ACTIVE VOICE
Subject performs the action denoted by the verb
PASSIVE VOICE
Subject of the sentence is acted on by the verb.
1) simple present
2) simple past
3) simple future
4) past future
5) present perfect
6) past perfect
7) future perfect
8) past future perfect
9) present continous
10) past continuous
Besides be+ p.p., there is get + p.p., modal verb + be + p.p.;
