2022年6月大学英语四级语法备考之基础语法(1)

　　2022年上半年英语四级考试迫在眉睫，同学们准备得如何?新东方在线英语四级频道为大家精心准备了“2022年6月大学英语四级语法备考之基础语法(1)”，希望可以为大家带来帮助，预祝大家高分通过大学英语四级考试。

　　2022年6月大学英语四级语法备考之基础语法(1)

　　倒装结构

　　1) 当表示否定或基本否定的词或词组位于句首作状语时用倒装。这类词或词组常用的有：never, nowhere, seldom, rarely, little, hardly, scarcely, barely, not until, not only, by no means, in no time, under no circumstances, under no condition, in no way, in no case, at no time, on no account等。

　　Never have I heard it before.

　　Nowhere can I find my lost watch.

　　Under no circumstance should a student cheat in the exam.

　　Not only was Churchill a statesman, but also a poet.

　　Note: 当 “no sooner … than”和“hardly/scarcely … when/before”位于句首时用倒装。该结构表示“一…就…”，在时态上主句一般用过去完成时，when或than引导的从句用一般过去时。

　　Hardly/Scarcely had I got home when/before the bell rang.

　　No sooner had the performance begun than the lights went out.

　　2) 当here, there, then, thus, only, hence, little等副词位于句首，句中主、谓用倒装。

　　Here is the book for you.

　　There goes the bell.

　　Then came the order to take off.

　　Thus arose the division between the developed and developing countries.

　　3) 当 “so/such … that”结构中的so或such 位于句首时用倒装。

　　So cold was it at night that I could hardly fall asleep.

　　Such was the force of explosion that all the windows were broken.

　　4) 分句以so, neither, nor, no more等副词位于句首，表明前面句子中所说明的情况也使用于后面的句子时用倒装。

　　Copper is a good conductor. So are many other metals.

　　He didn’t see the film last night, neither did she.

　　以上就是新东方在线英语四级语法频道给大家整理的“2022年6月大学英语四级语法备考之基础语法(1)”相关内容，希望对大家有所帮助，更多资讯信息欢迎随时关注新东方在线英语四级频道。