_____ is the biggest difference between Mary’s spectrograph and the normal one、

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• 1What’s the best title of the passage、

  A.Oklahoma teen comes to a great invention

  B.Science competition for high school students

  C.The 2007 Intel Science Talent Search

  D.Oklahoma teen wins science scholarship

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• 2The underlined part in the last paragraph implies(暗示) that Margaret’s parents would ____.

  A.help care for her children

  B.regret what they had said

  C.show sympathy for her

  D.feel disappointed in her

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• 3When at work, Margaret feels _____.

  A.light-hearted because of her fellow workers

  B.happy because the building is fully it

  C.tired because of the heavy workload

  D.bored because time passes slowly

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• 4Margaret gets angry with people who work in the office because _____.

  A.they never clean their offices

  B.they look down upon cleaners

  C.they never do their work carefully

  D.they always make a mess in their offices

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• 5Margaret gave up her job as a nurse because ______.

  A.she wanted to earn more money to support her family

  B.she had suffered a lot of mental pressure

  C.she needed the right time to look after her children

  D.she felt tired of taking care of patients

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• 6How long did it take Mary to put his spectrograph into use、

  A.Three months.

  B.Half a year.

  C.About a year.

  D.Several years.

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• 7It can be inferred that the Intel Science Talent Search is _____.

  A.a high-tech research institute of fine instruments

  B.an institute of science based in Washington,

  C.a most highly regarded science competition for high school students

  D.the nation's oldest award for the top scientists with great achievements

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• 8The first Barbie doll might not be popular among little girls because _______.

  A.her hairstyle was out of fashion

  B.her appearance looked much too mature

  C.her way of dressing was against the tradition

  D.physical beauty wasn’t thought to be important

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• 9From the passage we know that Mattel ________.

  A.is one of the world’s largest toy companies

  B.is the director of an American toy company

  C.was the woman who originally created Barbie

  D.was a salesman who was good at selling Barbie dolls

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• 10Barbie dolls are criticized partly because they make girls ________.

  A.pay too much attention to their physical beauty

  B.neglect their schoolwork and inner beauty

  C.prefer physical beauty to inner beauty

  D.waste too much time and money on clothes

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