stiffen

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

《簡單現在式》
I stiffen
You stiffen
He stiffens
She stiffens
It stiffens
We stiffen
You stiffen
They stiffen

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

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

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

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

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

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

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

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

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

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