[A] discard 　[B] discern 　[C] disperse 　[D] disregard

　　2.It was no ________ that his car was seen near the bank at the time of the robbery.

　　[A] coincidence 　[B] contention 　[C] certainty 　[D] complication

　　3.One of the responsibilities of the Coast Guard is to make sure that all ships ________ follow traffic rules in busy harbors.

　　[A] cautiously 　[B] dutifully 　[C] faithfully 　[D] skillfully

　　4.The Eskimo is perhaps one of the most trusting and considerate of all Indians but seems to be ________ the welfare of his animals.

　　[A] critical about 　[B] indignant at 　[C] indifferent to 　[D] subject to

　　5.The chairman of the board ________ on me the unpleasant job of dismissing good workers the firm can no longer afford to employ.

　　[A] compelled 　[B] posed 　[C] pressed 　[D] tempted

　　6.It is na？ve to expect that any society can resolve all the social problems it is faced with ________.

　　[A] for long 　[B] in and out 　[C] once for all 　[D] by nature

　　7.Using extremely different decorating schemes in adjoining rooms may result in ________ and lack of unity in style.

　　[A] conflict 　[B] confrontation 　[C] disturbance 　[D] disharmony

　　8.The Timber rattlesnake is now on the endangered species list， and is extinct in two eastern states in which it once ________.

　　[A] thrived 　[B] swelled 　[C] prospered 　[D] flourished

　　9.However， growth in the fabricated metals industry was able to ________ some of the decline in the iron and steel industry.

　　[A] overturn 　[B] overtake 　[C] offset 　[D] oppress

　　10.Because of its intimacy， radio is usually more than just a medium； it is ________.

　　[A] firm 　[B] company 　[C] corporation 　[D] enterprise

　　11.When any non-human organ is transplanted into a person， the body immediately recognized toas ________.

　　[A] novel 　[B] remote 　[C] distant 　[D] foreign

　　12.My favorite radio song is the one I first heard on a thick 1923 Edison disc I ________ at a garage sale.

　　[A] trifled with 　[B] scraped through 　[C] stumbled upon 　[D] thirsted for

　　13.Sone day software will translate both written and spoken language so well that the need for any common second language could ________.

　　[A] descend 　[B] decline 　[C] deteriorate 　[D] depress

　　14.Equipment not ________ official safety standards has all been removed from the workshop.

　　[A] conforming to 　[B] consistent with 　[C] predominant over 　[D] providing for

　　15.As an industry， biotechnology stands to ________ electronics in dollar volume and perhaps surpass it in social impact by 2020.

　　[A] contend 　[B] contest 　[C] rival 　[D] strive

　　16.The authors of the United States Constitution attempted to establish an effective national government while preserving ________ for the states and liberty for individuals.

　　[A] autonomy 　[B] dignity 　[C] monopoly 　[D] stability