1. Listen to that music. our neighbors .....play music that loud at this hour.

A. should B. have to C. shouldn't D. Mustn't

2. Cathy ..... keep ringing her ex-boyfriend. i think he is with another girl now.

A. Has to B. doesn't have to C. can't D. shouldn't

3. if you tooth is still hurting you tomorrow, you .....go to the dentist't.

A. have to B. should C.shouldn't D. must

4. A person who is on holiday.

A. traveller B.passenger C. tourist D. Guest