thumbtack

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

《簡單現在式》
I thumbtack
You thumbtack
He thumbtacks
She thumbtacks
It thumbtacks
We thumbtack
You thumbtack
They thumbtack

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

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

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

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

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

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

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

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

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

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