Complete the sentences with must or can’t.
szybko na teraz daje naj

1 It’s –5ºC. You __________ be hot.
2 She’s in my class at school. She _____________be
20 years old.
3 My friends haven’t arrived yet. They ________be late.
4 Your jeans are too tight. They ______________be uncomfortable.
5 That woman _____________be your mother. She’s too young