【题目】You _______ here last week if you were really worried about your work.
A. ought to come B. ought to be coming
C. ought to have come D. ought have come
在线课程【答案】C
【解析】
试题分析：考查动词时态和语态。句意：如果你真的很担心你的工作，你应该上星期到这儿来的。这里用的是虚拟语气，表示于过去事实相反的假设。所以主句应该用过去完成时，should/would/ought to +have+过去分词，故选C。