正确答案:

题目：The word "sustainable" in the last paragraph is closest in meaning to__________.

解析：【答案】D根据文章最后一段倒数一句话“The challenge now is how we turn these findings into action and identify other sustainable lifeswle changes that will help US prevent breast cancer．”可知，面对挑战我们应 该“坚持”，sustainable是“可持续的意思”。D选项continual“可继续的”符合文意。

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学习资料的答案和解析：

[单选题]The first attempt made by European people to settle downpermanently in North America occurred in the 1580s.

回答下面的题目：The First Settlement in North AmericaIt is very difficult to say just when colonization began. Thefirst hundred years after Christopher Columbus journey of discovery in 1492 didnot produce any settlement on the North America continent but rather someSpanish trading posts further south, a great interest in gold and adventure,and some colorful crimes in which the English had their part. John Cahot,originally from Genoa but a citizen of Venice, was established as a trader inBristol, England, when he made a journey in 1497. But his ship,the Matthew,with its crew of eighteen, did no more than see an island prohably off the NewEngland coast) and return home. He and his son made further voyages across thenorth Atlantic which enabled the English crown to claim a "legal"title to North AmericA．But for a long time afterwards the Europeans interestin America was mainly confined to the Spanish activities further south.The first beginning of permanent settlement in North America werenearly a hundred years after Columbus first voyage. The Englishman Sir WalterRaleigh claimed the whole of North America for England, calling it VirginiA．In1585 he sent a small group of people who landed in Roanoke Island,but theystayed only for a year and then went back to England with another expedition,led by Drake,in 1587. A second group who landed in 1587 had all disappearedwhen a further expedition arrived in 1590.The first permanent settlement in North America was in 1607.English capitalists founded two Virginia companies, a southern one based inLondon and a northern one based in Bristol. It was decided to give the name NewEngland to the northern areA．The first settlers in Virginia were little more thanwage slaves to the company. All were men and the experiment was not verysuccessful. Many dieD．Those who survived lived in miserable conditions. By1619 the colony had only a thousand people.We know for sure that colonization began at the end of the15th century,

Right

[单选题]carrying down

回答下面的题目：Traffic in Uur CitiesTile volume of traffic in many cities in the world today continuesto expand．This causes many problems，including serious air pollution，lengthydelays，and the greater risk__________ (51)accidents．Clearly，something must be done，but it is often difficult to persuade people to__________ (52)theirhabits and leave their cars at home．One possible__________ (53)is to make it more expensive for peopleto use their cars by__________ (54)charges for parking and__________ (55)tougherfines for anyone who__________ (56)the law．In addition，drivers could be required to pay for using particular routes atdifferent times of the day．This system，__________ (57)as“road pricin9”，is alreadybeing introduced in a__________ (58)of cities，using aspecial electronic card__________ (59)to the windscreen of the car．Another way of__________ (60)with the problem is to provide cheapparking on the__________ (61)of the city，and strictly control the number ofvehicles allowed into the centre．Drivers and their passengersthen use a special bus__________ (62)for the final stage of their journey,Ofcourse．the most important__________ (63)is to providegood public transport．However，toget people to__________ (64)the comfort of their cars，publictransport must be felt to be reliable，convenient andcomfortable，with fares__________ (65)at an acceptablelevel．

taking away

解析：根据句意，这里是说要对那些违章的人加强罚款，bring in表示“引进，增加”，为正确答案。A项carry down表示“搬下，结账，把……传下来”，B项put off表示“推迟，脱掉”，D项take away表示“带走，取走”，均不符合句意，故选C。

[单选题]Paragraph 4__________________．

根据以下资料，回答下面的题目。 Paragraph 2__________________．

解析：第四段主要讲述惰性气体的化学性质稳定，是因为最外层电子满足稳定结构。所以D选项What cause the low chemical reactivity of noble gases?“惰性气体化学性质不活跃的原因”正确。

[单选题]Rumors began to circulate,about his financial problems．

spread

解析：【题干】关于他经济问题的谣言开始传播。A．传播 B．发送 C．听到／ D．确认【解 析】考查动词。表示“传播，扩散”的同义词有:spread，scatter，disperse。