题目内容
He never regretted the anxious hours he had had ______ for the missing papers.
A.search B.searching C.searched D.to search
B
1. 把定语从句复原应为he had had anxious hours searching for the missing papers。
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题目内容
He never regretted the anxious hours he had had ______ for the missing papers.
A.search B.searching C.searched D.to search
B
1. 把定语从句复原应为he had had anxious hours searching for the missing papers。