3 Uzupełnij zdania, używając can, must lub mustn't.
1 You've finished your chores, so you can watch TV now.
2 Turn off the tap. We
save water.
3
I borrow a book from your bookcase, please?
4 The sink is dirty. I
clean it.
5 You
tidy your drawer. It's very messy.
6 Be careful with that mirror. You
break it.​