Study

7a permission, necessity, obligation

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  • You don't .............. to get into the museum. Entrance is free.
    have to pay
  • You'd .................. be late! You know what Helen's like about punctuality!
    better not
  • Right or wrong?: They should tried to get to know their neighbours when the moved to the new house.
    Incorrect: They should have tried to get to know their neighbours when the moved to the new house.
  • Right or wrong?:  The boss is in a foul mood today so you'd better watch out
    Correct
  • Right or wrong?: You really ought to have left him years ago.
    correct
  • Right or wrong?:  I must have listened to the doctor's advice. Now I feel even worse!
    Incorrect: I should / ought to have listened to the doctor's advice. Now I feel even worse!
  • Right or wrong?:  We are supposed to meet them this evening, but do you really want to?
    Correct
  • Right or wrong?:  If I had been aware of the situation, I needn't have change the plan.
    Incorrect: If I had been aware of the situation, I needn't have changed the plan.
  • Right or wrong?:  You needn't wear a swimming costume on the beach but it might be more comfortable.
    Correct
  • Right or wrong?:  It was such a thought-provoking movie, I couldn't stop thinking about it all the way home.
    correct
  • Right or wrong?:  You don't need to take a jacket as it's going to be hot
    Correct
  • Right or wrong?:  You better finish your homework before playing video games
    Incorrect: You'd better finish your homework before playing video games
  • Right or wrong?: It is not permitted to use phones in the classrooms.
    Correct
  • A lot of people think that governments ................ to do more to fight against climate change.
    ought
  • Right or wrong?:  Employees don’t have to download any external software onto work computers as it’s against company policy
    Incorrect Employees mustn't download any external software onto work computers as it’s against company policy
  • You ............................. to smoke e-cigarettes in pubs in the UK.
    aren't allowed
  • Right or wrong?: You needn't cooked as I'm going out.
    Incorrect: You needn't have cooked as I'm going out
  • Right or wrong?:  It isn't allowed to take cats or dogs on Ryanair flights
    Incorrect: You aren't allowed/ It isn't permitted to take cats or dogs on Ryanair flights
  • You ............................. said that you didn't like the pasta. You know how sensitive Marcia is!
    Sensitive
  • These jeans are too tight. I should have tried them on before buying them
    Correct