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must/mustn't/can/can't

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  • Excuse me. I’m afraid you ……………. wear your seat belt all the time.
    have to/must
  • You …… wash your hands before you go into this room.
    must/have to
  • I’m sorry, sir. You ……………. take photos in here with a flash.
    mustn't/can't
  • I ............. help you.
    can
  • This car is his father's, we .......... take it.
    can't/mustn't
  • I’m sorry. You ……………. smoke in the toilet.
    mustn't/can't
  • You ............. be on time for your lessons.
    must
  • Children ............. listen to their parents.
    must
  • .............. you keep still?
    Can't
  • She ............. speak English.
    can
  • You ............. pay for the lunch if you want.
    can
  • Excuse me, madam. You ……………. stand up until the plane has stopped.
    can't/mustn't
  • There's no time. We ............. hurry up.
    must
  • ............ I use your bathroom?
    Can
  • He ............. swim.
    can't
  • There is nobody to help us. We ............. do it ourselves.
    must
  • Visitors ……………. wear hard hats when they come to this building site.
    have to/must
  • You ............. pay for your food in the cafe.
    must
  • You ............. take a bus to go to school.
    can
  • You ............. smoke in the hospital.
    mustn't