求有正常,部分倒装,全部倒装三个对比的例句不要语法，只要例句

全部倒装：
Then came the chairman. 那时总裁来了. （正常：The chairman came then.）
Here is your letter. 你的信. （正常：Your letter is here.）

部分倒装：
Never have I seen such a performance. （正常：I have never seen such a performance. ）
Not until the child fell asleep the mother did leave the room.
（正常：The mother didn\'t leave the room until the child fell asleep. ）