单项选择题

________to find the proper job, he decided to give up job-hunting in this city.

A．Failed
B．Being failed
C．To fail
D．Having failed
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单项选择题
The policeman saw the thief ________he appeared on the street corner.
A．not until
B．as long as
C．the moment
D．only if
单项选择题
This company has two branches: one in Paris and________ in New York.
A．another
B．one other
C．the other
D．other
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