问题描述：
The police __ for the thief for two years and finally he __ last month.
请问这道题的第一个空用现在完成时还是用过去完成时?为什么?
The police __ for the thief for two years and finally he __ last month.
A:has searched; was caught B:had searched; was caught
请问这道题的第一个空用现在完成时还是用过去完成时?为什么?
The police __ for the thief for two years and finally he __ last month.
A:has searched; was caught B:had searched; was caught
问题解答：
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