Verb Tenses Explained, With Examples

Structure/Formula
Subject + will have been + present participle + time reference
Examples

1. 
   I will have been working for five years by the time I finish this graduate program.
   
2. 
   Susan will have been living in New York for six months by the time she leaves for London.
   
3. 
   He will have been dozing all morning when the alarm goes off.
   
4. 
   She will have been painting for hours when her dad walks in.
   
5. 
   They will have been talking for over an hour before I arrive.
   

Past Future Tense
Simple Past Future Tense
Definition
Past Future Tense is a verb tense that expresses the idea that an action or event will occur later in time.
Structure/Formula
Subject + Would + Main Verb
Examples

1. 
   Tom and Bob told that they would study twice a week.
   
2. 
   She would tell her boss what she thought.
   
3. 
   We decided that I would go.
   

Past Future Continuous Tense
Definition
The Past Future Continuous Tense is used to indicate continuous or habitual action in the past that was interrupted by another later action.
Structure/Formula
Subject + should be / would be + Present Participle
Examples

1. 
   Tom told that he would be playing football tomorrow.
   
2. 
   I was aware that it would be storming today.
   
3. 
   You planned that you would be eating dinner with your family.
   

Past Future Perfect Tense
Definition
Past Future Perfect tense is a verb tense that is used to express actions that will happen in the future before something in the past. It is often used as a way to show cause and effect or a sequence of events.
Structure/Formula
Subject + should have/would have + Past Participle