Make questions and negative sentences:

• I must listen to the teacher.
  • Question: Must I listen to the teacher?
  • Negative: I mustn't listen to the teacher.
• He has to play football today.
  • Question: Does he have to play football today?
  • Negative: He doesn't have to play football today.
• We must wear a school uniform.
  • Question: Must we wear a school uniform?
  • Negative: We mustn't wear a school uniform.
• She has to help her mum.
  • Question: Does she have to help her mum?
  • Negative: She doesn't have to help her mum.
• They must be quiet in the library.
  • Question: Must they be quiet in the library?
  • Negative: They mustn't be quiet in the library.
• He has to do his homework now.
  • Question: Does he have to do his homework now?
  • Negative: He doesn't have to do his homework now.
• I must drink milk.
  • Question: Must I drink milk?
  • Negative: I mustn't drink milk.
• She has to wash the dishes.
  • Question: Does she have to wash the dishes?
  • Negative: She doesn't have to wash the dishes.
• We must be at school at 8 o'clock.
  • Question: Must we be at school at 8 o'clock?
  • Negative: We mustn't be at school at 8 o'clock.
• He has to go shopping.
  • Question: Does he have to go shopping?
  • Negative: He doesn't have to go shopping.