阅读下面短文，掌握其大意，然后从36至50各题所给的四个选项（A、B、C、D）中,选出最佳选项，并在答题卡上将该项涂黑。
People who are cheerful and relaxed are less likely to suffer from colds．It's
36 that being full of vim（活力） and vigor（精力） helps the body
37 illnesses, say the researchers from Carnegie Mellon University（CMU） in Pittsburgh．
"We need to take more seriously the possibility that a
38 emotional style is a fighter player in disease risk," says psychologist Sheldon Cohen, the study's lead researcher．
In a previous study, Cohen and his colleagues found that people who
39 to be cheerful and lively were
40 likely to develop sniffles, coughs, and other cold symptoms （症状）．
Those findings were interesting, but they didn't prove that a person's
41 affects whether he or she gets sick．
42 it was still possible that a person's underlying personality is
43 matters．
44 suggests, for instance, that certain people are naturally more likely to be outgoing（外向的）and
45 , with high self-respect and a sense of
46 over life．This would mean that who we are, not how we feel, finally decides our
47 of catching colds．
To figure out which mattered more （personality or
48 ）, the CMU team
49 193 healthy adults．The researchers talked to each person over the phone every evening for 2 weeks．They told the researchers about the positive and negative
50 they had experienced that day．
The results showed that everyone in the study was
51 likely to get infected．Their symptoms（征兆）, however,
52 depending on the types of emotions that they had reported over the
53 2 weeks．
Scientists
54 about whether negative emotions or positive emotions have a stronger
55 on how healthy we are．For now, it can't hurt to look on the bright side more often than not!
| 小题1: | | A．necessary | B．possible | C．doubtful | D．certain |
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| 小题2: | | A．fight | B．reduce | C．stop | D．remove |
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| 小题3: | | A．negative | B．standard | C．passive | D．positive |
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| 小题4: | | A．failed | B．managed | C．tended | D．had |
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小题5:A, most B．least C．quite D．indeed
| 小题6: | | A．thought | B．attitude | C．strength | D．quality |
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| 小题7: | | A．Instead | B．Therefore | C．Thus | D．Still |
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| 小题9: | | A．Theory | B．Reason | C．Evidence | D．interview |
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| 小题10: | | A．active | B．optimistic | C．brave | D．healthy |
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| 小题11: | | A．control | B．humour | C．direction | D．urgency |
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| 小题12: | | A．attitudes | B．sufferings | C．chances | D．emotions |
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| 小题13: | | A．qualities | B．ideas | C．emotions | D．conditions |
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| 小题14: | | A．examined | B．watched | C．tested | D．interviewed |
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| 小题15: | | A．characters | B．feelings | C．attitudes | D．thoughts |
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| 小题16: | | A．equally | B．less | C．most | D．hardly |
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| 小题17: | | A．occurred | B．differed | C．suffered | D．reduced |
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| 小题18: | | A．same | B．exact | C．valuable | D．previous |
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| 小题19: | | A．talk | B．know | C．argue | D．think |
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| 小题20: | | A．effect | B．feeling | C．impression | D．impact |
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