需用倒装，but (also)所在的分句不用倒装；而neither ... nor ...引导两个并列分句时，两个分句都需要倒装。

　　I suggested not only should he go to the meeting but also give a speech there.

　　我建议他不但要参加这次会议，而且还要在那做报告。

　　4．含有no sooner ... than, hardly ... when, scarcely ... when的主从复合句中，no sooner, hardly, scarcely位于句首时，所在的主句倒装，than, when所在的从句不倒装。

　　Hardly had Mike picked up the ball when another player took it from him.

　　麦克刚接过球，另一名球员就从他那儿把它抢走了。

　　No sooner had I got home than it began to rain.

　　我刚到家天就开始下雨了。

　　5．"only＋副词/介词短语/状语"位于句首时，句子用部分倒装。"only＋状语从句"位于句首时，主句用部分倒装。

　　Only then did I realize that I had failed.

　　只是到了那时，我才意识到我失败了。

　　Only after talking to two students did I discover that having strong motivation is one of the biggest factors in reaching goals.

　　直到跟两个学生谈了话以后我才发现，有强烈的动机是达到目标的最重要的因素之一。

　　Only when Lily walked into the office did she realize that she had left the contract at home.

　　直到莉莉走进办公室时，她才意识到她把合同落在家里了。

　　6．当as/though表示"尽管"引导让步状语从句时，要把强调的表语、谓语动词、状语放在主语之前。

　　Important as/though regular exercise is, it's never a good idea to exercise too close to bedtime.

　　尽管定期锻炼是很重要的，但是快要睡觉的时候锻炼不是一个好主意。

　　7．not until放于句首时，主句使用部分倒装句式。

　　Not until he retired from teaching three years ago did he consider having a holiday abroad.

　　直到他三年前从教师岗位上退休他才考虑出国度假。

　　8．虚拟条件句中，把if引导的条件从句中的were, had, should提前，并省略if，也可构成部分倒装结构。

　　Were it not for the support of the teachers, the student could not overcome her difficulty. (2017·江苏高考)

　　要不是老师的支持，这个学生不可能克服困难。

9．在so ... that ...和such ... that ...句型中，把"so＋形容词或副词"或把"such＋名词短语"放于句首时，主句使用部分倒装句式。