I have been an engineer for more than ten years,but I was once a worker for three years.这里was once a worker 为什么不是had been a worker?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/08 06:45:05
x)TH,KUHJMSHSHKKM-RH/R/JU(
e+SuJK<SK2RS!^SݓnxɎg3g$@*I*ҧ4;dOg/ )ܱiSV