【简介】感谢网友“雕龙文库”参与投稿，这里小编给大家分享一些，方便大家学习。
1)通常为实验开始前的动词不定式
2)实验目的=实验型文章的主题
抓住实验结果：实验结果-----直接结果和实验结论
Questions 21 to 25 are based on the following passage:
21. The purpose of George Spilichs experiments is _________.
A) to test whether smoking has a positive effect on the mental capacity of smokers
B) to show how smoking damages peoples mental capacity
C) to prove that smoking affects peoples regular performance
D) to find out whether smoking helps peoples short-term memory
22. George Spilichs experiment was conducted in such a way as to _________.
A) compel the subjects to separate major information from minor details
B) put the subjects through increasingly complex tests
C) check the effectiveness of nicotine on smokers
D) register the prompt responses of the subjects
23. The word bested most probably means ________.
A) beat B) envied
C) caught up with D) made the best of
24. Which of the following statements is true?
A) Active smokers in general performed better than deprived smokers.
B) Active smokers responded more quickly than the other subjects.
C) Non-smokers were not better than other subjects in performing simple tasks.
D) Deprived smokers gave the slowest responses to the various tasks.
25. We can infer from the last paragraph that _________.
A) smokers should not expect to become airline pilots
B) smoking in emergency cases causes mental illness
C) no airline pilots smoke during flights
D) smokers may prove unequal to handling emergency cases
1)通常为实验开始前的动词不定式
2)实验目的=实验型文章的主题
抓住实验结果：实验结果-----直接结果和实验结论
Questions 21 to 25 are based on the following passage:
21. The purpose of George Spilichs experiments is _________.
A) to test whether smoking has a positive effect on the mental capacity of smokers
B) to show how smoking damages peoples mental capacity
C) to prove that smoking affects peoples regular performance
D) to find out whether smoking helps peoples short-term memory
22. George Spilichs experiment was conducted in such a way as to _________.
A) compel the subjects to separate major information from minor details
B) put the subjects through increasingly complex tests
C) check the effectiveness of nicotine on smokers
D) register the prompt responses of the subjects
23. The word bested most probably means ________.
A) beat B) envied
C) caught up with D) made the best of
24. Which of the following statements is true?
A) Active smokers in general performed better than deprived smokers.
B) Active smokers responded more quickly than the other subjects.
C) Non-smokers were not better than other subjects in performing simple tasks.
D) Deprived smokers gave the slowest responses to the various tasks.
25. We can infer from the last paragraph that _________.
A) smokers should not expect to become airline pilots
B) smoking in emergency cases causes mental illness
C) no airline pilots smoke during flights
D) smokers may prove unequal to handling emergency cases
