考研英语长难句是英语考察的重难点，阅读细节题就是对此的考察，还有翻译都要掌握对长难句的拆分和理解。通过对真题的研究，总结长难句的重点考察句型，需要大家在本阶段复习重点掌握：

否定句型结构

一、理论常识

1. 部分否定

Not both of them are my brothers .

Both of them are not my brothers .

All is not gold that glitters .

2. 双重否定

双重否定分为三种：

肯定型：There are no roses without thorns .

强调型：I just can’t do nothing .

委婉型：I can’t hardly read your hand writing .

3. 几乎否定

She is barely right .

I seldom got any sleep last night .

Few people can understand why he did it .

二、真题举例

There is no agreement whether methodology refers to the concepts peculiar to historical work in general or to the research techniques appropriate to the various branches of historical inquiry .

【重点词汇解析】methodology，n. 方法论;refer to 参考、涉及、指的是; branch，n. 分支 v. 分支、出现分歧