Решите плиз срочно заранее благодарен

Объяснение:

C. 13. Are

14. Is

15. Are

16. Am

17. Is

18. Are

19. Is

20. Are

D. 21. Yes, it is.

22. No, they aren't.

23. No, he isn't.

24. No, it isn't.

25. No, she isn't.

26. No, he isn't.

E. 27. They are doctors.

28. They are men.

29. They are mice.

30. They are nurses.