1/Put the verbs in brackets into the Present Perfect.1. I don039;t

1/Put the verbs in brackets into the Present Perfect.
1. I don't know this man, I (never) met him.
2. Let's go to the cinema. A new film is on.
-My friend already (to see) it.
3. Where is Nick?
-He just (to go) out.
4. Don't you know what the story is about?
-No, I (not to read) it.
5. Don't worry about the letter. I already (to post) it.
6. Is he a good boy?
- Oh, yes he (to help) me a lot.
7. I know Kiev perfectly well. I (be) there several times.
8. I can't find my bag. I think somebody (to take) it by mistake.
9. Where is the key?
- I (to put) it on the table.
10. Do you speak Japanese?
- No, I never (to study) it.
11. Do you know where he lives?
- No, he recently (to move) to a new flat I (not to be) there yet.