备考GMAT语法，要吃透大纲的范围，做到非大纲语法先不看或少看，要注重基本语法，适当结合考点扩充。最终寻找适合自己的思维习惯和GMAT考试技巧，应对考试，接下来小编就给大家介绍一下GMAT语法GWD经典例题，希望对大家备考GMAT语法考试有帮助。
Competition in the mid-nineteenth century by large western farms gradually caused farmers in Pennsylvania to turn to livestock raising, but before that it was predominantly grain-producing.
A. Competition in the mid-nineteenth century by large western farms gradually caused farmers in Pennsylvania to turn to livestock raising, but before that it was predominantly grain-producing.
B. Once predominantly a grain-producing state, competition in the mid-nineteenth century from large western farms gradually was causing Pennsylvania’ s farmers to turn to livestock raising.
C. Pennsylvania’s farmers were gradually caused to turn to livestock raising by competition from large western farms in the mid-nineteenth century, but before that it was predominantly a grain-producing state.
D. It was once predominantly grain-producing, but competition in the mid-nineteenth century by large western farms was gradually causing Pennsylvania’ s farmers to turn to livestock raising.
E. Pennsylvania was once a predominantly grain-producing state, but competition in the mid-nineteenth century from large western farms gradually caused the state’ s farmers to turn to livestock raising.
翻译：
宾州原来是主要生产稻谷的州，但是19世界中叶，大西方农场场主竞争逐渐导致了宾州的农民去养牲口了。
句式：
Pennsylvania was once a state, but competition from sb...caused sb. to turn to...
思路：
指代问题;是否出现指代不清的可能性。
选项：
A. that不能指代整个句子;it指代competition有误;
B. once后成分的修饰对象与主句主语不一致;
C. it与前面主句主语不一致，it似乎指代Pennsylvania，前面主语是P’s farmers;
D. it与前面主句主语不一致，it似乎指代Pennsylvania，前面主语是P’s farmers;
E. 正确。
E.a law being passed"中的being表达逻辑意思不正确,being更多表达状态，而这里的law早已在1933年就passed了。 以上便是前程百利小编为大家推荐的GMAT语法GWD经典例题相关内容，每天练习可以帮助大家有效的提高GMAT语法能力，相信通过大家认真努力备考在以后的GMAT考试中一定会取得满意的成绩。
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