作业帮is过去式是什么
来源：学生作业帮助网 编辑：作业帮 时间：2024/07/02 02:06:38
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is过去式是什么
is过去式是什么
is过去式是什么
is 的过去式 was
is 的过去分词 been
was
was
was
was
was
be动词：
is 过去式：was
are 过去式：were
亲 望采纳哦！
唉！饿死。