英语 高三 填空题 标准 ★ 精品

过去完成时与过去完成进行时 — 英语填空题

译林版·英语(高中) Unit 3 Back to the past AI 三重审校通过

题目
When the lights failed at 6 p.m., the researchers ___ (copy) the inscription for forty minutes and were still on its first line. By then, they ___ (record) all twelve measurements in their notebook.