I'm happy today.
I was happy yesterday.
It’s my birthday today.
It was my birthday yesterday.
You aren’t rich.
You weren’t rich.
She isn’t in the sports hall.
She wasn’t in the sports hall.
They are in Paris today.
They were in Paris yesterday.
We aren’t at school today.
We weren’t at school yesterday.
I am tired today.
I was tired yesterday.
I am not at my desk.
I wasn't at my desk.
It's hot and sunny today.
It was hot and sunny yesterday.
