Present Simple – I do
Present Continuous – I am doing
Present Perfect – I have done
Present Perfect Continuous. – I have been doing
Past Simple – I did
Past Continuous – I was doing
Past Perfect – I had done
Past Perfect Continuous – I had been doing
Future Simple – I will do
Future Continuous – I will be doing
Future Perfect – I will have done
Future Perfect Continuous. – I will have been doing
