concern

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

《簡單現在式》
I concern
You concern
He concerns
She concerns
It concerns
We concern
You concern
They concern

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

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

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

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

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

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

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

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

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

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