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Sixteen-year-old Michael Viscardsi of San Diego won first prize in the Siemens Westinghouse Competition in Math, Science and Tec
Sixteen-year-old Michael Viscardsi of San Diego won first prize in the Siemens Westinghouse Competition in Math, Science and Tec
admin
2012-05-17
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问题
Sixteen-year-old Michael Viscardsi of San Diego won first prize in the Siemens Westinghouse Competition in Math, Science and Technology. He showed【B1】______to a nineteen-century math problem.
Michael has been【B2】______by his mother, who has a doctorate in neuroscience. He also worked on his project with a professor at a university.
The National Center for Education Statistics did its【B3】______research on home-schooling in 2003. Researchers【B4】______that more than one million American students learned at home. That was more than two percent of the school-age population.
Michael Viscardsi, for example, has been taught mostly at home, but with【B5】______ math classes at a local university.
The researchers asked parents why they home-schooled their children. Thirty-one percent said the most important reason was【B6】______about the environment of the local schools. Thirty percent said it was to provide【B7】______instruction. Sixteen percent said they were not satisfied with the quality of the【B8】______in the local schools.
【B9】______. An education expert said much of this increase was in cities with histories of racial tension. Also,【B10】______
Critics of home-schooling say children need to attend school to help them learn social skills. They also say that home-schooled children do not get a very good education. Still,【B11】______
【B6】
选项
答案
concerned
解析
空前的was表明,此处应填一形容词,并能与空后的about搭配。be concerned about意为“为……担心,关心”。
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0
大学英语四级
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