A公司是一个家用电器零售商，现经营约500种家用电器产品。该公司正在考虑经销一种新的

第三部分：阅读理解（每小题2分，满分40分）

第一节：阅读下列短文,从每题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题卡上将该项标号涂黑。

A

Mr. Hart, a London taxi driver, has a new black taxi. With his taxi, he hurries through the busy streets every day.

One day when he was having a short rest, a young man jumped into his taxi. "To the station as fast as you can," shouted the man in a very unfriendly way. "My train leaves at three o'clock." Mr. Hart did his best, but there was a lot of traffic. At every corner there was a red light. "Hurry up, man! I don't want to miss my train," said the young man. "And I don't want to have an accident," replied Mr. Hart quickly. While he was driving, Mr. Hart suddenly recognized the man's face. He was a thief. The police were looking for him. His picture was in the newspapers. Mr. Hart raced through the street and drove through red lights. Soon there was a police car behind him. Mr. Hart raced on until he reached the station. He stopped in front of the station at two minutes to three, and the young man quickly jumped out of the taxi.

"Stop! Stop!" cried Mr. Hart. At that moment the police car stopped, too. "Quick! He is the thief!" shouted Mr. Hart. Two policemen rushed into the station. Three minutes later they returned with the young man. "Well done!" a policeman said to Mr. Hart as they were taking the thief to the police car.

56. The young man wanted to________.

A. go back home by train              B. drive through the busy street

C. take the 3:00 train to London         D. leave London as soon as possible

57. How did Mr. Hart know that the young man was a thief?

A. He had never met such a rude person as the young man.

B. He had seen the young man's picture in the newspapers.

C. The police told him something about the young man.

D. The young man was trying to run away.

58. Mr. Hart raced through the street and drove through red lights so that ________.

A. he could drive faster than the police car          B. he could reach the station on time

C. he could get the attention of the policemen       D. he could go home earlier than usual

59. Where did the policemen catch the young man?

A. In Mr. Hart's taxi.   B. In the station.     C. In the street.   D. At the corner.

阅读理解。

    Jonathan James looks like just another kid about to graduatefrom high school. But this 19-year-old

Swede is anything but ordinary from the computer in his parents' home, he helps the US Federal Bureau of Investigation (FBI) find out the world's most wanted cybercriminals.    

    Jonathan first made headlines when he and another Swede, Fredrik Bjoerck, found out the maker of the " Melissa" Virus in March, 1999. He went to the aid of the FBI again on May 7 , findingout the suspected sender of the dangerous" I LOVE YOU" virus. The suspect was caught in Manila on May 8.    

    Jonathan's special skills are in hot demand as officials around the world express alarm at the" virtual"

crime. In studying for finalexams, hanging out with his friends and refereeing his younger brother's football matches, the quiet, gentle teenager also gives les-sons on e-security(电子安全) to large companies. He

reads a lot and exchanges information with other computer experts to know much about the latest tricks of the hacker trade.      

    Many companies have already tried to employ him, but he is not interested at the moment. Instead, he

plans to begin law school in the autumn at Sweden's Uppsala University and start up his owne-security

company.      

    Ahhough he works with the FBI now and then, his family insists he's just" a regular kid". "Jonathan is a

great kid. He has his friends and he does a lot more than just play with the Computer,"his little sister Tessa said, adding that he helps the FBI because" he likes to help" not because he's looking for fame or

recognition.      

    When the world was hit by the" Love Bug" virus, Jonathan was too busy preparing a speech on security to look into the problem. "Finally on May 7 , I had some free time, so I began looking. "Within a few

hours, he found the suspect and e-mailed his methods and resuits to the FBI. He said his work on the

" Melissa" virus, which took three weeks to solve, was a big help in finding the suspect so quickly.     

     "This time I knew exactly where to start, what to disregard and what to look at. "

1. The underlined word" cybercriminals" in the first paragraph most probably means __   .

A. persons who commit a crime in the network    

B. softwares for smoothing away the poison    

C. persons who create the network    

D. designers for the Internet systems

2. The public started to know something about Jonathan just from_______.    

A. his helping the FBI to find out the sender of the dangerous" I LOVE YOU" virus    

B. his work together with Fredrik Bjoerck to find out the maker of the" Melissa" virus    

C. his little sister's talk about his good qualities as a regular kid and good programmer    

D. his speech on e-security to many computer companies after his fight against hackers

3. What do we know about Jonathan? 

A. He is a good fame hunter with various abilities.    

B. He is such a brave fighter that any criminal will feel afraid.    

C. He is an expert on e-security, not interested in running a company.    

D. He is a regular kid but does something unusual.

4. The passage mainly wants to tell us that _       .    

A. a Swedish kid helps the FBI find out the most wanted cyber criminals    

B. Jonathan is really a quiet, gentle and ordinary boy    

C. many companies want the young computer expert to join them    

D. all cybercriminals will surely be found out wherever they are

体积相同的木球和蜡块放入水中静止后均浮在水面，已知ρ_木＜ρ_腊，则它们所受浮力关系为（　　）

A．木球受浮力较大

B．蜡块受浮力较大

C．木球和蜡块受浮力一样大

D．无法判断

判断逆冲推覆构造发育规模的标准主要有（）、（）、（）。

质检报粒度分析时只记录小于5um和大于90um的值就可以。