完形填空 Scientists in Norway have some good news for coffee drinkers. Researchers have already found ev

完形填空
阅读下面短文，从短文后各题所给的四个选项（A、B、C和D）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。
Scientists in Norway have some good news for coffee drinkers. Researchers have already found evidence that the drink or the beans can help with weight loss, ___21___ one’s risk of developing some diseases, promote muscle growth, protect against certain types of cancers and can even reduce one’s risk of premature(早于预期的) death, among many other ___22___. Now it is said that a cup of ___23___ reduces physical pain.
The surprising finding is ___24___ a study involving 48 volunteers who agreed to spend 90 minutes performing computer tasks meant to finish office work. The tasks were known to ___25___ pain in the shoulders, neck, forearms and wrists. The researchers wanted to ___26___ how people with pain and those who were pain-free tolerated(忍受) the pain of such tasks. As a matter of convenience, the scientists allowed people to drink coffee before taking the test “to avoid ___27___ effects of caffeine lack, e.g. decreased vigor, sleepiness, and exhaustion.” they reported.
When it came time to analyze the data, the researchers from Norway’s National Institute of
Occupational Health and Oslo University Hospital noticed that the 19 people who drank coffee reported a ___28___ intensity(强度) of pain than the 29 people who didn’t. In the shoulders and neck, ___29___ the average pain was rated 41 (on a 100-point scale) among the coffee drinkers and 55 for the non-coffee drinkers. Similar gaps were found for all pain sites measured, and coffee’s obvious pain-reduction effect ___30___.
However, the authors of the study, which was published this week in the journal, BMC Research Notes, warn that the results of the study come with many ___31___. For starters, the researchers don’t know how much coffee the coffee drinkers consumed(消耗) before taking the computer tests. ___32___, they doubt whether the coffee drinkers and non-coffee drinkers were ___33___ in all aspects except for their coffee consumption. Problems like these tend to ___34___ the importance of the findings. But those doubts are ___35___ to trouble the coffee drinkers looking for any reason not to cut back on their daily caffeine habit.
21. A. take B. reduce C. increase D. face
22. A. trends B. advice C. benefits D. promotions
23. A. milk B. water C. coke D. coffee
24. A. based on B. fond of C. different from D. regarded as
25. A. cause B. indicate C. ease D. relieve
26. A. warn B. compare C. cure D. treat
27. A. unpleasant B. modest C. significant D. positive
28. A. lower B. higher C. shorter D. longer
29. A. in addition B. as a result C. for example D. in one word
30. A. turned up B. took up C. put up D. gave up
31. A. satisfaction B. uncertainties C. attention D. response
32. A. Moreover B. However C. Otherwise D. Nevertheless
33. A. guilty B. similar C. different D. proper
34. A. realize B. observe C. measure D. weaken
35. A. unlikely B. orderly C. jealous D. capable
【答案】21. B    22. C    23. D    24. A    25. A    26. B    27. A    28. A    29. C    30. A    31. B    32. A    33. B    34. D    35. A
【解析】