Structure of Tense

 1.Present Tense 

*Present Indefinite Tense : Sub + v1+ obj+ Ext.

*Present Continuous Tense : Sub + am/ is / are + verb এর সাথে ing+ obj + Ext.

*Present Perfect Tense: Sub + have/has + v3 + obj + Ext.

* Present Perfect Continuous Tense: Sub + have been / has been + verb এর সাথে ing + obj  + Ext.

2. Past Tense

* Past Indefinite  Tense : Sub + v2+ obj + Ext. 

*Past  Continuous   Tense : Sub + was / were + v1 + ing + Ext. 

* Past  Perfect Tense : Sub + had + v3 + Ext. 

* Past Perfect Continuous   Tense : Sub + had been + verb এর সাথে ing + Ext. 

3. Future Tense :

* Future Indefinite Tense :Sub + Shall / Will   + v1 + Ext. 

*Future Continuous  Tense : Sub + shall be / will be + v1 + ing + obj +  Ext. 

*Future Perfect Tense : Sub + shall have / will have + v3 + obj + Ext. 

* Future Perfect Continuous  Tense : Sub + shall have been / will have been + v1 + ing + obj + Ext.