research

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

《簡單現在式》
I research
You research
He researches
She researches
It researches
We research
You research
They research

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

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

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

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

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

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

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

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

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

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