Present Perfect Negative 8

PRESENT PERFECT PRZECZENIA – REZULTATY
Brak wykonania czynności (w przeszłości) powoduje problem TERAZ.
I can’t open the door because I (not / find) my keys.
Look at the sky. The sun (not / come) out.
We are hungry because we (not / eat) lunch.
The TV doesn’t work because you (not / plug) it in.
She is very sad because her cat (not / return) home.
We can’t go. I (not / finish) my work.
The room looks messy because they (not / clean) it.
I don’t know the ending of the story. I (not / read) it.
He’s hungry. He (not / have) breakfast.
You can’t talk to her. She (not / arrive) at the office.