用A～E将下列句子排列成一段完整的对话。
(    ) （1） I hurt my knee yesterday .
(    ) （2） What did you do yesterday ?
(    ) （3） I jumped and jumped on the bed ,then I fell off the
bed and bumped my knee .
(    ) （4） Be careful next time .Don’t go out before your knee got well .
(    ) （5） What happened to you ?