单项选择题

After months of testing, the Russian space scientist______a space suit that works better than any in history.

A．came up with
B．put up with
C．ran out of
D．ran up against
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单项选择题
I enjoy listening to records. I find records are often ______, or better than actual performances.
A．as good
B．as good as
C．so good as
D．so good
单项选择题
Native people in poor countries who cannot afford modern medicine use mixtures of herbs to ______ diseases.
A．kill
B．drive
C．stop
D．treat
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