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