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”:
I was never very good at maths. 我在数学方面从来就不很好。
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(but):
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?
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。
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。
U9-1:Have you ever been to a museum?知识点1现在完成时的结构和用法(2)(ever、never、been、gone)