英语 句型题 标准

核心名词与形容词辨析 — 英语句型题

大学英语四级(CET-4) 核心词汇与语法 AI 三重审校通过

题目
The professor emphasized that the ______ of the research team to the primary data sources was a prerequisite for the validity of their findings, noting that merely having the time to work was not sufficient without proper authorization.