题目内容

13.In a recent study,some scientists looked at the monkey's brain activity through a computer system,which changed the brain __________ into digital motor commands.(  )
A.signB.signalC.assignmentD.statistics

分析 在近来的一项研究中一些科学家通过电脑系统观察了猴子的大脑活动,这一系统将脑信号转化为数字神经指令.

解答 答案:B
解析:A:标志;B:信号;C:任务;分配;D:数据.根据句意"这一系统将脑信号转化为数字神经指令"可知本题答案为B选项"信号",其余选项均不符合题意.拓展:人无法直接观察到脑信号,因此只能将其转化为可见的数字或图象,再对其进行分析.

点评 本题考查名词的词义辨析,做此类题目时一定要清楚各个选项的含义及其搭配用法,再根据句意确定最终的答案.

练习册系列答案
相关题目
4.Tina was a seventeen-year-old girl who always wore a bright smile.She suffered from a disease and had to use a walker most of the time.People didn't speak to her very often.Maybe it was because she looked(36)Aand people didn't know how to(37)Cher.Tina usually broke the ice with people she met with a big(38)Cwalker
In one class,I gave the students an assignment (作业) to(39)A a poem.I only made the assignment worth a very small part of their total grade since I knew most of my(40)Bwouldn't do it anyway.In the class,one by one each student(41)Dto correctly recite the poem.Finally,annoyed and half kidding,I said that the next student who(42)Brecite the poem had to do three push-ups (俯卧撑).To my(43)A,Tina was next.She used her walker to move to the front of the class.(44)Cshe recited,she made a mistake.Before I could say a word,she(45)Cher walker and started doing push-ups.I wanted to say,"Tina,I was just(46)D!"But she stood up,continued the poem and she finished the rest perfectly.
When she finished,a student asked,"Tina,why did you do that?It's not an important assignment!"
"Because I want to be like you guys!To be(47)C"Tina said.
Silence fell on the whole room when another student cried out,"Tina,we're not normal!We are teenagers!We get in(48)Dall the time."
"I know."Tina said as a big smile spread across her face.The rest of the students laughed,too.
Tina got only a few (49)Athat day,but she got the love and respect of her classmates.To(50)B,that was worth a lot more than a grade.

36.A.differentB.strongC.shortD.young
37.A.pleaseB.introduceC.approachD.judge
38.A.SorryB.ByeC.HiD.Thanks
39.A.reciteB.copyC.findD.read
40.A.friendsB.studentsC.teachersD.parents
41.A.startedB.plannedC.continuedD.failed
42.A.shouldn'tB.couldn'tC.needn'tD.wouldn't
43.A.surpriseB.joyC.excitementD.satisfaction
44.A.BecauseB.WhenC.AfterD.Though
45.A.raisedB.changedC.threwD.checked
46.A.wonderingB.cheatingC.apologizingD.kidding
47.A.happyB.socialC.normalD.fair
48.A.attentionB.thoughtC.touchD.trouble
49.A.pointsB.chancesC.mistakesD.comments
50.A.meB.herC.usD.them
1.King's College Summer School
King's College Summer School is an annual(每年的) training program for high school students at all levels who want to improve their English.Courses are given by the teachers of King's College and other colleges in New York.Trips to museums and culture centers are also organized.This year's summer school will be from July 25to August 15.More information is as follows:
Application (申请) date
•Students in New York should send their
applications before July 18,2007.
•Students of other cities should send their applications before July 16,2007.
•Foreign students should send their
applications before July 10,2007.
Courses
•English Language
Spoken English:22hours
Reading and,Writing:10hours
•American History:16hours
•American Culture:16hours
Steps
•A letter of self-introduction
•A letter of recommendation(推荐)
•The letters should be written in English with all the necessary information.
Cost
•Daily lessons:﹩200
•Sports and activities:﹩100
•Travels:﹩200
•Hotel service:﹩400
•You may choose to live with your
friends or relatives in the same city.
Please write to:
Thompson,Sanders
1026King's Street
New York,NY 10016,USA
E-mail:KC-Summer-School@yahoo.com
21.You can most probably read the text inA.
A.a newspaper     B.a travel guide   
C.a textbook      D.a telephone book
22.Which of the following is true about King's College Summer School?C
A.Only top students can take part in the program.
B.King's College Summer School is run every other year.
C.Visits to museums and culture centers are part of the program.
D.Only the teachers of King's College give courses.
23.If you are to live with your relatives in New York,you will have to pay the schoolC.
A.﹩200     B.﹩400    
C.﹩500     D.﹩900
24.What information can you get from the text?B
A.The program will last two months.
B.You can write to Thompson only in English.
C.As a Chinese student,you can send your application on July 14,2007.
D.You can get in touch with the school by e-mail or by telephone.
3.World Power
Author(s):Kaplan  13.95
 You'll never be at a loss for words again.Energize your vocabulary with must-know everyday words that are the essentials of a good vocabulary,eagaging
lessons to help you use words in text,hot words often found on tests,tips to help you figure out new words,roots,and more.
Grades:8 & up Ages:13& up
World Smart Junior
Author(s):Russell Stauffer  17.95
Now this is the way to add new words to your vocabulary!World Smart Junior will make you laugh so much.You"ll be amazed that you"ve just learned more than 120 fascinating and very useful words!Parents,teachers,and friends will be surprised at your eloquence(口才)!
Grades:3-5 Ages:8-10
Grammar Smart Junior
Author(s):Marcia Reynolds  16.85
Do you quake when your teacher says,"Now it's time for grammar?"Do you verbs agree with your subjects?
Fear no more!A big Hollwood producer and a famous movie star will help you learn all those masty(讨厌) elements of grammmar.You'll be amazed at how quickly you learn,and how much fun it can be.You'll be finally know your grammer backwards and forwardsand you'll never have to worry about it again.
Grades:7-9 Ages:12-14
Grammar Smart:An Audio Guide to Perfect Usage
 Author(s):Julian Fleisher   12.68
The words you use a lot about you but the way you put them together says even more.Your grammar makes an immediate and lasting impression on your teachers,and even your friends.Som don't make the mistake of thinking that grammar is too complicated.We've created Grammar Smart to help you write and speak with clarity(清晰) and confidence.
Grades:6-8  Ages:11--13 

21.If a-ten-old boy wants himself to be admired because of his speech ability,he may buyB.
A.World Power
B.World Smart Junior
C.Grammar Smart Junior
D.Grammar Smart:An Audio Guide to Perfect Usage
22.By saying"You'll be finally know your grammar backwards and forwards"the writer"A".
A.You will be clearly familiar with grammar
B.You will know the history of grammmar
C.You will know the make-up of grammmar
D.You will learn about the future of grammar
23.The four books are all aboutD.
A.fiction and mysteries            
B.Parenting and teaching
C.literature and arts                   
D.Language study.

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网