Past Simple I ate pizza
Present simple I eat pizza
Future Simple I will eat pizza
Present Continuous I am eating pizza
Past Continuous I was eating pizzaFuture Continuous I will be eating pizzaPresent Perfect I have eaten pizzaPast Perfect I had eaten pizzaFuture Perfect I will have eaten pizzaPresent Perfect Continuous I have been eating pizzaPast Perfect Continuous I had been eating pizzaFuture Perfect Continuous I will have been eating pizza
I eat pizza
I will eat
Continuous
I was eating pizza
I am eating pizza
I will be eating
Perfect
I had eaten pizza
I have eaten pizza
I will have eaten
Perfect Continuous
I had been eating
I have been eating
I will have been eating