学位英语

Friends May Be Key to Living Longer

Looking for the secret of a long life? Look closely at your friends. New research suggests that having a strong network of friends helps people live longer.

"Older people with better social networks of friends were less likely to _____(1)over a 10-year follow-up (随访) period than older people with _____(2) friends networks，" Lynne C. Giles of Flinders University in Australia told Reuters Health.

But in what may come as a surprising finding to older people _____(3) rely on their children and other relatives， having a large network of relatives was not associated with longer life， according _____(4) Giles and her colleagues."

Of course， that is not to say that social networks _____(5) children and other relatives are not important in many other ways，" Giles said.

Study after study has shown that elderly people who _____(6) connected with lots of people tend to live longer lives. _____(7)， few studies have examined whether different types of relationships - with friends， partners， children and _____(8) relatives - have different effects on longevity (长寿).

Giles's team set out to examine the relationship between various types of social networks and _____(9) in a group of almost 1，500 Australians who were at least 70 years _____(10). Volunteers answered _____(11) about their social networks and then were followed for 10 years.

The researchers took into account several factors that could have influenced how long a person lived，_____(12) sex， age， health and smoking status.

What the study showed was _____(13) older people who reported better social networks of friends were _____(14) likely to be alive at the end of the study than people with fewer friends.

But relationships with children and other relatives did not have _____(15) effect on survival in the study.

1 A die B live C work D stay

2 A stronger B larger C poorer D newer

3 A which B whom C who D those

4 A to B at C on D by

5 A by B on C in D of

6 A are B is C was D were

7 A However B Once C Further D Moreover

8 A older B richer C other D some

9 A longevity B loneliness C activity D happiness

10 A big B long C ago D old

11 A questions B doubts C studies D tests

12 A including B taking C accepting D offering

13 A if B when C that D this

14 A more B less C very D most

15 A each B every C all D an

答案：

1. A 2. C 3. C 4. A 5. D

6. A 7. B 8. C 9. A 10. D

11. A 12. A 13. C 14. A 15. D

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