Помогите, пожалуйста! Making positive and negative arentences Have you ever done these things? Put a tick (+) or a closs

1. (-) I\'ve never written a letter to a newspaper. 2. (-) I have never skied in the Alps. 3. (+) I have already met a famous person. 4. (-) I have never visited the Vatican. 5. (+) I have already won a prise. 6. (+) I have already sung in public. 7. (-) I have never read Dante\'s Inferno.