Usage of Tenses with their Structures

PRESENT             PAST                FUTURE Simple A.V: Subject+ V1+O P.V.O + Is/am/are+ V3+by+S         Rule: Third person Singular subject takes ‘-s’or  ‘es’ after  verb. Use:To indicate present habit/usual action A.V.:Subject+V2+O P.V:O+was/were+V3+by+S USE: 1)Indicates  action completed in past. 2)Indicates habit/usual  in past. A.V.: Subject+shall/will+V1+O P.V.:Object+shall/will+be+V3+by+S Use: Indicates Future action Continuous A.V:Subject+is/am/are+v-ing+O P.V.:O+is/am/are+being+V3+by+S Use:1)Indicates that the action is continue now. A.V : Subject+was/was +v-ing+O. P.V.:O+Was/were +being+V3+by +S Use:1) Indicates that action was continue at a particular moment in Past A.V.: Subject+Shall/will+be +V-ing+O No Passive Use: 1)Indicates that the action will be continue at a particular moment in future. Perfect A.V.:Subject+have/has+V3+O P.V.:Objective+have/has+been+V3+by+S Use: 1)Indicates that something just happened. 2) To indicate that something happened in the past but it has influence on present. A.V.: Subject+had+V3+O P.V: Object+had +been+V3+by +S Use: 1) To indicate first action of the two actions which took place in the past. A.V.:Subject+shall have/will have+ V3+O P.V.: Object+ Shallhave/will have+been+V3+by S Use: 1)To indicate that the action  will be over by a particular moment in past. Continuous Perfect A.V.: Subject +have/has +been+v-ing+O P.V : No Passive Use: 1) To indicate that the action is continue for long time(Stated in past continue at present & will continule in future) A.V.: Subject +had +been + v-ing+O  P.V : No Passive Use: 1)To indicate that the action was continue in past for long time. A.V.: Subject + shall/will + have                   +been+v-ing+O P.V : No Passive Use: 1)To indicate that the action will be continue at a particular moment in future for long time.