单项选择题

They spent all their spare time ______ their spare money, on their experiments.

A．as much as
B．as well as
C．as long as
D．as soon as
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单项选择题
This album is ______ as it was the only one ever signed by the President.
A．unusual
B．unique
C．rate
D．special
单项选择题
The book seems to have been ______ from various books and articles.
A．pieced together
B．taken off
C．broken away
D．pulled out
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