Active and Passive Verb Tenses

Active voice and Passive voice, Active and Passive Verb Tenses in english, present simple, present continuous, present perfect, past simple, past continuous, past perfect, future simple, infinitive, modals;  

Tense	Active	Passive
Present simple	Reporters write news reports	News reports are written by reporters
Present continuous	Michael is baking a brownie	A brownie is being baked by  Michael.
Past simple	The company hired new workers last year.	New workers were hired by the company last year.
Past continuous	The salesman was helping the customer when the thief came into the store.	The customer was being helped by the salesman when the thief came into the sotre.
Present perfect	They have already discussed the book.	The book has already been discussed.
Past perfect	He had delivered the letters.	The letters had been delivered.
Future simple	The company will hire new workers.	New workers will be hired by the company.
Infinitive	She has to deliver the letters.	The letters have to be delivered.
Modals	She must deliver the letters.	The letters must be delivered.