主语后加ever，never时ever，never前用加have/has吗？

大部分never，或者ever是用在完成时里，所以要加have、has
但不是所有的都这样。
I have never do that。

一般来说，要的
ever，never算是完成时标志的

不一定，要根据时态来确定用不用加have/has

1.曾，曾经
Have you ever been there?
你曾到过那里吗？
Have you ever been to Lodon?
你曾到过伦敦吗?
It is one of the ugliest faces I have ever seen.
那是我看见过的最丑陋的人面像之一。
2.以前
faster than ever
比以前更快
It was the best result they've ever had.
这是他们历来取得的最好成绩。
3.（加强语气）
pulled as hard as ever I could.
我使劲地拉。
How ever do you find the time to learn cooking?
你是怎么挤出时间来学习烹饪的?
Why ever not?
究竟为什么不行?
4.总是；始终
the ever-increasing population
不断增加的人口
I have lived here ever since I was a child.
我从是个孩子时就一直住在这儿。
None of us will ever forget that exciting scene.
我们大家都永远不会忘记那激动的场面。
"Ever since he moved in, he has had trouble with motorists."
"从他搬进去以后,老是与开汽车的人发生矛盾。"
He is ever repeating the same old story.
他老是老调重弹