单项选择题

Does brain power ______as we get older Scientists now have some surprising answers.

A．descend
B．decline
C．deduce
D．collapse
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单项选择题
His description gave us a ______of what things were like in that part of the country.
A．glimpse
B．glance
C．glare
D．gleam
单项选择题
______ much advice you give him, he does exactly what he wants.
A．Whatever
B．Whichever
C．What
D．However
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