Happy Marriage, Happy Heart
　　Happily married people have lower blood pressure_____ 1 unhappily married people or singles, a Brigham Young University study says.
　　On the other hand, even having a supportive social network did not translate into a blood pressure benefit for singles or unhappily _____ 2 people, according to the study.
　　"There seem to be some unique health benefits from marriage. It’s not just being married _____ 3 benefits health - what’s really the most protective of health ’is having a happy_____ 4 ," study author Julianne Holt-Lunstad, a psychologist who specializes in relationships and health, said in a prepared statement.
　　The study included 204 married and 99 _____ 5 adults who wore portable blood-pressure monitors for 24 hours. The _____6 recorded blood pressure at random intervals and provided a total of about 72 readings.
　　"We wanted to capture participants’ blood pressure doing whatever they normally _____7 in everyday life. Getting one or two readings in a clinic is not really _____ 8 of the fluctuations that occur throughout the day," Holt-Lunstad said.
　　Overall, happily married people scored four points _____ 9 on the blood pressure readings than single adults. The study also found that blood _____ 10 among married people – especially those in happy marriages - _____ 11 more during sleep than in single people.
　　"Research has shown that people whose blood pressure remains high’ throughout the night are at _____12 greater risk of heart disease than people whose blood pressure drops," Holt-Lunstad said.
　　The study was published in the March 20 _____13 of the journal Annals of Behavioral Medicine.
　　The study also found that unhappily married adults have higher blood pressure than _____ 14 happily married and single adults.
　　Holt-Lunstad noted that married couples can encourage healthy habits in one _____ 15 , such as eating a healthy diet and having regular doctor visits. People in happy marriages also have a source of emotional support, she said.
　　練習(xí)：
　　1. A from B to C than D by
　　2. A married B engaged C linked D loved
　　3. A which B that C this D what
　　4. A life B marriage C partner D spouse
　　5. A young B old C single D experienced
　　6. A monitors B doctors C nurses D researchers
　　7. A take B do C make D want
　　8. A supportive B active C representative D protective
　　9. A most B lower C higher D least
　　10. A pressure B speed C level D flow
　　1. A stopped B dropped C rose D ran
　　12. A more B some C much D any
　　13. A page B number C copy D issue
　　14. A nor B both C neither D either
　　15. A another B each C other D every
　　答案：C　A　B　B　C　 A　B　C　B　A 　　B　C　D　B　A