单项选择题

Human facial expressions differ from those of animals in the degree to which they can be ______ controlled and modified.

A．deliberately
B．consequently
C．originally
D．absolutely
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单项选择题
In the morning Bernard was pale and his hand trembled too much even to lift his coffee cup, ______ butter his toast.
A．as well as
B．rather than
C．or else
D．let alone
单项选择题
A scientific law is liable at any time to need modifying. This happens when fact is discovered which seems to ______ what the law would lead one to expect.
A．prove
B．support
C．contradict
D．discourage
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