英语 高三 选择题 较难

虚拟语气表达假设决策 — 英语选择题

沪教版·英语(高中) Unit 1 Decisions AI 三重审校通过

题目
与过去事实相反的假设决策需用虚拟语气。选择正确的一项:If Jack ___ that the deadline had been moved forward, he ___ his travel plans accordingly and avoided the extra costs. A. knew; would change B. had known; would have changed C. has known; will change D. would know; changed