英语 高三 填空题 较难 ★ 精品

虚拟语气表示与过去事实相反 — 英语填空题

外研社版·英语(高中) Unit 3 War and peace AI 三重审校通过

题目
The peacekeepers discovered the missing supply records after the ceasefire. If the clerk ___ (copy) them before the archive was damaged, the investigators ___ (identify) the source of the shortages sooner.