Have any clues been found that can help the police find the thief是定语从句还是宾语从句是被动句吗
问题描述：
Have any clues been found that can help the police find the thief是定语从句还是宾语从句是被动句吗
答
是定语从句, 主句（Have any clues been found）是被动句
答
that can help the police find the thief 是 any clues 的定语从句.
是被动句.
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