公共英语四级-知识运用题(四)及答案解析.doc

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1、公共英语四级-知识运用题(四)及答案解析(总分：40.00，做题时间：90 分钟)一、练习一(总题数：1，分数：20.00)The most convincing evidence for the importance of adult influence on a childs intelligence comes from a study of “at risk“ children. Ramey and Frances Campbell of the University of North Carolina (1) with children born into poverty-line

2、households. The children entered the study by four months (2) age. During the study, one group spent the day in a center where teachers used games and songs to (3) the infants. Another group had no such (4) , but they were given nutritional supplements in (5) During preschool years the children in t

3、he early-education group showed I.Q. advantages of ten to 20 points. The highest-risk children showed the (6) gains, and at age 15 they had higher reading and math scores.What (7) for these gains? Ramey and other scientists say early childhood experiences (8) brain growth. An infant is born (9) bill

4、ions of brain cells called neurons. Some are wired to other cells before birth to regulate the (10) of life, such as heartbeat and breathing. Others are waiting to be wired to (11) him or her interpret and respond to the outside world. Experience dictates the hookups. As the child (12) , cells reach

5、 out and set up pathways to other cells needed to determine a (13) . For instance, the neurons in the eye send branches to the (14) cortex, which interprets (15) the eye sees and, via other branches, (16) the person to react to what is seen. Each time an experience is repeated, the (17) are strength

6、ened.The first two years of life are an explosion of brain (18) and connections. By age two the (19) has more than 300 trillion connections. At the same time, cells that arent being connected or used are being (20) .（分数：20.00）(1).A. worked B. stayed C. studied D. talked（分数：1.00）A.B.C.D.(2).A. at B.

7、in C. of D. by（分数：1.00）A.B.C.D.(3).A. feed B. irritate C. push D. stimulate（分数：1.00）A.B.C.D.(4).A. exercise B. program C. study D. research（分数：1.00）A.B.C.D.(5).A. contrast B. addition C. infancy D. abundance（分数：1.00）A.B.C.D.(6).A. earliest B. greatest C. fewest D. latest（分数：1.00）A.B.C.D.(7).A. accou

8、nts B. stands C. compensates D. argues（分数：1.00）A.B.C.D.(8).A. involve B. delay C. retard D. foster（分数：1.00）A.B.C.D.(9).A. into B. with C. while D. before（分数：1.00）A.B.C.D.(10).A. cycles B. courses C. tasks D. basics（分数：1.00）A.B.C.D.(11).A. make B. help C. let D. have（分数：1.00）A.B.C.D.(12).A. grows B.

9、develops C. matures D. raises（分数：1.00）A.B.C.D.(13).A. behavior B. response C. movement D. reaction（分数：1.00）A.B.C.D.(14).A. visual B. auditory C. mental D. physical（分数：1.00）A.B.C.D.(15).A. why B. when C. how D. what（分数：1.00）A.B.C.D.(16).A. makes B. shows C. cues D. responds（分数：1.00）A.B.C.D.(17).A. br

10、ains B. neurons C. pathways D. cells（分数：1.00）A.B.C.D.(18).A. activity B. growth C. neuron D. cell（分数：1.00）A.B.C.D.(19).A. child B. infant C. cortex D. brain（分数：1.00）A.B.C.D.(20).A. discarded B. wasted C. replaced D. neglected（分数：1.00）A.B.C.D.二、练习二(总题数：1，分数：20.00)Computers are now being pushed into s

11、chools. Were told that multimedia will make (1) easy and fun. Students will happily learn from (2) characters while taught by expertly (3) software. Who needs teachers when youve got (4) education? Bah. These expensive toys are difficult to use in the classrooms and (5) extensive teacher training. S

12、ure, kids love video games (6) think of your own experience: can you (7) even one educational filmstrip of decades past? Ill (8) you remember the two or three great teachers who made a (9) in your life.Then theres cyber business. Were promised (10) catalog shopping just point and click for great dea

13、ls. Well order airline tickets (11) the network, make restaurant reservations and negotiate sales (12) . Stores will become obsolete. So how come my local mall does more (13) in an afternoon than the entire Internet (14) in a month? Even if there were a trustworthy way to (15) money over the Interne

14、t which there isnt the network is (16) a most essential ingredient of trade and commerce: salespeople.Whats absent from this electronic wonderland? Human contact. Computers and networks (17) us from one another. A network chat line is a limp (18) for. meeting friends over coffee. No interactive mult

15、imedia display comes (19) to the excitement of a (20) concert. As it is, this virtual reality where frustration is legion and where in the holy names of Education and Progress important aspects of human interactions are relentlessly devalued.（分数：20.00）(1).A. schoolwork B. exercise C. teamwork D. res

16、earch（分数：1.00）A.B.C.D.(2).A. stimulated B. animated C. developed D. interested（分数：1.00）A.B.C.D.(3).A. guided B. prepared C. tailored D. sold（分数：1.00）A.B.C.D.(4).A. computer-aided B. computer-presentedC. computer-designed D. computer-developed（分数：1.00）A.B.C.D.(5).A. promise B. introduce C. encourage

17、D. require（分数：1.00）A.B.C.D.(6).A. but B. just C. and D. therefore（分数：1.00）A.B.C.D.(7).A. appreciate B. recall C. comment D. produce（分数：1.00）A.B.C.D.(8).A. recommend B. guess C. bet D. urge（分数：1.00）A.B.C.D.(9).A. result B. mark C. impression D. difference（分数：1.00）A.B.C.D.(10).A. immediate B. free C.

18、versatile D. instant（分数：1.00）A.B.C.D.(11).A. over B. with C. by D. in（分数：1.00）A.B.C.D.(12).A. decision B. agreement C. contract D. plan（分数：1.00）A.B.C.D.(13).A. communicationB. commerce C. business D. program（分数：1.00）A.B.C.D.(14).A. reserves B. handles C. subscribes D. transmits（分数：1.00）A.B.C.D.(15).

19、A. mail B. deposit C. send D. save（分数：1.00）A.B.C.D.(16).A. missing B. disappearing C. expelling D. retaining（分数：1.00）A.B.C.D.(17).A. dismantle B. confine C. discriminate D. isolate（分数：1.00）A.B.C.D.(18).A. occasion B. substitute C. change D. compromise（分数：1.00）A.B.C.D.(19).A. near B. up C. close D. b

20、ack（分数：1.00）A.B.C.D.(20).A. life B. alive C. living D. live（分数：1.00）A.B.C.D.公共英语四级-知识运用题(四)答案解析(总分：40.00，做题时间：90 分钟)一、练习一(总题数：1，分数：20.00)The most convincing evidence for the importance of adult influence on a childs intelligence comes from a study of “at risk“ children. Ramey and Frances Campbell of

21、 the University of North Carolina (1) with children born into poverty-line households. The children entered the study by four months (2) age. During the study, one group spent the day in a center where teachers used games and songs to (3) the infants. Another group had no such (4) , but they were gi

22、ven nutritional supplements in (5) During preschool years the children in the early-education group showed I.Q. advantages of ten to 20 points. The highest-risk children showed the (6) gains, and at age 15 they had higher reading and math scores.What (7) for these gains? Ramey and other scientists s

23、ay early childhood experiences (8) brain growth. An infant is born (9) billions of brain cells called neurons. Some are wired to other cells before birth to regulate the (10) of life, such as heartbeat and breathing. Others are waiting to be wired to (11) him or her interpret and respond to the outs

24、ide world. Experience dictates the hookups. As the child (12) , cells reach out and set up pathways to other cells needed to determine a (13) . For instance, the neurons in the eye send branches to the (14) cortex, which interprets (15) the eye sees and, via other branches, (16) the person to react

25、to what is seen. Each time an experience is repeated, the (17) are strengthened.The first two years of life are an explosion of brain (18) and connections. By age two the (19) has more than 300 trillion connections. At the same time, cells that arent being connected or used are being (20) .（分数：20.00

26、）(1).A. worked B. stayed C. studied D. talked（分数：1.00）A. B.C.D.解析：(2).A. at B. in C. of D. by（分数：1.00）A.B.C. D.解析：(3).A. feed B. irritate C. push D. stimulate（分数：1.00）A.B.C.D. 解析：(4).A. exercise B. program C. study D. research（分数：1.00）A.B. C.D.解析：(5).A. contrast B. addition C. infancy D. abundance（分

27、数：1.00）A.B.C. D.解析：(6).A. earliest B. greatest C. fewest D. latest（分数：1.00）A.B. C.D.解析：(7).A. accounts B. stands C. compensates D. argues（分数：1.00）A. B.C.D.解析：(8).A. involve B. delay C. retard D. foster（分数：1.00）A.B.C.D. 解析：(9).A. into B. with C. while D. before（分数：1.00）A.B. C.D.解析：(10).A. cycles B. c

28、ourses C. tasks D. basics（分数：1.00）A.B.C.D. 解析：(11).A. make B. help C. let D. have（分数：1.00）A.B. C.D.解析：(12).A. grows B. develops C. matures D. raises（分数：1.00）A.B.C. D.解析：(13).A. behavior B. response C. movement D. reaction（分数：1.00）A. B.C.D.解析：(14).A. visual B. auditory C. mental D. physical（分数：1.00）A

29、. B.C.D.解析：(15).A. why B. when C. how D. what（分数：1.00）A.B.C.D. 解析：(16).A. makes B. shows C. cues D. responds（分数：1.00）A.B.C. D.解析：(17).A. brains B. neurons C. pathways D. cells（分数：1.00）A.B.C. D.解析：(18).A. activity B. growth C. neuron D. cell（分数：1.00）A.B. C.D.解析：(19).A. child B. infant C. cortex D. br

30、ain（分数：1.00）A.B.C.D. 解析：(20).A. discarded B. wasted C. replaced D. neglected（分数：1.00）A. B.C.D.解析：二、练习二(总题数：1，分数：20.00)Computers are now being pushed into schools. Were told that multimedia will make (1) easy and fun. Students will happily learn from (2) characters while taught by expertly (3) softwa

31、re. Who needs teachers when youve got (4) education? Bah. These expensive toys are difficult to use in the classrooms and (5) extensive teacher training. Sure, kids love video games (6) think of your own experience: can you (7) even one educational filmstrip of decades past? Ill (8) you remember the

32、 two or three great teachers who made a (9) in your life.Then theres cyber business. Were promised (10) catalog shopping just point and click for great deals. Well order airline tickets (11) the network, make restaurant reservations and negotiate sales (12) . Stores will become obsolete. So how come

33、 my local mall does more (13) in an afternoon than the entire Internet (14) in a month? Even if there were a trustworthy way to (15) money over the Internet which there isnt the network is (16) a most essential ingredient of trade and commerce: salespeople.Whats absent from this electronic wonderlan

34、d? Human contact. Computers and networks (17) us from one another. A network chat line is a limp (18) for. meeting friends over coffee. No interactive multimedia display comes (19) to the excitement of a (20) concert. As it is, this virtual reality where frustration is legion and where in the holy n

35、ames of Education and Progress important aspects of human interactions are relentlessly devalued.（分数：20.00）(1).A. schoolwork B. exercise C. teamwork D. research（分数：1.00）A. B.C.D.解析：(2).A. stimulated B. animated C. developed D. interested（分数：1.00）A.B. C.D.解析：(3).A. guided B. prepared C. tailored D. s

36、old（分数：1.00）A.B.C. D.解析：(4).A. computer-aided B. computer-presentedC. computer-designed D. computer-developed（分数：1.00）A. B.C.D.解析：(5).A. promise B. introduce C. encourage D. require（分数：1.00）A.B.C.D. 解析：(6).A. but B. just C. and D. therefore（分数：1.00）A. B.C.D.解析：(7).A. appreciate B. recall C. comment

37、D. produce（分数：1.00）A.B. C.D.解析：(8).A. recommend B. guess C. bet D. urge（分数：1.00）A.B.C. D.解析：(9).A. result B. mark C. impression D. difference（分数：1.00）A.B.C.D. 解析：(10).A. immediate B. free C. versatile D. instant（分数：1.00）A.B.C.D. 解析：(11).A. over B. with C. by D. in（分数：1.00）A. B.C.D.解析：(12).A. decisio

38、n B. agreement C. contract D. plan（分数：1.00）A.B.C. D.解析：(13).A. communicationB. commerce C. business D. program（分数：1.00）A.B.C. D.解析：(14).A. reserves B. handles C. subscribes D. transmits（分数：1.00）A.B. C.D.解析：(15).A. mail B. deposit C. send D. save（分数：1.00）A.B.C. D.解析：(16).A. missing B. disappearing C.

39、 expelling D. retaining（分数：1.00）A. B.C.D.解析：(17).A. dismantle B. confine C. discriminate D. isolate（分数：1.00）A.B.C.D. 解析：(18).A. occasion B. substitute C. change D. compromise（分数：1.00）A.B. C.D.解析：(19).A. near B. up C. close D. back（分数：1.00）A.B.C. D.解析：(20).A. life B. alive C. living D. live（分数：1.00）A.B.C.D. 解析：