---Isenthimthedictionarybymailthismorning.---You____that;he'&#39

发布时间：2020-08-13 16:04:31

--- I sent him the dictionary by mail this morning .
--- You ____ that; he''s ing tomorrow afternoonA.needn''t have doneB.didn''t have toC.needn''t doD.mustn''t do

网友回答

A解析表示“不必做某事但事实上已做了，”应用“needn''t +不定式的完成式”。
以上问题属网友观点，不代表本站立场，仅供参考！