oversleep的过去式和过去分词
Oversleep 的过去分词和过去式：overslept
Sleep 的过去分词和过去式都是 slept。
例句：
I meant to go running this morning, but I overslept.我今天早晨打算去跑步，但是我睡过头了。
Today I overslept, but I can work any time, for me to decide!今天我睡过头了，但俺啥时间工作都可以，由我决定！
If she hadn't called me, I would have overslept this morning.要是她没有给我打电话，我今天早上就会睡过头了。
