sustain

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

《簡單現在式》
I sustain
You sustain
He sustains
She sustains
It sustains
We sustain
You sustain
They sustain

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

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

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

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

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

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

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

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

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

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