2014年职称英语(卫生类)教材完形填空文章练习(4)

　　Diet, Alcohol Linked to Nearly One Third of Cancers
　　Diet is second only to1 tobacco as a leading____1____of cancer and, along with alcohol, is responsible for nearly one third of cases of the disease____2____developed countries, a leading researcher said on Tuesday.
　　Dr. Tim Key, of the University of Oxford, told a cancer conference that scientists are still discovering how certain foods contribute to____3____，but they know that diet, alcohol and obesity____4____a major role.
　　“Five percent of cancers could be avoided____5____nobody was obese,” he said.
　　While tobacco is linked to about 30____6____of cancer cases, diet is involved in an estimated 25 percent and alcohol____7____about six percent.
　　Obesity raises the____8____of breast, womb, bowel and kidney cancer, while alcohol is known to cause cancers of the mouth, throat and liver. Its dangerous impact is____9____when combined with smoking.
　　Key told the meeting of the charity Cancer Research UK_____10___other elements of diet linked to cancer are____11____unknown but scientists are hoping that the EPIC study, which is comparing the diets of 500,000 people in 10 countries and their risk of cancer, will provide some____12____.
　　Early results of the study have revealed that Norway, Sweden and Denmark have the the____13____consumption of fruit and vegetables among European countries while lta1y and Spain have the highest. Eating at____14____five portions of fruit and vegetables a day is recommended to reduce the risk of cancer.
　　Key , principal scientist on EPIC study, said it is looking at dietary links to some of the most common cancers____15____colorecta1, breast and prostate.
　　练习：
　　1.A.course B. cause C. court D. reason
　　2.A.on B. up C. in D. down
　　3.A.cancer B. health C. disease D. man
　　4.A.dance B. turn C. take D. play
　　5.A.while B. if C. unless D. since
　　6.A.percent B. countries C. people D. number
　　7.A.at B. in C. of D. for
　　8.A.risk B. degree C. presence D. place
　　9.A.reduced B. increased C. mysterious D. seen
　　10.A.whether B. why C. that D. if
　　11.A.still B. also C. although D. however
　　12.A.decisions B. questions C. answers D. needs
　　13.A.lowest B. enough C. daily D. perfect
　　14.A.home B. most C. least D. best
　　15.A.causing B. including C. illustrating D. defining