Have You Ever Heard...?

Present Perfect Tense
(+) S + have/has + V3 + rest of sentence
(-) S + have not/has not + V3 + rest of sentence
(?) Have/has + S + V3

Example :
(+) I have met him before
(-) I haven't met him before
(?) Have you ever met him before?

That enought, sorry. I must study, tomorrow is evaluation in my english course. I have to study hard, I wanna be the best. Wish me luck! Thanks :)