Помогите пожалуйста.заранее спасибо:))).add a question-tag to these sentences:

13. am I14. doesn't he15. is it16. doesn't she17. does he18. did they19. weren't they20. didn't they21. have you22. do you23. doesn't he24. did he25. doesn't he26. isn't it27. hasn't he28. isn't it29. can they30. is it

1.isn't he?2.wasn't it?3.doesn't she4.can you?5.don't they6.aren't you?7.doen't she?8.did you?9.isn't she?10.don't they?11.does he?12.aren't they?13.am I?14.doen't he?15.is it?16.doesn't she?17.does he?18.did they?19.weren't they?20. Didn't they?21.have you?22.do you?23.hasn't he?24.did he?25.doen't he?26.isn't it?27.hasn't he?28.doen't it?29.can they?30.is it?