I never smoked.这句话对吗?

I never smoked.这句话对吗? Don't you know that I have not smoked for many years?这句话对吗 the man was seen to smoked in the room just now,这句话对吗 It's three years since I smoked 这句话什么意思,理解不了 I shall never forget the day.这句话对吗?还是把shall never 换成don't always 或will never与 something可以用在一块吗比如说I Never Do Something For You…这句话对吗? It is a wonderful trip ,isnt it?yes ,I was never forget这句话对吗 she is the cleverest girl I have never met～这句话对吗 I will never find anyone like you.这句话语法对吗? I will never help you.这句话的语法对吗?如果对就翻译一下. He is the man who never smokes这句话对么who 后面时态不变是么.还可以用has never smoked? I met him,whom from a country I have never been to.这句话对吗?如果不对要怎么改？ You don't smoke,don't you? _____.I have never smoked a cigarette before. I'm never going back there again 这句话对吗be going to 吗不是 HE NEVER GOES SHOPPING WITH HIS MOTHER.这句话对吗 he never do this 这句话对吗 还是does who i am i 这句话对吗? This little girl never get lost 这句话对吗?This little girl never geting lost