单项选择题

It will rain, ______ the barometer is falling.

A．so
B．for
C．as
D．since

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单项选择题

I regret ______ you that I can't go to Hangzhou for a visit next Sunday with you, because I've caught a had cold.

A．to tell
B．telling
C．tell
D．having told

单项选择题

When the Victorians had family reunions, the hosts went ______ their way to entertain the guests.

A．in for
B．over
C．out of
D．back on

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