---Wasityouthatmadethesuggestion?---It________havebeen．Ican'tremembe

发布时间：2020-08-07 03:45:43

---Was it you that made the suggestion?---It ________ have been．I can't remember．A.needB.mustC.mayD.should

网友回答

C解析考查情态动词的推测用法。根据所学知识，结合四个选项分析，表推测的情态动词只能用must和may，再结合后文I can't remember，确定选项C。难度中等。
以上问题属网友观点，不代表本站立场，仅供参考！