上海六年级英语高频词汇包括：

1. Computer

2. School

3. Teacher

4. Student

5. Classroom

6. Homework

7. Book

8. Exam

9. Math

10. Science

11. History

12. Geography

13. Art

14. Music

15. Physical education

16. Friends

17. Family

18. Holiday

19. Vacation

20. Game

21. Activity

22. Project

23. Test

24. Result

25. Score

26. Pen

27. Pencil

28. Eraser

29. Ruler

30. Dictionary

31. Sentence

32. Word

33. Letter

34. Communication

35. Writing

36. Reading

37. Listening

38. Speaking

39. Grammar

40. Vocabulary

41. Conversation

42. Question

43. Answer

44. Picture

45. Color

46. Paper

47. Poster

48. Board

49. Marker

50. Chalk