore some 10000 years ago and extending for more than 30 acres in the soil or a Michigan forest. 第六章 比较结构（八看 比较的形式对称，注意看省略中的动词的跟属 ，九看连接比较对象的连词是否正确 ） 1. 比较结构中的原则： 1) 有可比性： unlike/ like A, B…。 in contrast to A, B… （ unlike/like 要放在句首，不要放在句尾） 2) 替代原则： : that。 n.: these/ those 3) 对称原则：形式对称 4) 种属原则： any other 5) 省略原则 (as/ than)：比较从句谓语与主句谓语相同，用 do, did, does 代替；连系动 词 be 相同，可省略也可不省略；主句谓语动词短语使用助动词或情态动词 +V，比较从句省略 V，保留助动词或情态动词； 主语相同可省略。 6) 倍数的表达原则： twice as many/ much…as。 twice the n.。 twice what…。 Double。 triple。 quadruple。 quintuple。 …times as adj./ adv. as…。 Sb. be % more likely to do sth. than to do sth. 7) 习惯搭配： as adj. a/。