just now和a moment ago表示一般过去时,is,am变(),如果是are要变()

来源:学生作业学帮网 编辑:学帮网 时间:2024/06/04 10:12:31

just now和a moment ago表示一般过去时,is,am变(),如果是are要变()

was were

is/am - was
are - were

was, were.