That was so serious a matter that I had no choice but ________ the police.A．to c_刷题宝

题干

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

A．to call in

B．call in

C．calling in

D．called in

上一题下一题 0.85难度单项选择更新时间:2010-05-12 10:08:40

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