单项选择题
Passage One Questions 26 to 29 are based on the passage you have just heard.
A.Popular. B.Effective. C.Discouraging. D.Controversial:
A.They are more likely to survive serious diseases today. B.Their average life span has been considerably extended. C.They have lived long enough to read this article. D.They are sure to enjoy a longer and happier life.
A.He prefers to wear jeans with a larger waist. B.He has gained some weight lately. C.He has been extremely busy recently. D.He enjoyed going shopping with Jane yesterday.