一、never的用法
1. never主要与肯定动词连用而不与否定动词连用。一般情况下它意为“从未有过”：
Some people are never satisfied. 有些人从不满足。
I was never very good at maths. 我在数学方面从来就不很好。
A clever politician never promises too much. 聪明的政治家从不过多地许诺。
Have you met Marilyn. I've never met her. 你见到过玛里琳吗? 我从未见到过她。
2. never+肯定动词有时可以替代一个普通的否定动词：
I waited but he never turned up. 我等着，可他根本没有来。
3. never+疑问动词可表示说话人对于未能做到某事而感到惊讶：
Has he never been to Japan? I'm surprised, because his wife is Japanese. 他从没去过日本吗?我感到很惊讶，因为他妻子是日本人。
二、ever的用法
1. ever意为“在任何时间”，主要用于疑问句中：
Have you ever been a teacher? 你当过教师吗?
Have you ever seen a gorilla? 你看到过大猩猩吗?
Have you ever seen any film like that? 你看过这样的电影吗?
Have you ever heard a pop song sung in Japanese? 你听见过有人用日语唱流行歌吗?
2. ever可与否定动词连用，特别是在与复合时态连用时，可代替never+肯定动词：
I don't ever want [never want] to see you again. 我永远不想再见到你了。
He doesn't ever complain.=He never complains. 他从来不抱怨(www.yingyuyufa.com)。
I promise you, he won't ever [will never] trouble you again! 我向你保证，他绝不会再打扰你了！
3. ever+肯定动词可以用于比较中，也可以和表示假定和怀疑的词连用：
I don't suppose he ever writes to his mother. 我想他没有给他母亲写过信。
