过去 I had a wonderful day.
I was having a wonderful day.
They were having a wonderful day.
I had had a wonderful day.
I had been having a wonderful day.
现在
I have a wonderful day.
He has a wonderful day.
I'm having a wonderful day.
We are having a wonderful day.
I have had a wonderful day.
I have been having a wonderful day.
未来
We will go to work.
We will be going to work.
We will have gone to work.
We will have been going to work.
虚拟语气would
I would have a wonderful day.
I would be having a wonderful day.
I would have had a wonderful day.
I would have been having a wonderful day.
虚拟语气should
I should have a wonderful day.
I should be having a wonderful day.
I should have had a wonderful day.
I should have been having a wonderful day.
