完形填空

　　Thomas Jefferson, the third President of the United States, lived over 200 years ago, 　　1　　 many of his ideas are still of great 　　2　　 to us．

　　“Go and see!”In Jefferson's 　　3　　, knowledge can be obtained(获得)from many sources including books and personal investigation．While a committee was discussing the 　　4　　 of a river, he made an on-the-spot measure of the depth．

　　“You can learn from everyone．”Although 　　5　　 to the top social status(地位), he went out of 　　6　　 to talk with people of humble origins(出身卑贱的)and even went into 　　7　　 to learn from them．

　　“　　8　　 for yourself!”Jefferson didn't accept blindly other people's opinions 　　9　　 careful thought．He wrote to his nephew,“neither believe nor 　　10　　 anything．”

　　“Do 　　11　　 you believe is right．”He treated criticsim(批评)in a scientific 　　 12　　．He received much criticism but never answered his critics．In his opinion, he never listened to only one 　　13　　．There are two sides to every question．Listen to 　　14　　, then decide which is better．

　　“Trust the future and trust the young．”He felt that 　　15　　 should never be limited to customs 　　16　　 have lost their usefulness．

　　　　17　　 being a well-known statesman, Jefferson was a thinker, an architect, a scientist and an inventor．　　18　　, he was the author of the Declaration of Independence．American education 　　19　　 a great debt to him．Owing to(由于)his great 　　20　　 in his work, he was respected and admired．

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(11)

(12)

(13)

(14)

(15)

(16)

(17)

(18)

(19)

(20)