单项选择题

I am_______ of his methods which he spent two months researching; they seem not very scientific to me.

A．sturdy
B．skeptical
C．indefinite
D．hysterical
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单项选择题
She is only the_______ chairman, the real work is done by somebody else.
A．nominal
B．notorious
C．nutrient
D．negligible
单项选择题
The club will_______ new members the first week in September when the freshmen enter the university.
A．register
B．subscribe
C．enroll
D．accommodate
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