Not all the answers are right.All the answers aren't right.

问题描述:

Not all the answers are right.All the answers aren't right.
为什么辅导书上写两句意思都是:不是所有答案都对,第二句不应该是所有答案都不对吗?

两句都是同一个意思.not 同all,both 连用时,无论not 放前或后,都表示部分否定."并非所有都..."."并非两者都" 如:They are not both teachers .他们俩人并不都是教师.表示完全否定要用:neither(两者都不),none(三者或...