countersign

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

《簡單現在式》
I countersign
You countersign
He countersigns
She countersigns
It countersigns
We countersign
You countersign
They countersign

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

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

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

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

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

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

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

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

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

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