howl

《簡單過去式》
I howled
You howled
He howled
She howled
It howled
We howled
You howled
They howled

《簡單現在式》
I howl
You howl
He howls
She howls
It howls
We howl
You howl
They howl

《簡單未來式》
I will howl
You will howl
He will howl
She will howl
It will howl
We will howl
You will howl
They will howl

《過去進行》
I was howling
You were howling
He was howling
She was howling
It was howling
We were howling
You were howling
They were howling

《現在進行》
I am howling
You are howling
He is howling
She is howling
It is howling
We are howling
You are howling
They are howling

《未來進行》
I will be howling
You will be howling
He will be howling
She will be howling.
It will be howling
We will be howling
You will be howling
We will be howling

《過去完成》
I had howled
You had howled
He had howled
She had howled
It had howled
We had howled
You had howled
They had howled

《現在完成》
I have howled
You have howled
He has howled
She has howled
It has howled
We have howled
You have howled
They have howled

《未來完成》
I will have howled
You will have howled
He will has howled
She will have howled
It will have howled
We will have howled
You will have howled
They will have howled

《過去完成行進》
I had been howling
You had been howling
He had been howling
She had been howling
It had been howling
We had been howling
You had been howling
They had been howling

《現在完成行進》
I have been howling
You have been howling
He has been howling
She has been howling
It has been howling
We have been howling
You have been howling
They have been howling

《未來完成行進》
I will had been howling
You will had been howling
He will had been howling
She will had been howling
It will had been howling
We will had been howling
You will had been howling
They will had been howling