共用题干 Rise in Number of Cancer SurvivorsCancer is the second leading cause of death in the United States,after heart disease. In the__________(1),it was often considered a death sentence.But many patients now live longer_________(2)of improvements in discovery and treatment.Researchers say death_________(3)in the United States from all cancers combined have fallen for thirty years.Survival rates have increased for most of the top fifteen cancers in both men and women,and for cancers in_________(4).The National Cancer Institute and the Centers for Disease Control and Prevention studied the number of cancer survivors.A cancer survivor is defined________(5) anyone who has been found to have cancer. This would include current patients.The study covered the period________(6)1971 to 2001.The researchers found there are three__________(7)as many cancer survivors today as there were thirty years ago.In 1971, the United States had about three million cancer__________(8).Today there are about ten million.The study also found that 64% of adults with cancer can expect to still be_______ (9)in five years,Thirty years ago,the five-year survival rate was 50%.The government wants to________(10)the five-year survival rate to 70% by 2010.The risk of cancer increases with age.The report says the majority of survivors are 65years and ________(11).But it says medical improvements have also helped children with cancer live ________(12)longer.Researchers say 80% of children with cancer will survive at least five years after the discovery.About 75% will survive at________(13)ten years.In the 1970s,the five-year survival rate for children was about 50%.In the 1960s,most children did not survive cancer. Researchers say they ________(14)moreimprovements in cancer treatment in the future.In fact,they say traditional cancer-prevention programs are not enough anymore.They say public health programs should also aim to support the_______(15)numbers of cancer survivors and their families. _________(10)
A.fix B.lower C.study D.increase正确答案D
