You must have seen him off yesterday,A.haven't you B didn't you C.musn't you D needn't you答案选

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/28 17:06:08
You must have seen him off yesterday,A.haven't you B didn't you C.musn't you D needn't you答案选
xJ@_\4$/HnlIJֶBD .d-}af`*"n.fҡYb;P6EMSUEAK]n϶Ǝn*ES>4l%xd [eIޏVBN)b;"xyF7Z?% iP/s,^+^zDZM6z,8,wf`Ϭ3G%ܱ$Ə'̏2l*d2/>U^VҪ@-մ@i*Z/75lHY{S9

You must have seen him off yesterday,A.haven't you B didn't you C.musn't you D needn't you答案选
You must have seen him off yesterday,A.haven't you B didn't you C.musn't you D needn't you答案选

You must have seen him off yesterday,A.haven't you B didn't you C.musn't you D needn't you答案选
must + have + done 是对过去情况的推测,当陈述部分没有明确的表示过去的时间状语时,附加疑问要用have的相应形式;当陈述部分有明确的过去时间状语时,附加疑问要用过去时.
You must have lived here for a long time ,haven’t you
You must have seen him yesterday ,didn’t you