【题目】—My Dear! I've just missed the lecture.
—That's too bad.I'm sure you it if you had got up earlier.
A. could have caught B. had caught
C. would catch D. could catch
在线课程【答案】A
【解析】
试题分析：考查虚拟语气。句意：如果你起得更早，你可能已经赶上了演讲。此处与过去的事实相反，所以主句用would/could/might+have done形式，故选A。