- Jane doesn't have to sign in every morning. (X)
- Jane and Steve have to respect their teachers. (✔)
- Jane and Steve have to be silent in the school library. (✔)
- Jane and Steve don't have to wear a uniform. (X)
- Steve doesn't have to show an ID card. (X)
- Jane has to study acrobatics. (✔)
Ответ: have to, have to, don't have to, doesn't have to, has to