- PRESENT SIMPLE
When the AUXiliary is DO (do, does), the main Verb is a bare INFINITIVE
- PRESENT CONTINUOUS
When the AUXiliary is BE (am, is, are), the main Verb is a GERUND (-ing)
- MODAL AUXILIARIES
When the modal AUXiliary is CAN, the main Verb is a bare INFINITIVE
ALWAYS AND FOREVER!!
- I get up at six – I don’t get up at seven – What time do you get up?
- I am watching TV – I am not listening to English! – Are you waiting for me?
- I can speak English – I can’t play the guitar – Can you drive?