英语四级选词填空精选题及答案

　　英语四级选词填空精选题(一)

　　When the children were 2, researchers videotaped them at home in free-play sessions with both parents, 48 all of their speech. The study will appear in the November issue of The Journal of Applied Developmental Psychology.

　　The scientists measured the 49 number of utterance (话语) of the parents, the number of different words they used, the complexity of their sentences and other 50 of their speech. On average, fathers spoke less than mothers did, but they did not differ in the length of utterances or proportion of questions asked.

　　Finally, the researchers 51 the children’s speech at age 3, using a standardized language test. The only predictors of high scores on the test were the mother’s level of education, the 52 of child care and the number of different words the father used.

　　The researchers are 53 why the father’s speech, and not the mother’s, had an effect.

　　“It’s well 54 that the mother’s language does have an impact,” said Nadya Pancsofar, the lead author of the study. It could be that the high-functioning mothers in the study had 55 had a strong influence on their children’s speech development, Ms. Pancsofar said, “or it may be that mothers are 56 in a way we didn’t measure in the study.”

　　英语四级选词填空精选题答案

　　A) already B) analyzed C) aspects D) characters

　　E) contributing F) describing G) established H) quality

　　I) quoted J) recording K) recruited L) total

　　M) unconscious N) unsure O) yet

　　英语四级选词填空精选题(二)

　　When we think of green buildings, we tend to think of new ones – the kind of high-tech,solar-paneled masterpieces that make the covers of architecture magazines. But the U.S. hasmore than 100 million existing homes, and it would be __47__ wasteful to tear them all downand __48__ them with greener versions. An enormous amount of energy and resources wentinto the construction of those houses. And it would take an average of 65 years for the__49__ carbon emissions from a new energy-efficient home to make up for the resources lostby destroying an old one. So in the broadest __50__, the greenest home is the one that hasalready been built. But at the same time, nearly half of U. S. carbon emissions come fromheating, cooling and __51__ our homes, offices and other buildings. "You can't deal withclimate change without dealing with existing buildings," says Richard Moe, the president of theNational Trust.

　　With some __52__, the oldest homes tend to be the least energy-efficient. Houses builtbefore 1939 use about 50% more energy per square foot than those built after 2000, mainlydue to the tiny cracks and gaps that __53__ over time and let in more outside air.

　　Fortunately, there are a __54__ number of relatively simple changes that can green olderhomes, from __55__ ones like Lincoln's Cottage to your own postwar home. And efficiencyupgrades (升级) can save more than just the earth; they can help __56__ property ownersfrom rising power costs.

　　A) accommodations B) clumsy C) doubtful D) exceptions

　　E) expand F) historic G) incredibly H) powering

　　I) protect J) reduced K) replace L) sense

　　M) shifted N) supplying O) vast

　　英语四级选词填空精选题答案

　　47. G incredibly 48. K replace 49. J reduced 50. L sense 51. H powering

　　52. D exceptions 　53. E expand 54. O vast 55. F historic 56. I protect

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