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