单项选择题

She won't contact you, ______ something unforeseen happens.

A．as
B．since
C．though
D．unless
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单项选择题
The town is famous for its ______ bridge.
A．unique grey ancient stone
B．grey unique ancient stone
C．unique ancient grey stone
D．ancient grey unique stone
单项选择题
His tastes and habits with those of his wife.
A．combine
B．compete
C．coincide
D．compromise
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