Choose the correct word. 1 You don't have to/ mustn't practise every day.
2 They don't have to / mustn't chat to strangers on
the Internet.
3 We don't have to / mustn't sing that song - we
can choose a different one.
4 Do you have to / Must you tidy your room at the
weekends?​

асел9    3   21.04.2021 18:17    0