(+) 1. I have asked him. 2. You have guessed it! 3. I have believed you! 4. I have helped you. 5. You have warned me. (-) 1. You haven't heard anything. 2. I haven't noticed anything. 3. I have never understood music. 4. I have never stolen anything. 5. You haven't done anything. (?) 1. What have you closen? 2. What have I written? 3. What have you noticed? 4. What have they found? 5. Have you seen them?
1. I have asked him.
2. You have guessed it!
3. I have believed you!
4. I have helped you.
5. You have warned me.
(-)
1. You haven't heard anything.
2. I haven't noticed anything.
3. I have never understood music.
4. I have never stolen anything.
5. You haven't done anything.
(?)
1. What have you closen?
2. What have I written?
3. What have you noticed?
4. What have they found?
5. Have you seen them?