Tense | Active voice | Passive voice | important |
|---|---|---|---|
Present Simple | He delivers letters | The letters are delivered | s : -ed |
Past Simple | He delivered the letters | The letters were delivered | _ : was / were |
Present Perfect | He has delivered the letters | The letters have been delivered | _ : been |
Future Simple | He will deliver the letters | The letters will be delivered | will : will be + -ed |
Past Perfect | He had delivers letters | The letters had been delivered | -s : been + -ed |
Present Continuous | He is deliving letters | The letters are being delivered | -ing : being + -ed |
Past Continuous | He was delivering the letters | The letters were being delivered | -ing : being + -ed |
Infinitive | He had to deliver the letters | The letters have to be delivered | had to : has / have to be |
Modals | He may deliver the letters | The letters may be delivered | may : may be + -ed |
(Modal+be+Past part.) | He must deliver the letters | The letters must be delivered | must : must be -ed |
