考研英语语法大全之倒装1、 only+副词/介词短语/状语从句(句首状语由only修饰)
例句1： Only recently did linguists begin the serious study of languages that were very different from their own. (2004年Part B)
分析：除去only，原语序是linguists began the serious study of languages 该句是复合句，that were very different from their own是修饰languages的定语从句。
翻译： 直到最近，语言学家才开始认真研究与他们自己所掌握的完全不同的语言。
例句2： Only gradually was the by product of the institution noted, and only more gradually still was this effect considered as a directive factor in the conduct of the institution.
分析： 该句是由and连接的两个并列简单句，两个分句都是以only开头的倒装句，在前一分句中，主干部分是the by product of the institution was noted， only gradually修饰noted；在后一分句中，主干是this effect was considered...， 其中only more gradually修饰considered， as a directive factor作主语this effect的补足语，介词短语in the conduct of the institution作directive factor的后置定语。
翻译： 人们只是逐渐地认识到制度这一副产品，而在运行这种制度的过程中，认识到这种效果具有指导性作用的时间则更加缓慢。
考研英语语法大全之倒装2、条件从句中省略if
在虚拟语气中，条件从句if省略时，倒装到主语前的是助动词should， had和系动词were。
例句3： Had it not been for the timely investment from the general public, our company would not be so thriving as it is.
分析： 该句是复合句，had it not been...是一个省略if的倒装从句，整个句子表示混合式虚拟语气，主句表示与现在相反假设，从句表示与过去相反假设。
翻译： 要不是公众及时投资，我们公司不会像现在这么繁荣。
考研英语语法大全之倒装3、 so...that结构
so...that结构中，“so+状语”位于句首表强调时，使用部分倒装。
例句4： So involved with their computers do the children become that leaders at summer computer camps often have to force them to break for sports and games.
分析：这是一个倒装结构，强调so 引导的从句，所以助动词前移：So involved with their computers do the children become，原句是：The children become so involved with their computers that leaders at summer computer camps often have to force them to break for sports and games.
翻译：这些孩子如此沉迷于电脑以至于在暑期电脑集训营中领导们不得不强迫孩子们休息下做做体育运动玩玩游戏。
考研英语语法大全之倒装4、下列几类副词或介词短语作状语置于句首表强调，全部倒装。
频度副词：often, always, now and then等;
方式副词： well, with every justification, with good reason等;
表程度的副词或介词短语：especially, to such an extent, to such extremes.
例句5：Especially significant was his view of freedom, which, for him, was associated with the rights and responsibilities of the individual: he advocated freedom of thought and of personal expression. (2014年英语一翻译49)
分析： 本句为完全倒装，主句的主干是his view of freedom was especially significant。
his view of freedom后为which引导的非限定性定语从句，修饰freedom，关系代词which在定语从句中作主语。of the individual修饰the rights and responsibilities，冒号后进行解释说明。
翻译：尤为重要的是贝多芬对于自由的看法，他认为，这种自由是与个人的权利和责任联系起来的：他倡导思想自由和个人言论自由。
考研英语语法大全之倒装5、 as, though, no matter how, however引导的让步状语从句
as, though引导的倒装句型为：名词(前不加a或an)/形容词/副词+as+主语+谓语，该结构可用(al)though引导的让步状语从句来替换，译为“虽然”或“尽管”。
例句6： Odd though it sounds, cosmic inflation is a scientifically plausible consequence of some respected ideas in elementary particle physics, and many astrophysicists have been convinced for the better part of a decade that it is true.
分析： 该句是复合句，odd though it sounds是一倒装句，其中it指代cosmic inflation，介词短语in elementary particle physics修饰ideas，that it is true在句中作convinced的宾语，另一介词短语for the better part of a decade作状语表示时间。
翻译：宇宙膨胀说虽然听似奇特，但它是基本粒子物理学中一些公认的理论在科学上看来可信的推论。许多天体物理学家七、八年来一直认为这一论说是正确的。
考研英语语法大全之倒装6、
其他部分倒装情况表示前面陈述的情况适合于后者，前面是肯定句，后面用so引导;前面是否定句，后面用neither或nor引导，省略倒装句中的助动词在时态和语态形式上与前面句子保持一致。
例句7： Americans no longer expect public figures, whether in speech or in writing, to command the English with skill and gift. Nor do they aspire to such command themselves.
分析： 该句是由nor引导的并列句。whether in speech or in writing的完整形式是whether they are in speech or in writing，表示让步；介词短语with skill and gift在句中作状语修饰动词command。
翻译： 美国人不再期望公众人物在演讲或写作时可以娴熟地运用技巧和文采来掌握英语，而人们本身也不这样要求自己。