否定词用于句首时,句子应进行部分倒装否定词常用的有：Not only…(but also), 　Not until(直到…..才),No sooner….(than)(一…..就) Never/ Rarely/SeldomHardly/Scarcely… (when) Few/LittleNeither/Nor (也不)　 NwhereAt no time　 Under no circumstances(决不)On no account (决不)　In no way其中not only, no sooner, hardly, scarcely 分别和but (also), than, when搭配使用,需注意：后一组词之后的部分不进行倒装,只有否定词之后的部分倒装如：Hardly had I arrived home when it began to rain.     Not only was he able to enter the final round of the contest, but he came out first as well.     No sooner had I got any chance to speak than the clerk slammed the door in my face.     Seldom does he travel about.     Under no circumstances should you betray your own country.kings did he get some tickets in the end.当句子没有宾语,且主语偏长时,往往将句中作状语的介词短语或作表语的形容词短语或作表语的分词短语提至句首,引起主谓的全部倒装如：In the middle of the river floated the cluster of plants that she had cast.     Characteristic of an anarchist was her strong opposition to the government, which she had blamed for all the social injustices.     Lying on the grassland is a pretty girl in her early twenties.