But were not finished yet. We havent considered how we should study over very short periods of time. Lets say you are trying to learn some new and rather difficult English vocabulary using a stack of cards. Should you look at the same word in rapid succession, or look at the word and then have some delay before you look at it again? The answer is it is better to space up the presentations of the word you are to learn. 　 　听力答案 　　Part III Listening Comprehension (35 minutes) 11. D 12. C 13. B 14. B 15. D 16. D 17. C 18. A 19. B 20. A 21. C 22. B 23. C 24. D 25. A 26. A 27. B 28. D 29. C 30. A 31. D