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Must mustn't

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  • You ................ do your homework.
    must
  • You ............. wear warm clothes when it's cold.
    must
  • You ................ be late for class.
    mustn't
  • You ............... wash your hands before meals.
    must
  • You ....................... use your mobile phone in class.
    mustn't
  • I ........... use my camera here. The sign says NO PHOTOS.
    mustn't
  • You ................. eat or drink in the classroom.
    mustn't
  • You ................... keep quiet in a museum.
    must
  • You ...................... brush your teeth every day.
    must