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