MATH 5

1. The Perfect Progressive
Aspects of Verb

2. Verb – a word that is a part of a sentence used
to describe an action.
4 aspects of a verb:
• Simple
• Perfect
• Progressive
• Perfect progressive

3. The progressive aspect refers to the
completed portion of an ongoing action.
The verb usually involves have been or
had been with the verb that ends in –ing.
• Past perfect progressive
– Describes a continuous action that had taken
place and was completed in the past.
– had been + present participle
Example:
We had been writing.
They had been working on their research paper
the entire night.

4. • Present perfect progressive
–Describes a continuous action that began in
the past and continues to the present.
–Has/have been + present participle.
Example:
She has been diving.
They have been eating.
They have been working on their research
paper since last night.

5. • Future perfect progressive
–Describes a continuous action that will
continue and be completed in the future.
–Will have been + present participle
–Will have to be + present participle
Example:
They will have to be working on the research
paper until tomorrow night to finish
everything.
He will have been driving.