《簡單過去式》
I fretted
You fretted
He fretted
She fretted
It fretted
We fretted
You fretted
They fretted
《簡單現在式》
I fret
You fret
He frets
She frets
It frets
We fret
You fret
They fret
《簡單未來式》
I will fret
You will fret
He will fret
She will fret
It will fret
We will fret
You will fret
They will fret
《過去進行》
I was fretting
You were fretting
He was fretting
She was fretting
It was fretting
We were fretting
You were fretting
They were fretting
《現在進行》
I am fretting
You are fretting
He is fretting
She is fretting
It is fretting
We are fretting
You are fretting
They are fretting
《未來進行》
I will be fretting
You will be fretting
He will be fretting
She will be fretting.
It will be fretting
We will be fretting
You will be fretting
We will be fretting
《過去完成》
I had fretted
You had fretted
He had fretted
She had fretted
It had fretted
We had fretted
You had fretted
They had fretted
《現在完成》
I have fretted
You have fretted
He has fretted
She has fretted
It has fretted
We have fretted
You have fretted
They have fretted
《未來完成》
I will have fretted
You will have fretted
He will has fretted
She will have fretted
It will have fretted
We will have fretted
You will have fretted
They will have fretted
《過去完成行進》
I had been fretting
You had been fretting
He had been fretting
She had been fretting
It had been fretting
We had been fretting
You had been fretting
They had been fretting
《現在完成行進》
I have been fretting
You have been fretting
He has been fretting
She has been fretting
It has been fretting
We have been fretting
You have been fretting
They have been fretting
《未來完成行進》
I will had been fretting
You will had been fretting
He will had been fretting
She will had been fretting
It will had been fretting
We will had been fretting
You will had been fretting
They will had been fretting