The American police were trying to______down the criminal in a small town in Mexico.A．trac
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The American police were trying to______down the criminal in a small town in Mexico.
A．trace
B．pursue
C．track
D．search
请帮忙给出正确答案和分析，谢谢！
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正确答案：C
trackdown是固定搭配，意为“追捕(到)，对……追查到底”，如，trackdownabear／areference“搜寻到一只熊／找到一项参考资料”；pursue“追逐，追击，从事，进行”和trace“跟踪，查找”都是及物动词，后面直接跟宾语；search“搜寻，探求，调查"，为不及物动词，但它的后面要跟介词for。