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Must not vs Don't have to

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  • (umnecessary) We have two cameras. You ______ take pictures.
    don't have to
  • (prohibited) You ______ take pictures in the museum.
    must not / mustn't
  • (prohibited) The teacher is talking. We  ______ talk to our classmates.
    must not / mustn't
  • (prohibited) We have to clean our room. We ______ forget it.
    must not / mustn't
  • (prohibited) They are at a street full of fast cars. They ______ play there
    must not / mustn't
  • (unnecesary) I don't like playing hide and seek. I ______ play it.
    don't have to
  • (unnecessary) They don't like pizza. They ______ eat it.
    don't have to
  • (unnecessary) Valentina feels hot. She ______ wear a coat.
    doesn't have to
  • (prohibited) It is prohibited to touch things in the museum. She ______ touch anything.
    must not / mustn't
  • (unnecessary) Olivia is scared. She ______ ride the roller coaster.
    doesn't have to
  • (unnecessary) He doesn't feel well. He ______ go to school today.
    doesn't have to
  • (prohibited) They haven't got sleep yet. They ______ sleep late.
    must not / mustn't
  • (prohibited) There are crocodiles in the river. She ______ swim there.
    must not / mustn't
  • (unnecessary) My room isn't messy. I _____ clean it.
    don't have to.
  • (prohibited) You should be quiet in the library. Sergio ______ be noisy.
    must not / mustn't
  • (unnecessary) It is okay to make mistakes. You ______ be perfect.
    don't have to
  • (prohibited) I'm allergic to cheese. I ______ eat pizza.
    must not / mustn't
  • (unnecessary) Gael has many books. He ______ buy more.
    doesn't have to
  • (umnecessary) It's Friday. I ______ sleep early tonight.
    don't have to
  • (prohibited) We are good people. We ______ disrespect anyone.
    must not / mustn't