GMAT句子改错题(sentence correction)，是整个GMAT考试中对考生英语语法能力考查要求最高的题型，也往往是中国学生最为头疼的一类题目。没有扎实的语法基础和一定的逻辑分析能力，想要做好句子改错题难度极高。如何提升GMAT句子改错题的解题能力?下面小编就为大家整理了一些经典例题，结合实例分析为大家讲解GMAT句子改错题的解题思路和方法技巧。
实例题目：
Elizabeth Barber, the author of both Prehistoric Textiles, a comprehensive work on cloth in the early cultures of the Mediterranean, and also of Women’s Work, a more general account of early cloth manufacture, is an expert authority on textiles in ancient societies.
(A) also of Women’s Work, a more general account of early cloth manufacture, is an expert authority on
(B) also Women’s Work, a more general account of cloth manufacture, is an expert authority about
(C) of Women’s Work, a more general account about early cloth manufacture, is an authority on
(D) of Women’s Work, a more general account about early cloth manufacture, is an expert authority about
(E) Women’s Work, a more general account of early cloth manufacture, is an authority on
选项分析：
(A)also of Women's Work, a more general account of early cloth manufacture, is an expert authority on
【错误】 见(E)。
(B)also Women's Work, a more general account of cloth manufacture, is an expert authority about
【错误】 见(E)。
(C)of Women's Work, a more general account about early cloth manufacture, is an authority on
【错误】 见(E)。
(D)of Women's Work, a more general account about early cloth manufacture, is an expert authority about
【错误】 见(E)。
(E)Women's Work, a more general account of early cloth manufacture, is an authority on
【正确】 正确使用了“both X and Y”结构，将“Prehistoric Textiles”和“Women's Work”平行在一起，且避免了“expert authority”和“and also”这样的语义重复，表述简洁。
【大意】 Elizabeth Barber，《Prehistoric Textiles》和《Women's Work》的作者，是古代社会纺织物专家。
解题思路：
“expert”和“authority”语义重复，“and”和“also”语义重复，因此只有(E)最简洁。
