5. We can infer according to this passage that a bug was a _____.

A. certain kind of plants  B. some kind of sugar C. tiny insect  D. sweet things

B

PALO ALTO, California---"Switching off the television may help prevent children from

getting fatter-- even if they do not change their diet or increase the amount they exercise," US

researchers said last week.

A study of 192 third and fourth graders, generally aged eight and nine, found that children who cut the number of hours spent watching television gained nearly two pounds(0.9kg) less over a one-year period than those who did not change their television diet.

“The findings are important because they show that weight loss can only be the result of a

reduction in television viewing and not any other activity, " said Thomas Robinson, a pediatrician(儿科专家) at Stanford University.

"American children spend an average of more than four hours per day watching television and videos or playing video games, and rates of childhood being very fat have doubled over the past 20 years, " Robinson said.

In the study, presented this week to the Pediatric Academic Societies' annual meeting in San

Francisco, the researchers persuaded about 100 of the students to reduce their television viewing by one-quarter to one-third.

Children watching fewer hours of television showed a significantly smaller increase in waist size and had less body fat than other students who continued their normal television viewing, even though neither group ate a special diet or took part in any extra exercise.

"One explanation for the weight loss could be the children unstuck to the television may simply have been moving around more and burning off calories, " Robinson said.

"Another reason might be due to eating fewer meals in front of the television. Some studies have suggested that eating in front of the TV encourages people to eat more, " Robinson said.

11.Which of the following is TRUE according to the passage?    A.The computer attacked by the virus won’t work properly    B.Thousands of computers are attacked by the virus one by one    C.The “Important Message” carries an important message from a friend    D.Any computer with an e-mail system will be attacked by the virus 12.Which of the following is the best title for this passage?    A.Keep an Eye Open for the Virus     B.Important Message is a Virus    C.Message from Friends Contains Virus     D.Virus Melissa Strikes Hard and Fast                    D    The Fourth “21st Century Cup” National English Speaking Competition to be held in Shanghai.  Organizers:China Daily and Shanghai Broadcasting Network   China University English Speaking Association(CUESA)   Co-sponsors:English-speaking Union(ESU); Lotus Software(China) Co, Ltd.;Times Publishing  Group of Singapore; Hilton Shanghai; Pearson Education; Foreign Language Teaching &Research Press  Date:March 26(Friday), 1999  Place: Hilton Shanghai    Competition Format: Each student will present a prepared speech on the given topic, followed by a three-minute offhand speech and a three-minute question and answer period with the judges. Prepared speech period:six minutes Offhand speech period: three minutes Q & A period: three minutes    Speech Topic: People and Nature: In search of harmony(和谐) in a new age-your personal opinion  (Topics for the offhand speech will be given on the day of competition).    Prizes:Besides books and certificates(证书). The top two winners will be offered scholarship(奖学金) to travel to the annual international English-speaking competition, which will be held by the English-speaking Union in London in May, 1999. The third and fourth place winners will be offered a study trip to Singapore, sponsored by the Times Publishing Group. The fifth through the 10th place winners will be offered cash prizes. All the competitors will receive certificates from the English-speaking Union and book prizes provided by Pearson Education and the Foreign Language Teaching & Research Press. The teachers of the top two winners will also receive a one-year membership to the International Association of Teachers of English as a Foreign Language(IATEFL) 13.The main purpose of this passage is         .    A.to invite you to take part in the competition    B.to tell you some information of  the competition    C.to help to improve your spoken English    D.to show you how to win the competition 14.Suppose you get the sixth place, you’ll      .    A.travel to London for free    B.become a one-year member of IATEFL    C.get some books and a certificate    D.get a chance to study in Singapore 15.An “offhand speech” is        .    A.a speech not longer than three minutes     B.a speech without preparation    C.a speech with a piece of paper in hand     D.a speech which is well prepared before 16.Which of the following statements is wrong?    A.The competitors won’t know what they will speak about until March 26, 1999    B.Each student must speak on at least two topics    C.The time-limit for each student is 12 minutes    D.Only two students can have the chance for the international competition

E               How good are U.S. drivers?   The CBSTV  “National Drivers” showed that many U.S. drivers have a lot to learn. Here’s why:   CBS picked 1,799 samples to take the test in TV studios in New York, Philadelphia, Chicago, and Los Angeles. More than two out of five of the drivers failed the test. And the average score was the lowest passing mark-51 points out of a possible 80.    Chicago drivers did best with an average of 53 points. Los Angeles drivers came next with 52 points. New York and Philadelphia drivers tied with 50 points – a failing score. Drivers with 50 points or less were rated “poorly informed” by the judges.    Here are some of the test results: (1)Are men better informed drivers than women? –Yes. Men averaged 52 points. Women got an average of 49. (2)Are older drivers better informed than younger drivers? –No. Drivers under 26 averaged 52 points. Drivers from 27 to 45 averaged 51. Drivers over 45 failed with 48 points on average. (3)Does education make a difference? –Yes. College graduates averaged 52 points. High school graduates averaged 50. Those without high school diplomas got 48. And people who had taken driver education courses scored an average of 53 points- three more than those who hadn’t. (4)Does driving experience make a difference? –Yes. Drivers with three or more year’s experience averaged 51 points. Drivers with less experience averaged 49.    Here are some surprising facts brought out by the test:(1)More than one out of three drivers did not know that a blinking red light means a full stop. (2) Three out of ten drivers did not know that an eight – sided sign means stop. (3)More than two out of three drivers did not know what to do when being “tailgated”(危险地紧接行驶). The answer:slow down, steer to the right, and let the driver behind pass.  The results of the test were turned over to the National Safety Council. They will help future safety planning. 17.The author’s surpose of writing the article is to      .    A.prove some safe driving tips for readers    B.show that men are better drivers than women    C.force the readers to take driver education courses    D.tell the readers the present situation of U.S. drivers 18.From the information in the last paragraph but one, we can see that       .    A.most of the drivers failed the driving test    B.experience makes difference among drivers    C.quite a few drivers lack some driving knowledge    D.older drivers are better informed than younger drivers 19.Which of the following as a group was regarded “poorly informed” by the judges?    A.High school graduate drivers.    B.People who had taken driving courses.    C.Drivers from 27 to 45 years of age.    D.Drivers with 3 or more year’s experience. 20.We can infer from the text that       .    A.women are better informed than men    B.education makes no diference in the pass rate of the drivers    C.Los Angeles drivers are the best informed ones in America    D.the test results will be used as a guide for future safety planning

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