Presente perfeito ( afirmativo, negativo, interrogativo) a estrutura das frases usando os adverbios nas frases ( ever ,never, since,for)

I have ever seen aliens.
I haven't seen them since last year.
Have you ever danced in the rain?
I have being in here for a whyle now.
desculpe, digitei a primeira frase erradamente. seria assim: I have NEVER seen aliens.


Do you never come to my house?