3-Present Perfect:
a-Form
I have
we have
you have +verb+ed (regular verbs)
they have irregular form(irregular
he has verb)
she has
it has
b-key words
just-recently-recent-until-yet-lately-
sofar-never-ever-already-before-after-
since+point of time
c-uses
action that started in the past ans
continue to the past (or have just finished
before the present).
eg- I have lost my keys.
eg-Tom has broken his phone.
eg-I have just eaten my breakfast.
eg-They have just arrived.
