U3

I. Vocabulary

1. realistic	6. mental	11. requirement
2. unique	7. focus	12. arrangement
3. result	8. opportunity	13. organization
4. information	9. active	14. memorize
5. reviewing	10. vocabulary	15. recognition

II. Passage Completion

16. C

17. C

18. A

19. D

20. B

21. A

22. D

23. B

24. D

25. B

III. Matching

26. H

27. B

28. E

29. C

30. I

31. A

32. G

33. D

34. F

35. J

IV. Reading:  ABBDC

V. Sentence Patterns

41. Staying out late at night is dangerous.

42. The hotter, the more

43. on the other hand

U1-U4

I. Vocabulary

1. A

2. B

3. D

4. C

5. B

6. D

7. B

8. A

9. C

10. A

II. Passage Completion

11. C

12. D

13. A

14. D

15. A

16. B

17. C

18. A

19. C

20. A

III. Matching

21. H

22. A

23. J

24. C

25. G

26. F

27. B

28. E

29. D

30. I

IV. Reading: ADBCD

V. Translation

36. does it ever occur to you that other animals can be interesting as well?

37. seems that certain animals have specific characteristics.

38. On the other hand, a mouse is commonly used

39. In addition to mice and elephants,

40. but (also) helps learners know more about this colorful world.