单项选择题

A．public
B．individual
C．private
D．personal
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填空题
A new high-performance contact lens under development will not only correct ordinary vision defects ______ (而且还可以提高正常的夜间视力) as much as five times.
单项选择题
A．countedB．agedC．survivedD．lived
A．counted
B．aged
C．survived
D．lived
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