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Most people agree that a pet adds joy to a person’s life. Scientists are now finding that having a pet may keep its owner_________ . And good health may add years to a person’s life.

Scientists have been ________the tie(关系) between pets and health for years. In 1990, a study was done with people aged 65 and older. It _________that pet owners went to the doctor less than people ________pets. Do pets make people _________? Are people able to handle their everyday lives better? Alan Beck, who is a researcher, says that _________the answer to the questions is yes, then having pets may be a good idea.

Can pets also help people live longer? Rebecca Johnson did a study to _________. Johnson teaches nurses how to care for ________people. Her study shows that having pets may cause people to _________more slowly.

The human body makes many chemicals. Some of the chemicals make people feel _________. Others make people feel bad. In Johnson’s _________, levels of the “good” chemicals ________when people were around pets while levels of the “bad” chemicals went down. The good ________seemed to slow the aging of cells. If this is ________, maybe people should spend more time with their ________. Then people might feel better and _________longer.

You might be allergic(过敏的) to pets. Or you may not want to ________a pet. Never fear. A robotic, or computer pet may be just the thing for you.       Scientists are testing computer pets, like the robotic dog AIBO. They want to see if _______pets can help people the way _________dogs do.

Will a robotic pet ________the real pet sitting with you on the sofa? Something tells us that it will probably become a reality.

1.A. excited   B. mad   C. hurried   D. healthy

2.A. carrying out   B. making up   C. looking at   D. breaking down

3.A. showed   B. warned   C. reminded   D. advised

4.A. through   B. beyond   C. against   D. without

5.A. busier   B. happier   C. funnier   D. angrier

6.A. though   B. if   C. until   D. unless

7.A. find out   B. put out   C. look out   D. set out

8.A. sick   B. friendly   C. lovely   D. old

9.A. move   B. grow   C. age   D. walk

10.A. bored   B. good   C. sleepy   D. surprised

11.A. study   B. work   C. story   D. case

12.A. changed   B. varied   C. fell   D. rose

13.A. sides   B. chemicals   C. studies   D. dogs

14.A. unusual   B. important   C. true   D. impossible

15.A. neighbors   B. friends   C. pets   D. children

16.A. live   B. wander   C. stay   D. travel

17.A. head for   B. search for   C. cheer for   D. care for

18.A. baby   B. computer   C. family   D. toy

19.A. brave   B. faithful   C. real   D. quiet

20.A. destroy   B. accompany   C. improve   D. replace

高一英语七选五中等难度题

少年,再来一题如何?
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