单项选择题

That was so serious a matter that I had no choice but ______ the police.

A．called in
B．calling in
C．call in
D．to call m
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单项选择题
Her skirt had been so ______ in packing that she had to iron it before going out.
A．faded
B．tom
C．dirty
D．crushed
单项选择题
The most important ______ of his speech was that we Should all work whole-heartedly for the people.
A．element
B．spot
C．sense
D．point
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