托福-练习三十及答案解析.doc

1、托福-练习三十及答案解析(总分：67.50，做题时间：90 分钟)一、BPassage 1/B(总题数：2，分数：5.00)1. What is the womans problem? A. She does not have enough time to finish writing her paper. B. She is concerned about receiving a poor grade in history. C. She is confused by her professors response to her paper. D. She does not think he

2、r professor graded her paper fairly.ABCDC解析 M: Hi, Kelsey! Hows it going?W: Well, I dont know. I just got my history paper back, and my professor didnt grade it. He just wrote on it, “Come and talk to me about this.“M: Really? Is that all he said? Didnt he make any other comments?W: No. So Im really

3、 confused. This is the first time I ever got a paper back with no grade on it.M: That is strange, isnt it?W: Sure is. I did everything I was supposed to. I mean, I followed the instructions of the assignment.M: Youd better go talk to him. You need to find out what hes thinking.W: Yeah, I will. I hop

4、e he doesnt ask me to rewrite the paper.What is the womans problem?The woman is confused by her professors response to her paper. She says: So Im really confused. This is the first time I ever got a paper back with no grade on it.（分数：3.00）(1).What is the womans problem? A. She does not have enough t

5、ime to finish writing her paper. B. She is concerned about receiving a poor grade in history. C. She is confused by her professors response to her paper. D. She does not think her professor graded her paper fairly.语音下载（分数：1.00）A.B.C.D.(2).What is the conversation mainly about? A. A place that is spe

6、cial B. Problems with families C. Plans for a school vacation D. A popular beach resort语音下载（分数：1.00）A.B.C.D.(3).What is the woman mainly discussing? A. Her courses in child development B. Her internship at a childrens agency C. How to look for a job after graduation D. How to organize a political ca

7、mpaign语音下载（分数：1.00）A.B.C.D.（分数：2.00）(1).What problem does the man have? A. He has difficulty remembering some terms. B. He is not skilled at climbing trees. C. He will not be able to take the botany quiz. D. He cant decide which botany course to take.（分数：1.00）A.B.C.D.(2).How does the woman help the

8、man? A. She shows him how to put words in alphabetical order. B. She tells him that memorization is not a good way to study. C. She gives him a list of names beginning with “P“ and “X“. D. She suggests that he imagine a tree with key letters on it.（分数：1.00）A.B.C.D.二、BPassage 2/B(总题数：5，分数：5.00)1.What

9、 is the talk mainly about? A. The best places to park on campus B. Services of the Safety and Security Office C. The increasing need for campus security D. Reporting criminal incidents on campus（分数：1.00）A.B.C.D.2.What does the professor mainly discuss? A. The origins of bread B. The culture of the N

10、ile Valley C. Agricultural development D. Early trade in the Middle East（分数：1.00）A.B.C.D.3.What is the lecture mainly about? A. Traditional agricultural practices B. The shortage of clean water C. The high use of water by irrigation D. Why water evaporates from fields（分数：1.00）A.B.C.D.4.What is the l

11、ecture mainly about? A. How ancient rivers created deserts B. How scientists work in the desert C. How to walk on sand dunes D. How sand dunes shift position（分数：1.00）A.B.C.D.5.What is the lecture mainly about? A. Research in pain management B. The benefits of exercise C. Why people have faith in doc

12、tors D. The chemistry of the human brain（分数：1.00）A.B.C.D.三、BPassage 3/B(总题数：3，分数：7.50)6.1. What is the speakers main point? A. Attitudes toward aging can affect how long a person lives. B. People have difficulty learning new skills as they get older. C. Young adults generally have a negative view of

13、 older adults. D. People are now living longer than they did in the past.ABCDA解析 One study on aging suggests that the key to a longer life might be the way you think about yourself as you get older, that is, how you see your own aging. The researchers found that people who view aging positively live

14、 longer than people who view it negatively.This study began 26 years ago and took place in a small town in the Midwest. The participants were 640 men and women who were 50 to 90 years old at the time. The sub iects were asked to agree or disagree with statements about aging . for example, statements

15、 like “As you get older, you become less useful“ and “Older people cant learn new skills.“ The data showed that respondents with the most positive attitudes survived a median of 22 years after their initial interview, while those with negative views lived just 15 years-a difference of seven years.Wh

16、at is the speakers main point?The speakers main point is that attitudes toward aging can affect how long a person lives. She says: .the key to a longer life might be the way you think about yourself as you get older.; .people who view aging positively live longer than people who view it negatively.W

17、hat is the speakers main point? A. Attitudes toward aging can affect how long a person lives. B. People have difficulty learning new skills as they get older. C. Young adults generally have a negative view of older adults. D. People are now living longer than they did in the past.语音下载（分数：1.50）A.B.C.

18、D.（分数：3.00）(1).What is the topic of the talk? A. Worker productivity B. An increase in lawsuits C. Management training D. Diversity in the workplace（分数：1.50）A.B.C.D.(2).What is the speakers main point? A. The American population is more diverse than ever before. B. Responding to a diverse workforce

19、is an economic decision. C. Employee groups are demanding more rights in the workplace. D. Management training should focus on decision-making.（分数：1.50）A.B.C.D.（分数：3.00）(1).What is the lecture mainly about? A. Different types of wetlands B. Animal life in marshes C. Characteristics of marshes D. How

20、 marshes cause disease（分数：1.50）A.B.C.D.(2).What is the professors main point? A. Marshes are energy-rich, ecologically important areas. B. A variety of insects, amphibians, reptiles, and birds live in marshes. C. There are several reasons to convert wetlands to agricultural use. D. Marshes are habit

21、at for a large number of endangered species.（分数：1.50）A.B.C.D.四、BPassage 4/B(总题数：4，分数：10.00)（分数：2.00）(1).What does the woman suggest the man do? A. Look at the posted job openings B. Call for information about a job C. Make an appointment with a counselor D. Apply for a job in the student center（分数：1

22、.00）A.B.C.D.(2).What type of job does the man want? A. A job that pays well B. A job that will let him study C. A job in his field of interest D. A job as a counselor（分数：1.00）A.B.C.D.（分数：3.00）(1).What does the woman agree to do? A. Donate some books to the library B. Meet the man outside the library

23、 C. Volunteer to work as a cashier D. Buy books at the annual book sale（分数：1.00）A.B.C.D.(2).How are book sale workers compensated? A. They take any ten books that they want. B. They are paid ten dollars an hour in cash. C. They receive a set of encyclopedias. D. They get credit to buy books at the s

24、ale.（分数：1.00）A.B.C.D.(3).When will the woman arrive at the book sale? A. 10:00 B. 12:00 C. 3:00 D. 6:00（分数：1.00）A.B.C.D.（分数：2.00）(1).Why does the woman like her class with Professor Hahn? A. Professor Hahn is a well-known scientist. B. The assignments and lectures are valuable. C. The students solve

25、 practical problems in class. D. Political science is the womans favorite subject.（分数：1.00）A.B.C.D.(2).What does the man say about Professor Hahn? A. She is the best teacher at the college. B. She tries to amuse her students. C. She cares a lot about her students. D. She expects her students to work

26、 hard.（分数：1.00）A.B.C.D.（分数：3.00）(1).What does the professor want the woman to do? A. Help him write a paper B. Arrange some articles C. Look up information D. Organize a research study（分数：1.00）A.B.C.D.(2).What is the subject of the professors research? A. Animal behavior B. Journal writing C. Time m

27、anagement D. Child psychology（分数：1.00）A.B.C.D.(3).When will the woman do the work? A. That afternoon B. The next day C. The day after tomorrow D. The following week（分数：1.00）A.B.C.D.五、BPassage 5/B(总题数：3，分数：10.00)（分数：4.00）(1).When did the hunting season take place? A. In spring and summer B. In summer

28、 and early fall C. From fall until midwinter D. From midwinter until spring（分数：1.00）A.B.C.D.(2).What animals did the northwoods tribes hunt? Click on 2 answers. Lion Eagle Deer （分数：1.00）A.B.C.D.(3).According to the man, how did women participate in hunting? A. Managing the camps B. Snaring small ani

29、mals C. Searching for game D. Making the bows and arrows（分数：1.00）A.B.C.D.(4).Which activities did women control? Click on 2 answers. Fishing Clan leadership Education （分数：1.00）A.B.C.D.（分数：3.00）(1).According to the professor, what factors are important in choosing a career in the arts? Click on 2 ans

30、wers. Wealth Talent Luck （分数：1.00）A.B.C.D.(2).According to the professor, why does a career in the arts require a special calling? A. Public tastes in art change frequently. B. Employment in the arts can be uncertain. C. Art schools are expensive and difficult. D. Artistic talent cannot be measured

31、fairly.（分数：1.00）A.B.C.D.(3).How does the professor suggest one get started in a career in the arts? A. Ask a famous artist for a letter of recommendation. B. Look at the job advertisements in the newspaper. C. Do part-time or volunteer work in ones chosen art. D. Apply for a scholarship to a prestig

32、ious art school.（分数：1.00）A.B.C.D.（分数：3.00）(1).According to the instructor, what is the first step in preparing a speech? A. Choose a topic that your teacher will like. B. Realize the speechs importance to you. C. Develop your ideas with examples. D. Read a book about preparing a speech.（分数：1.00）A.B.

33、C.D.(2).What examples of purpose are mentioned in the discussion? Click on 2 answers. To inform others about your subject To describe an interesting experience To make your audience laugh （分数：1.00）A.B.C.D.(3).What does the instructor want the students to do next? A. Practice their speeches in small

34、groups B. Write down ideas that they think of C. Choose from a list of possible topics D. Brainstorm ways to entertain the class（分数：1.00）A.B.C.D.六、BPassage 6/B(总题数：2，分数：10.00)（分数：5.00）(1).What is a pigment? A. A chemical used for cleaning painting equipment B. A cover to protect paintings from the e

35、ffects of sunlight C. A substance that gives its color to another material D. A synthetic fabric that is suitable for painting on（分数：1.00）A.B.C.D.(2).According to the instructor, what characteristic should a pigment have? A. Ability to be applied at any temperature B. Ability to dry quickly after ap

36、plication C. No loss of strength when dissolved D. No harmful reaction with other pigments（分数：1.00）A.B.C.D.(3).How are pigments generally classified? A. By origin B. By texture C. By color D. By quality（分数：1.00）A.B.C.D.(4).Which natural pigment did the Romans obtain from a shellfish? A. Raw umber B.

37、 Indigo C. Tyrian purple D. Ochre（分数：1.00）A.B.C.D.(5).According to the instructor, why are synthetic pigments superior to natural pigments? Click on 2 answers. They last for a longer time. They have a smoother surface. They are less expensive. （分数：1.00）A.B.C.D.（分数：5.00）(1).What is the lecture mainly

38、 about? A. What parents should consider when buying toys for young children B. Differences between children and monkeys in their choice of toys C. The importance of play in the socialization of preschool children D. The relationship of gender and toy preferences in young children（分数：1.00）A.B.C.D.(2)

39、.According to the professor, what does research reveal about toy choices in the youngest children? A. Very young children prefer brightly colored toys. B. There are few differences between boys and girls. C. Children do not always like the toys they are given. D. The research on this topic has been

40、controversial.（分数：1.00）A.B.C.D.(3).According to research mentioned by the professor, what types of toys do male monkeys prefer? A. Cars and balls B. Paper and crayons C. Dolls and pots D. Blocks and sticks（分数：1.00）A.B.C.D.(4).At what age do children start showing gender differences in their choice o

41、f toys? A. Two B. Five C. Eight D. Twelve（分数：1.00）A.B.C.D.(5).What is the main point made in the lecture? A. It is a sexist plot to have different toys for boys and girls. B. Girls like playing with dolls because of social conditioning. C. Most children do not care if their toys are for boys or girl

42、s. D. Boys and girls naturally prefer different types of toys.（分数：1.00）A.B.C.D.七、BPassage 7/B(总题数：3，分数：10.00)（分数：2.00）(1).What are the students discussing? A. Terms from a lecture B. Questions on a test C. Property rights D. Topics for a term paper（分数：1.00）A.B.C.D.(2).What does “primogeniture“ mean?

43、 A. A state in which the ruler owns all property B. Dividing property among several children C. A system of inheritance by the firstborn son D. Paying property taxes to the state（分数：1.00）A.B.C.D.（分数：3.00）(1).According to the professor, why do many small businesses fail? A. They do not demand hard wo

44、rk from their employees. B. They do not expand into large businesses. C. They have poor-otuality products and services. D. They lack the financial reserves to absorb losses.（分数：1.00）A.B.C.D.(2).According to the professor, what is essential for success as a small business owner? A. A masters degree i

45、n business B. Friends in positions of power C. A large amount of credit D. Good management skills（分数：1.00）A.B.C.D.(3).What are two responsibilities of a store owner? Click on 2 answers. Buying the store building Keeping track of inventory Promoting the stores products （分数：1.00）A.B.C.D.（分数：5.00）(1).W

46、hat does the woman want to discuss with the teaching assistant? A. Trouble that happened in class last week B. A friend she met on a field trip C. Something she saw when she was hiking D. A problem with one of her classmates（分数：1.00）A.B.C.D.(2).Where did the woman meet the young man who had a proble

47、m? A. In high school B. In biology class C. On a mountain road D. On a desert trail（分数：1.00）A.B.C.D.(3).What help did the young man receive? Click on 2 answers. The woman gave him water. A doctor repaired his leg. The ranger showed him a map. （分数：1.00）A.B.C.D.(4).Why did the young man experience mus

48、cle cramps? A. His muscles were weak from too little exercise. B. The cells in his muscles did not have enough oxygen. C. He injured his leg when he fell on a rock. D. An excessive amount of salt collected in the muscles.（分数：1.00）A.B.C.D.(5).what point does the teaching assistant make about what the woman saw? A. The woman recognized biology in real life. B. The woman saw two foolish young men. C. The woman