Finish the sentences

1) Agatha Christie is famous for her detective stories, isn't she? 2) Londoners are proud of their parks, aren't they? 3) The pupils were in the museum yesterday, weren't they? 4) I haven`t been to Buckingham Palace, have I? 5) The writer didn`t publish this novel, did he? 6) You can take part in the game , can't you? 7) The port will read his poems in the evening, WON'T IT?