Zamanlarda aktif ve pasif özeti

PASSIVE USAGE OF TENSES (zamanların passive kullanımı)

ACTIVE	PASSIVE
Am/is/are + Ving	am/is/are being +V3
Do/does	am/is/are + V3
Have/ has + V3	have/has been V3
Was / were + Ving	was/ were being + V3
Did	was / were + V3
Had + V3	had been + V3
Will + V1	will be + V3
Am/is/are going to + V1	am/is/are going to be + V3
Will have + V3	will have been + V3
Examples:
Active : She has posted the letters.
Passive: The letters have been posted .
Active: They bought those shoes yesterday.
Passive: Those shoes were bought yesterday.
Active: Did they send the letters?
Passive: Were the letters sent ?