我正在浇花(英语)的现在完成时,过去进行时一般过去时咋说?帮帮小弟吧!

问题描述:

我正在浇花(英语)的现在完成时,过去进行时一般过去时咋说?帮帮小弟吧!

I am watering the flowers.
I have watered the flowers.
I was watering the flowers at that time.
I watered the flowers.