Ответ:

  1. b — Has anyone seen that documentary about inventors?
  2. e — Mr Kellogg invented something by accident.
  3. f — Everyone at the party had a great time.
  4. a — Olivia hasn’t been anywhere nice this summer.
  5. c — I get bored when I’ve got nothing to do.
  6. d — Everything was ready when the first guests arrived.