it contains past tense. you can learn past tense through this power point presentation. it contains past perfect continuous, past perfect continuous,past perfect, past continuous,past indefinite. thank you

1. PAST TENSE
Past Indefinite
Past Continuous
Past Perfect
Past Perfect Continuous

2. Past Indefinite
It is used to describe
past situation, past
action and past habits.
Example: I was ill.
He went to school.
I used to go to school.
Formation: Sub.+ verb (past)+ obj.+ …

3. Past Continuous
It is used to describe any
action which was going on
in the past.
Example: He was going to school.
Formation: Sub.+ was/were+ verb+ ing+ obj.+ …

4. Past Perfect
It is used to describe any action which happened
before any other action in the past.
Example: The patient had died before the doctor
came.
Formation: Sub.+ had+ verb(p.p)+ obj.+…?

5. Past Perfect Continuous
It is used to describe any action which was
going for sometime in past.
Example: She had been singing when I
reached her house.
Formation:
Sub.+ had+ been+ verb+ ing+ obj.+…?

6. Past Perfect Continuous
It is used to describe any action which was
going for sometime in past.
Example: She had been singing when I
reached her house.
Formation:
Sub.+ had+ been+ verb+ ing+ obj.+…?