offer的过去式是加ed还是双写r加ed?offered还是offerrd?

来源：学生作业帮助网编辑：作业帮时间：2024/05/03 23:21:11

offer的过去式是加ed还是双写r加ed?offered还是offerrd?
offer的过去式是加ed还是双写r加ed?
offered还是offerrd?

offer的过去式是加ed还是双写r加ed?offered还是offerrd?
offer重音在前面的o上,无须双写r,所以是offered

直接加ed

当然是offered。