英语 高三 词汇题 较难

定语从句与名词性从句复习 — 英语词汇题

沪外教版·英语(高中) 英语选择性必修 第二册 AI 三重审校通过

题目
Choose the correct word from each pair to complete the sentences. The researcher (whose / which) notes guided the investigation returned to the lab (where / that) the samples had been stored. (Whether / If) the labels were accurate remains unclear.