英语句中如果出现否定词（如not，nev-er，none等），或出现与no一起构成的复合代词和副词（如nothing，nobody等）我们通常将这样的句子理解为表示否定意义的否定句，在多数情况下，这种理解是正确的，但是，很多句子会出现下列两种情况：1、形式上为否定句，却表达着肯定的意 Negatives (such as not, nev-er, none, etc.), or compound pronouns and adverbs formed with no (such as nothing, nobody, etc.) appear in English sentences as we usually interpret such sentences as negatives Sentence, in most cases, this understanding is correct, however, many sentences will appear the following two situations: 1, the form of negative sentences, but expressed a positive meaning