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  3. Kevin Davies sent a sample of his saliva to a genetic testing laboratory in I

Kevin Davies sent a sample of his saliva to a genetic testing laboratory in I

游客2025-03-30  1
问题    Kevin Davies sent a sample of his saliva to a genetic testing laboratory in Iceland to learn about his health risks. When he received his results, Mr. Davies learned that,【C1】______his genetic makeup, he had an above-average risk of【C2】______prostate cancer.    Out of【C3】______, he checked back three months later and found that the company, called deCODE, had changed its assessment; His risk was now【C4】______average.
   DeCODE had recalculated its algorithm, based on new data. Davies, who is himself a geneticist by training, wasn’t too【C5】______by this about-face: " The information that these companies can give you can change and evolve【C6】______time," he says.
   That isn’t the only way today’s genetic tests offer【C7】______conclusions. According to a US government study, results often vary【C8】______among genetic-testing companies, largely because【C9】______has its own way of choosing and analyzing data.
   When the project to【C10】______human DNA was finally completed in 2003, many predicted a revolution. Drugs could be chosen to match individual patients with maximum therapeutic effect and minimum side effects, the【C11】______of so-called personalized medicine.
  【C12】______a summer downpour of troubling stumbles for genetic-testing companies and programs shows just how long and twisting the road can be【C13】______advances in basic scientific research and their application.
   It also has【C14】______the question of how medicine will be practiced in an era【C15】______anyone can research ailments and treatments on the Internet, sometimes becoming more familiar with new therapies and tests than their physicians. [br] 【C1】
选项 A、despite
B、based on
C、in line with
D、in contrast to
答案 B
解析 本题考查介词／介词短语的语义辨析。A尽管；B在……基础上；C与……一致，符合；D相比之下。原文是说，凯文-戴维斯(Kevin Davies)将他的唾液样本送到冰岛一家基因检测实验室，以了解自己有无健康隐患。接到结果后戴维斯获悉，根据他的基因构成，他患前列腺癌的风险在平均水平之上。
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