Some practice using prefixes in, im, il and ir

    Before you start this exercise, look back at prefix 3
    to remind yourself of the patterns concerning prefixes
    in-, im-, il-, ir-.

    Before you start this exercise, look back at prefix 3
    to remind yourself of the patterns concerning prefixes
    in-, im-, il-, ir-.

    Now write the negative versions of the following words
    by adding in-, im-, il-, or ir- to the base words.

     Base word  Negative form  Base word  Negative form
    polite

    audible

    human

    reversible

    visible

    patient

    regular

    eligible

    competent

    resistible

    possible

    logical


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Remember:
knowing about
prefixes
is very useful
in understanding
and spelling
some words
- especially
long words.
Getting used to
handling prefixes
will boost your
spelling confidence.