👤

Heeelp! Rewrite these these sentences using must, mustn't, have to, don't have to,should or shouldn't.
1. It isn't necessary for pop groups to sing in English to be famous.
->Pop groups_______.
2. I advise you to use a dinctionary to check your spelling.
-> You________.
3. A visa is necessary when you visit China.
-> People_____.
4.I don't think it's a good idea for children to watch horror films.
-> Children____.
5. Don't take your dog into the children's playground.It's not allowed.
->You_______.
6.Tell your teacher when you don't understand.
-> You______.