部分倒装：

1. 当否定意义的词或短语位于句首时，句子需要部分倒装。这些词包括no, not, never；半否定词如hardly, seldom, scarcely, barely, rarely, little, few；no合成的代词或副词如nobody, nothing, nowhere；以及否定的短语如not until, by no means, in no way, in no time, under no circumstances。例如："No word did he say before he left." 应改为 "No word did he say before he left."

2. 当使用not only...but also...连接两个并列分句时，前一分句需要倒装。例如："Not only did we lose our money, but we also came close to losing our lives."

3. 当使用neither...nor...连接两个并列分句时，两个分句都需要倒装。例如："Neither did they write nor did they telephone."

4. 当only + 状语位于句首时，句子需要部分倒装。例如："Only when I got there did I know the truth."

5. 在含有were, had, should的if虚拟条件句中，省略if，将were, had, should移到句首，句子需要部分倒装。例如："Were he here, we would have no difficulty with it."

6. 当as / though引导让步状语从句时，句子需要部分倒装。例如："Old as / though he is, he works like a young man."

7. 当so...that...和such...that...引导状语从句，且so或such提到句首时，主句需要倒装。例如："So interesting is that story that everyone wants to read it."

8. 当to such an extent, to such a degree, to such lengths介词短语位于句首时，句子需要倒装。例如："To such lengths did he speak that everyone got bored."

9. 当so位于后一分句句首，表示“也一样”时，句子需要倒装。例如："He has been to Beijing, and so have I."

10. 当neither, nor, no more位于后一分句句首，表示“也不”时，句子需要倒装。例如："He didn’t see the film, neither did she."

11. 当be动词引导的让步状语从句时，句子需要倒装。例如："Be he rich or poor, I will love him for the rest of my life."

12. as引导的方式状语从句中，可采用倒装，也可不用。例如："My uncle, as did other hunters, had a dog team."

13. 在比较状语从句中因主语较长，或带有较长的修饰语时可倒装，也可不用。例如："He ran as fast as did the person who came from England."

完全倒装：

1. 当以here, there, now, then或out, in, up, down, off, away, below, back等方向性副词开头的句子时，句子需要完全倒装。例如："Here comes the bus."

2. 当表地点的介词短语位于句首时，句子需要完全倒装。例如："Around the lake are some tall trees."

3. 当表语位于句首时，句子需要完全倒装。例如："Seated on the ground are a group of young people."

注意：在部分倒装结构中，谓语应与位于句首的词或短语保持一致，而不是与主语保持一致。在完全倒装结构中，谓语应与主语保持一致。