题目内容
1. 原来那对夫妇就是向警方提供重要信息的人。
___________________________ were the people________________________________________ the police.
1. It turned out that the couple; who provided important information for
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题目内容
1. 原来那对夫妇就是向警方提供重要信息的人。
___________________________ were the people________________________________________ the police.
1. It turned out that the couple; who provided important information for