大学英语四级 十五选十 历年真题专练(4页).doc

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1、-大学英语四级 十五选十 历年真题专练-第 4 页Section A 201106Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice i

2、n the bank is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the center. You may not use any of the words in the bank more than once.Questions 47 to 56 are based on the following passage.The popular notion that older people nee

3、d less sleep than younger adults is a myth, scientists said yesterday. While elderly people -47- to sleep for fewer hours than they did when , this has a(n) -48- effect on their brains performance and they would benefit from getting more, according to research. Sean Drummond, a psychiatrist (心理医生) a

4、t the University of California, San Diego, said that older people are more likely to suffer from broken sleep, while younger people are better at sleeping -49- straight through the night.More sleep in old age, however, is -50- with better health, and most older people would feel better and more -51-

5、 if they slept for longer periods, he said.The ability to sleep in one chunk (整块时间) overnight goes down as we age but the amount of sleep we need to -52- well does not change, Dr Drummond told the American Association for the Advancement of Science conference in San Diego.Its -53- a myth that older

6、people need less sleep. The more healthy an older adult is, the more they sleep like they did when they were -54- . Our data suggests that older adults would benefit from -55- to get as much sleep as they did in their 30s. Thats -56- from person to person, but the amount of sleep we had at 35 is pro

7、bably the same amount we need at 75.A) alert B) associated C) attracting D) cling E) continuing F) definitely G) different H) efficiently I) formally J) function K) mixed L) negative M) sufficient N) tend O) younger【参考答案】47 N tend 48 L negative 49 H efficiently 50 B associated 51 A alert 52 J functi

8、on 53 F definitely 54 O younger 55 E continuing 56 G different 201006When 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. has more than 100 million existing homes, and it would be

9、 _47_ wasteful to tear them all down and _48_ them with greener versions. An enormous amount of energy and resources went into 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 lost b

10、y destroying an old one. So in the broadest _50_, the greenest home is the one that has already been built. But at the same time, nearly half of U. S. carbon emissions come from heating, cooling and _51_ our homes, offices and other buildings. You cant deal with climate change without dealing with e

11、xisting buildings, says Richard Moe, the president of the National Trust.With some _52_, the oldest homes tend to be the least energy-efficient. Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that _53_ over time

12、and let in more outside air.Fortunately, there are a _54_ number of relatively simple changes that can green older homes, from _55_ ones like Lincolns Cottage to your own postwar home. And efficiency upgrades (升级) can save more than just the earth; they can help _56_ property owners from rising powe

13、r costs.注意：此部分试题请在答题卡2上作答。A) accommodationsB) clumsy C) doubtful D) exceptions E) expandF) historic G) incrediblyH) poweringI) protectJ) reducedK) replaceL) senseM) shifted N) supplyingO) vast 0912 Part Reading Comprehension (Reading in Depth) (25 minutes)In families with two working parents, father

14、s may have more impact on a childs language development than mothers, a new study suggests.Researchers _47_ 92 families form 11 child care centers before their children were a year old, interviewing each to establish income, level of education and child care arrangements. Overall, it was a group of

15、well-class families, with married parents both living in the home.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 scienti

16、sts 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 as

17、ked.Finally, the researchers _51_ the childrens speech at age 3, using a standardized language test. The only predictors of high scores on the test were the mothers level of education, the _52_ of child care and the number of different words the father used. The researchers are _53_ why the fathers

18、speech, and not the mothers, had an effect.“Its well _54_ that the mothers 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 childrens speech development, Ms. Pancsofa

19、r said, “or it may be that mothers are _ 56_ in a way we didnt measure in the study.”注意：此部分试题在答题卡1上。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) yet200906Every year in

20、the first week of my English class, some students inform me that writing is too hard. They never write, unless assignments _47_ it. They find the writing process _48_ and difficult.How awful to be able to speak in a language but not to write in it - _49_ English, with its rich vocabulary. Being able

21、 to speak but not write is like living in an _50_ mansion(豪宅) and never leaving one small room. When I meet students who think they cant write, I knots, as a teacher my _51_ is to show them the rest of the rooms. My task is to build fluency while providing the opportunity inherent in any writing act

22、ivity to _52_ the moral and emotional development of my students. One great way to do this is by having students write in a journal in class every day.Writing ability is like strength training. Writing needs to be done _53_, just like exercise; just as muscles grow stronger with exercise, writing sk

23、ills improve quickly with writing practice. I often see a rise in student confidence and _54_ after only a few weeks of journal writing.Expressing oneself in writing is one of the most important skills I teach to strengthen the whole student. When my students practice journal writing, they are pract

24、icing for their future academic, political, and _55_ lives. They build skills so that some day they might write a great novel, a piece of sorely needed legislation, or the perfect love letter. Every day that they write in their journals puts them a step _56_ to fluency, eloquence （雄辩），and command of

25、 language.A） closer B） daily C） emotional D） enhance E） enormous F） especially G） hinder H） mission I） painful J） performance K） profession L） remarkably M） require N） sensitive O） urge200812A bookless life is an incomplete life. Books influence the depth and breadth of life. They meet the natural_4

26、7_for freedom, for expression, for creativity and beauty of life. Learners, therefore, must have books, and the right type of book, for the satisfaction of their need. Readers turn_48_ to books because their curiosity concerning all manners of things, their eagerness to share in the experiences of o

27、thers and their need to _49 _ from their own limited environment lead them to find in books food for the mind and the spirit. Through their reading they find a deeper significance to life as books acquaint them with life in the world as it was and it is now. They are presented with a _50 _ of human

28、experiences and come to _51 _ other ways of thought and living. And while _52 _ their own relationships and responses to life , the readers often find that the _53 _ in their stories are going through similar adjustments, which help to clarify and give significance to their own.Books provide _54 _ m

29、aterial for readers imagination to grow. Imagination is a valuable quality and a motivating power, and stimulates achievement. While enriching their imagination, books _55 _their outlook, develop a fact-finding attitude and train them to use leisure _56 _. The social and educational significance of the readers books cannot be overestimated in an academic library.A. AbundantB. CharactersC. CommunicatingD. CompletelyE. Derive F. Desire G. DiversityH. Escape I. EstablishingJ. NarrowK. NaturallyL. PersonnelM. ProperlyN. RespectO. Widen