本人gmat首考verbal 41, 总结了一些语法知识点，和大家一起分享。1.because of +Verbing 错误；because of + noun/clause2. proof+for 错误；proof of/proof that3.of+noun+Verbing 一定错误4.平行结构：Most fossils of species X was found in Kentucky and Ohio. 正确Most fossils of species X was found in Kentucky and in Ohio. 正确Most fossils of species X was found either in Kentucky or Ohio. 错误Most fossils of species X was found either in Kentucky or in Ohio. 正确Most fossils of species X was found in either Kentucky or Ohio. 正确Most fossils of species X was found in either Kentucky or in Ohio. 错误and/or/rather than 比较 可以省略介词和助动词5.”based on” must modify noun. Based on xxx, SUBJ+VERB+... based on修饰 SUBJ例：Based on your behavior, I think you are wrong. 错误（此时based on 修饰I )6.”due to” must modify noun.(due to= caused by)I have to stay up all night due to the presentation that I must finish. 错误night caused by presentation illogicalDue to the six-mile-long traffic jam, I was late. 错误I caused by traffic jam illogicalI was 2 hours late to the meeting due to the six-mile-long traffic jam, which is due to a brush fire.第一个due to, illogical 第二个due to:jam caused by fire logical7.”because of” modify an entire clause8.including——— a list of SOME, not ALL9.同位语为抽象时（relationship/outing...) 可以修饰 the whole idea of the preceding clause 同位语为具体时，必须修饰preceding noun.10. which 必须前面加逗号，修饰逗号前面的noun或noun+prep phrase On the table is a box which contains all my paperwork. 错误（无逗号）On the table is a box that contains all my paperwork. 正确（that可以无逗号）On the table is a box in which I keep all my paperwork. 正确 (有无逗号均可）11.like只能+noun; As做比较，+clause或者prep.phrase12.X is either bigger or smaller than B. 正确 X is greater or equal to B. 错误 X is greater than or equal to B.正确13.专有名词的单复数，如果专有名词最后一个名词后面有S，则按照复数名词处理，谓语用复数14.dateof 后面+事件 例：date of birth/marriagedate to 追溯到 强调发生的时间点 +agodate at 强调发生到现在经过的时间长度 +old15. 当be known 和 do sth的发生的时间一致时，用be known to do sth；而do sth发生在be known之前时，则要用be known to have done sth16.capability of doing/in doing wordy/awkward capable of＋doing 正确 17.compared with直接跟在逗号后面可以修饰逗号前面名词短语的核心词,也可以修饰前面整个分句.18.significant 重要的 significantly 显著的19.But for N, S + should/would/could/might + V / (have Vpp.) 若不是N, S应该….= If it were not / (had not been) for N = Were it not for N / (Had it not been for N)= Without N（介词只有without可表虚拟语气）20.as with the case + prep. (of/with/in) + sth.结构错误，用as is the case + prep. (of/with/in) + sth.21.with 型独立主格修饰紧邻分句主语 Example:Visitors to the park have often looked into the leafy canopy and seen monkeys sleeping on the branches, with arms and legs hanging like socks on a clothesline.