完全否定

英語中的完全否定可以用not, no, never, none, nobody, nothing, neither...nor, nowhere等表示。如：

1.Nothing is difficult for him. 沒什么難得到他。

2.Mary never has beef. 瑪麗從來不吃牛肉。

3.Neither answer is correct. 兩種答案都不對。

部分否定

英語中表示“全體”意義的代詞，形容詞或副詞。如：all, both, altogether, always, completely, every day, everyone, everything, everywhere, every, everybody, many, often等與not搭配時，通常表示部分否定，意思是“并非都是”、“不完全是”、“不是每個都是”等。例如：

1.Not everyone was amused by these April Fool s jokes.

并不是每個人都覺得這些玩笑有趣。

2.Food likes and dislikes do not always seem related to nutrition.

對食物的好惡似乎并不總與營養有關。

比較：

Nothing makes him happy.

(全部否定)沒有哪一件事情讓他開心。

Not everything makes him happy.

(部分否定)并不是每一件事都讓他開心。

None of the students went to visit the science museum last week.

(完全否定)上周沒有一個學生去參觀科技博物館。

Not all of the students went to visit the science museum last week.

(部分否定)上周并不是所有的學生都去參觀了科技博物館。