see a koala (no)
I haven´t seen a koala yet.
see Star Wars (yes)
I´ve already seen Star Wars
learn how to say "hello" in Chinese (yes)
I´ve already learnt how to say "hello" in Chinese
buy a present (yes)
I have already bought a present.
eat pizza (no)
I haven´t eaten pizza yet.
make my halloween costume (yes)
I´ve already made my Halloween costume.
write a book (no)
I haven´t written a book yet.
have a bath (yes)
I´ve already had a bath.
take the tash out (yes)
I´ve already taken the tash out.
hear their new album (no)
I haven´t heard their new album yet.
go swimming (yes)
I have already gone swimming.
be to Australia (no)
I haven´t been to Australia yet.
phone grandma (no)
I haven´t phoned grandma yet.
feed the cat (no)
I haven´t fed the cat yet.