完形填空，阅读下面短文，从各题所给的四个选项中，选出能填入空白处的最佳选项。

　　When a person is curious about something, it means he is 1 in it and wishes to know more about it. There is 2 wrong with curiosity in itself. Whether it is good or bad depends on what people are curious about.

　　Curiosity is 3 silly or wrong. Some persons with nothing to do are full of curiosity about what their 4 are doing. They are 5 to know what they are eating or drinking, what they are 6 home or taking outside, or 7 they have come so early or late. To be interested in these things is 8 because they are 9 at all. It is none of their 10 to know what their neighbors do or are doing. Such curiosity is 11 not only 12 but also harmful. For most probably, it 13 to small talk which often brings harm, shame of disrespect to others, and thus 14 their feelings.

　　On the other hand, there is a 15 curiosity--the curiosity of wise men, who wonder at all the great things and try to 16 all they can about them. Columbus could never have found America if he had not been 17 . James Watt would not have made the steam engine 18 his curiosity about the raising of the kettle lid. All the discoveries in human history have been made 19 a result of curiosity, 20 , the curiosity is never about unimportant things which have few or nothing to do with the happiness of the public.

Good advice is like medicine for the soul. What kind of 1　 have you recently received? Who do you go to got advice? Do you have a mentor(顾问)? A mentor is a　 2　 adviser.
　 Parents, teacher and friends are often great 　 3 .Sports figures, public officials can also be good 　4　 of mentors, but a person with whim you are a personal relationship will most likely be able to 　5 you the best advice.
　 Mentors teach things that seem to be 　6　 sense. Proverbs are wise old sayings that are common in every language and　 7　 , and can sometimes be　 8 for a nonnative to understand. For example, all that　 9　 is not gold(some things are not as 　　10 as they appear ).
　 Advice 11 in newspapers and magazines are another way to 12　 advice.
　 Talk shows on radio and television are also very popular. Americans and Canadians love to 　　 13　 themselves. Many people are not　 14 to ask for help or　 15 about a problem in order to receive advice. People generally will 16　 their own experience to 17 their friends. Overcoming a difficult situation is 18　 respecter in North America. People love to heat motivational (积极的) stories and 19　 . One proverb, a friend in need is a friend indeed, shares the concept that a true friend will help you out in times of 　 20　 .

1. A. success　　　　 　　　 　　　 B. measure　　　 　　　　　 C. position　　　　 　　　 D. advice

2. A. devoted　　　 　　　 B. united　　　　　 　　　　 C. trusted　　　　　 　　　　 D. expected

3. A. interviewers　 　　 B. mentors　　　　 　　　　　 C. followers　　　 　　　　　 D. competitors

4. A. examples　　　 　　　 B. mentors　　　　 　　　　　 C. manners　　　 　　　　　 D. services

5. A. consider　　　 　　　 B. exchange　　　 　　　　　　 C. adapt　　　　　 　　　　 D. offer

6. A. present　　　　 　　　 B. attractive　　　 　 　　　 C. common　　　 　　　　　 D. particular

7. A. experience　 　　 　　　 B. difference　　　 　　 　　　 C. culture　　　　　 　　　　 D. behavior

8. A. simple　　　　　 　　 　　　 B. difficult　　　　 　 　　　 C. natural　　　　　 　　　 　　　 D. brief

9. A. glitters B. packages C. acts D. forces

10. A. different　　　 B. negative　　　　 　 　　　 C. primary　　　　 　　　　　 D. valuable

11. A. columns　　 　 　　　 B. materials　　　　 　 　　　 C. wonders　　　 　　　　　 D. add

12. A. reduce　　　 　　　 B. add　　　　　　　 　　　　　 C. keep　　　　　　 　　　　　　 D. get

13. A. enjoy　　　　 　　　 B. teacher　　　　　 　　　 C. express　　　　 　　　　 D. defeat

14. A. brave　　　　 　　　 B. afraid　　　　　　 　　 　　　 C. honest　　　　　 　　　 D. lucky

15. A. talk　　　　　 　　　 　　　 B bring.　　　　　　　 　　 　　　 C. care　　　　　　　 　　　　　　 D. look

16. A. remind　　　　 　　　 B. suggest　　　　 　　　　 C. clone　　　　　 　　　　　 D. share

17. A. lead to　　　　 　　　 B. set free　　　　 　　　　 C. help out　　 　　　　 D. take over　　　　

18. A. originally　　 B. highly　　　　　 　　　　 C. equally　　　 　　　　　　 D. closely　　　

19. A. encouragementB. sadness　 　　　　 　　　 C. movement　 　　　　 D. adventure　　　

20. A. happiness　 　　 　　　 B. trouble　　　　　 　　　　 C. excitement　 　　　　 D. nature