Mr smith_______with the company for 40 years by the time he retired.A would have worked B had workedC has worked D had been woring为什么选b 什么情况下可以选d

来源：学生作业帮助网 编辑：作业帮 时间：2024/07/31 22:50:45
xPJ@иpV~$f4A`-MRT YEďLtR9{`غ[iQmS$;&+2t苠!4@
Mr smith_______with the company for 40 years by the time he retired.A would have worked B had workedC has worked D had been woring为什么选b 什么情况下可以选d Mr mr mr. Mr. Mr. mr. Mr MR Mr Mr. mr. Mr mr. Mr. MR, MR Mr.