Present Perfect

have worked, have gone, has - been

has workied, has gon, have - be

has worked, have gone, have - been

have work, has gone, have - be

have traveled

has traveled

have travel

has travel

The Chinese have invented printing.

She has lost her keys. That’s why she can’t open the door.

We have traveled to Japan last year.

He is working on his project;

They will be arriving soon;

I have never seen that movie.

don’t finish;

hadn’t finished

haven’t finished;

didn’t finish;