Вставьте: have/haven't/has/hasn't (got).-Excuse me,(1) ____you ___ a red pen?-No, l (2) ____.But l (3)____ a red pencil.Here

-Excuse me, have you got a red pen?-No, l haven\'t. But l have a red pencil.Here you are.-Thank you.-My favourite subjest is IT.-Have you got a computer at home?-No, l haven\'t .But we have computers at school.-Has Katya got many friends in her class?-No, she hasn\'t.She\'s new to the school.