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B2 First negative prefixes adjectives 1
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___rational
irrational
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___perfect
imperfect
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___tidy
untidy
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___familiar
unfamiliar
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___tolerant
intolerant
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___polite
impolite
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___efficient
inefficient
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___expensive
inexpensive
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___fortunate
unfortunate
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___regular
irregular
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___ususal
unusual
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___thinkable
unthinkable
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___happy
unhappy
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___legal
illegal
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___moral
immoral
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___mature
immature
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___possible
impossible
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____ honest
dishonest
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___literate
illiterate
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___safe
unsafe
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Okay!
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