sleep的过去式,过去式和过去分词表

动词过去式: begin→________ began , beat→________ beat , shoot
eating (-ing形式) ate (过去式) eaten( 过去分词)吃 24.sleep (v.
keep(v.)→________ sleep (v.)睡觉 wake(v.)醒来→_____ 11.
过去式 1.play mend repair fill act 2.
如: eight hours of sleep is enough.