The taxi driver and began to rob his passenger with a fruit knife when suddenly a policem

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A. pulled away
B. pulled out
(答案→)C. pulled over
D. pulled through
解析：考查固定词组，pulled through意思“通过拉”，pulled out意思“拔出”，pulled over意思“靠边停车”，pulled away意思“拉开”，句子意思“出租车司机靠边停车，开始用水果刀抢乘客这时候突然一个警察出现了”