[Grammar] Past Participle as verb and adjective

[Checkmate]

"It is eaten = it has been eaten"

"It has eaten the food for 3 times = he ate the food (time expression)

is/was is used for something happened to yourself

have/has/had is used for something you do/did to someone else

Am I right?

 

[bhaisahab]

"It has eaten the food for 3 times" this makes no sense.

 

[Checkmate]

"It has eaten the food for 3 times" this makes no sense.

Is "it" pronoun doesn't make sense in this sentence?

 

[Matthew Wai]

'It has eaten the pet food three times.'
Will it make sense if 'It' refers to a pet?

Not a teacher.

 

[Checkmate]

'It has eaten the pet food three times.'
Will it make sense if 'It' refers to a pet?

Not a teacher.

I would like to say "he has eaten" but I didn't want people confuse with "it is eaten" sentence

 

[Tdol]

'It has eaten the pet food three times.'
Will it make sense if 'It' refers to a pet?

Possibly, though we generally refer to pets as he/she. It would work better for an animal that isn't a pet IMO, like a farm animal.

 

[SoothingDave]

is/was is used for something happened to yourself

have/has/had is used for something you do/did to someone else

Am I right?

No.

 

[Checkmate]

No.

Can you explain me the difference between is/was and have/has/has?

 

[bhaisahab]

The first ( is/was) are forms of the verb "to be" and the second (have/has/had) are forms of the verb "to have".