单项选择题

A．while
B．before
C．because
D．untill
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单项选择题
A．Take the subway.B．Take a bus.C．Take a taxi.D．Hurry to the convention.
A．Take the subway.
B．Take a bus.
C．Take a taxi.
D．Hurry to the convention.
单项选择题
A．obligedB．confinedC．accustomedD．related
A．obliged
B．confined
C．accustomed
D．related
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