2017年12月英语四级阅读答案:试卷一仔细阅读1(沪江网校版)
作者:沪江网校
2017-12-16 11:56
答案
46. D) In what way it can be beneficial.
47. C) She got some idea from previous studies on birds and dolphins.
48. A) She monitored the brain activity of participants sleeping in a new environment.
49. C) She exposed her participants to two different stimuli.
50. B) They tended to perceive irregular beeps as a threat.
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