单项选择题

According to the author, an unborn baby ______.

A.is unable to identify his mother' s lullaby after birth
B.is able to identify his mother' s voice rather than that of others'
C.is able to help release adrenaline and other stress-related hormones
D.is able to distinguish French accent from Russian accent
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单项选择题
What is the chief purpose of double majors
A.To help graduates of history major become successful businessmen.
B.To provide liberal arts graduates with a method of meeting effectively the challenge in employment.
C.To extend their knowledge learnt in the college.
D.To moderate the tension between liberal arts and vocational faculties.
单项选择题
The obstacles in course sequences in academic schooling are indicated in all of the following EXCEPT ______.
A.the misguidance of major-selection in some of the institutions of higher learning
B.the current curriculum couldn't keep up with the development of the society
C.the inharmonious relation among the teaching faculties
D.the authorities of higher learning attach only little importance to course sequences
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