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阅读理解《专题一 B.Cancer Research UK is concerned about Professor they are.(西摩教授的创新解决方案是将病毒伪装起来， Seymour's research. 避开人体免疫系统，从而有效地让病毒发挥化疗药物的 C.The technique of injecting viruses directly into tumors 作用一通过血液扩散，到达肿瘤。)”可知，西摩教授的 work for all cancers. 创新之处在于研究人员掩盖了进入肿瘤的病毒。故选 D.Professor Seymour is not the first to research on using A项。 viruses to kill cancer. 8.What can we infer from the last two paragraphs? 解析：D细节理解题。根据文章第四段第二句“Ameri- A.Two natural viruses are likely to be examined in the can scientists have previously injected viruses directly into first clinical trials. tumours but this technique will not work if the cancer is B.A lot of work needs to be done before the virus therapy inaccessible or has spread throughout the body..(美国科 being put to use. 学家此前曾将病毒直接注射到肿瘤中，但如果癌细胞无 C.The first trials will use coated viruses and will be de- 法接触或已经扩散到全身，这项技术就无法发挥作用。)” livered to liver tumors. 可知，西摩教授并不是第一个研究用病毒杀死癌症的人。 故选D项。 D.The approach will only be used on cancers resistant to conventional treatments. 7.What is the creative part of Professor Seymour's research 解析：B推理判断题。根据文章最后一段最后两句 work? A.Researchers mask the viruses on the way to tumors. "Several more years of trials will be needed,eventually B.Chemotherapy drugs are to be spread through the also on the polymer-coated viruses,before the therapy can blood. be considered for use in the NHS(National Health Serv- C.The copies have the same chemical modifications as the ice).Though the approach will be examined at first for virus. cancers that do not respond to conventional treatments, D.Most copies of the virus will be killed by the immune Prof Seymour hopes that one day it might be applied to all system. cancers.(在该疗法被考虑用于英国国民健康服务之前， 解析：A细节理解题。根据文章第五段第一句“Prof 还需要几年的试验，最终也需要对聚合病毒进行试验。 Seymour's innovative solution is to disguise()the vi- 尽管这种方法将首先对常规治疗无效的癌症进行研究， rus to avoid the body's immune system,effectively allo- 但西摩教授希望，有一天它可能适用于所有癌症。)”可推 wing the viruses to do what chemotherapy drugs do 知，在病毒疗法投入使用之前，还有很多工作要做。故选 spread t