We______her letter last week.We don't know what has happened to her.A.must receiveB.must have receivedC.oughted to receiveD.ought to have received感觉是虚拟语气,但是B和D有本应该的意思吗?

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/19 16:10:07
xTRA޹~ %XZL MR`;@4j(EHDd̿`w*0T{sOw ?_D_!/DBVdCח%c{ mH(A"Uq=I"FP=^dE?_*Z/CGZlY$JI{y~Zݭ|vx:GϷZd Anfym9O`OV ! t ͢&]$e/넝cg$=?P)n/ gvqh~ϛEXkc&S1=eU1fK&Md.ƕQ'ᅴhZ6@;dy"!ǺXirmznb+/dGnj7]SLp:doBL45w5*_ S"HRf-n$Ѽ- ]SmSa"ߙ v+yy\jES= +POVv tRgd