旅行吧!

1. stare

2. especially

3. mentioned

4. upset

5. appeared

6. plain

7. negative

8. sex

9. likeable

10. rejected

11. definite

12. period

13. advise

14. confidence

15. considerably

16-20 CCBDB

21-25 CCABD

26-30 BDHGF

31-35 CABBD

36-40 CDBCC

41-45 DCBCA

46. Inner beauty

47. turned into

48.  speak well

49. The young man is planning to ask his girlfriend to marry him in public.

50. Jean is missing. Her parents can't help but worry about her safety.

51. It seems that Mt. Ali is the most beautiful place that I have ever been to.