Human beings are sure to grow old and have a certain life span.But People have always dreamed of__36__ eternally young. Some people have gone_37_ in the_38_ of finding eternal life. Others have spent __39__ trying to stop the signs of age and extend their natural life. It seems that their efforts must_40__ . And yet,some people today take the idea very seriously that it is_41_ to keep our bodies young and to live much longer than we do now.
One man_42__ believes this is Dr Aubrey de Grey, a scientist based in Cambridge, UK. Dr de Grey is __43__ that in about 20 years, we will have the__44_ to extend a person’s life considerably. In fact, he__45__ that people will be able to remain young-looking and physically and __46__ active for 1,000 years！
Before he got his PhD__47__ biology from Cambridge University, de Grey was a software engineer. It was his training as a software developer__48__ helped him see certain aspects of human biology__49__ a new way. For example, instead of seeing the ageing __50__ as something natural and inevitable, de Grey sees it as a problem that __51_ a solution. Ageing, Dr de Grey says, is like a disease. If we can__52_ it, we can stop the ageing process and even __53__ it.
He began by asking why people’s bodies change and become weak when they get older,__54__ why the age. He identified seven causes of ageing. He believes that science is very close to __55__those causes of ageing.
36.A. remaining B. becoming C.looking for D.getting
37.A.stupid B. mad C. desperate D indignant.
38 A.hope B. pursuit C. way D.chase
39.A.properties B. asserts C.fortunes D.belongings
40.A.succeed B. fail C strengthen. D.reduce
41.A.important B.possible C.impossible D.unbelievable
42.A.which B. that C.he D.who
43.A. convincing B. believed C.convinced D.believing
44.A. capability B. chance C.possibility D.method
45.A. guesses B. predicts C.declares D.annouces
46.A.emotionally B. psychologically C. spiritually D.mentally
47.A.in B.of C.for D.with
48.A.which B.that C.who D.how
49.A. by B.with C.in D.on
50.A. procedure B.proceeding C. progress D.process
51.A.wants B.needs C. has D.raises
52.A.cure B treat. C.deal with D.defeat
53.A.increase B.reverse C. diverse D.refuse
54.A.in other words B. regardless of C. by way of D.in spite of
55.A.stop B.stopping C. find D.finding