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Prefixes_B1+

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  • sociable
    unsociable
  • kind
    unkind
  • perfect
    imperfect
  • formal
    informal
  • satisfied
    dissatisfied
  • helpful
    unhelpful
  • direct
    indirect
  • cool
    uncool
  • fashionable
    unfashionable
  • respectful
    disrespectful
  • correct
    incorrect
  • patient
    impatient
  • reliable
    unreliable
  • convenient
    inconvenient
  • honest
    dishonest
  • important
    unimportant
  • friendly
    unfriendly
  • polite
    impolite
  • popular
    unpopular
  • reserved
    unreserved
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