部分否定与全部否定

1、All the students could not understand it. Not all the students could understand it. Everyone doesnt like the film. Not everyone like the film. Both of the boys arent good at English. Not both of the boys are good at English . All hope was not lost. Not all hope was lost.,问题探究,当not 与all , every, ever

2、yone, everything, both 连用时， 皆表示不完全否定。,Neither of the boys is good at English.,Both of the boys arent good at English. Not both of the boys are good at English .,英语中的部分否定（即不完全否定） 一、 all 的否定式：not all（或：allnot）表示并非都、不是所有的都“ Not all men can be masters. (= All men cannot be masters.) Not all bamboo grows

3、 tall. 二、 both 的否定式：notboth (或：both not) 并非两个都 I dont want both the books. Both (the) windows are not open.,总结规律,三、 every的否定式：不是每都 Not every book is educative. (或：Every book is not educative.) Not everyone likes this book. This flower is not seen everywhere. 四、 always的否定式：“并非总是（并非一直）” He is not alwa

4、ys so sad.,部分否定和全部否定,1.Not all birds can fly.,有全体意义的代词和副词 all , every (及派生词).both ,always 等,它们用于否定结构,只表示部分否定. 应译作 “一切不都是”或 “并非一切都是” 。,不是所有的鸟都会飞,=All birds can not fly =Some birds cant fly,若要表示全部否定，则应用相应的表示全部否定的否定词。 all none （一个人也没有、没有任何东西）， both neither （两个都不）， every no everyone no one(nobody), everything nothing 等。,其他否定形式,借助否定词not，no，never，none，nobody，nothing，nowhere等来表达否定之意. 借助半否定词hardly，scarcely，seldom，little，few等来表达否定之意. 借助否定前缀a，ab，an，de，dis，il，im，in，ir，non，un，under等构成的词表达否定之意；也可以用后缀 -less，free，proof等构成的词表达否定之意。, seen the film, so everyone wants to see it. All the stu