Heisunabletoanswerthequestionsabo

发布时间：2020-07-27 03:46:51

He is unable to answer the questions about the new text. He ________ it yesterday.A.must have previewedB.ought to previewC.ought to have previewedD.should preview

网友回答

C
以上问题属网友观点，不代表本站立场，仅供参考！