Раскройте скобки, употребляя глаголы в Present Perfect, Past Perfect, Future Perfect: 1. Will you go to the library tomorrow?

1. Will you go to the library tomorrow? - No, I have already been to the library this week. 2. I have lost my key when I was playing in the yard yesterday. 3. He will have finished his homework by 7 o\'clock. 4. Have You ever been to the Hermitage? 5. Mary had finished the composition by the time he came. 6. I have lived in St. Petersburg since 1990. 7. My father won\'t have come home at dinner tomorrow. 8. Have you already bought necessary books?