[2018
年职称英语《理工
B类》补全对话模拟试题(
3)]职称英语理工
BMost people know that cigarette smoking is harmful to their health.Scientific research shows that it causes many kinds of diseases.In fact,many people who smoke get lung cancel However, Edward Gilson has lung cancer, and he has never smoked cigarettes.He l
ives with his wife,Evelyn,who has smoked about a pack of cigarettes a day throughout their marriage. __________.
(46)No one knows for sure why Mr. Gilson has lung cancer.Nevertheless,doctors believe that ...


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