被动句咋改呀?

问题描述:

被动句咋改呀?
I eat an apple 的被动句是?
I ate an apple just now 的被动句是?
I am eating an apple 的被动句是?
I was eating an apple then .的被动句是?
I will eat an apple later 的被动句?
I would eat an apple的被动句是?
I have eaten an apple 的被动句是?
I had eaten an apple 的被动句是?
用初高中的知识来回答!

I eat an apple 的被动句是 an apple is eaten by me I ate an apple just now 的被动句是 an apple was eaten by me just now I am eating an apple 的被动句是 an apple is being eaten by me I was eating an app...