Question

spelling power
lesson 20: the negative prefix in-
word bank
illiterate inconsistent irresistible illegible inconvenient
irresponsible independent immeasurable inescapable impossible
key concepts

1. the prefix in- can mean

ot.\
indecisive inaccurate

1. in- becomes il- when added to a word root

with l.
illegal

1. in- becomes ir- when added to a word root

beginning with r.
irrational

1. in- becomes im- when added to a word root

beginning with m, b, or p.
imperfect immodest imbalance
spelling practice
choose the words from the word bank that match the definitions. write your choices on the lines.

1. not possible
2. not escapable
3. not legible
4. not considerate
5. not dependent
6. not literate
7. not responsible
8. not resistible
9. not consistent
10. not measurable

spelling in context
fill in the missing letters to write the words from the word bank that best complete the sentences
below.

1. for louis braille, blinded at the age of three, every book was i____b__
2. most blind people of his day were treated in unkind and i____s__t__ ways.
3. teaching the blind to read was dismissed as far too i____v____t.
4. louis thought it was i____p__n____ to deprive blind students of a chance to read.
5. determined not to be i____t____t, louis invented the braille raised - dot reading system

when he was only seventeen.

Explanation:

First, match each definition to the correct word from the provided Word Bank using the negative prefix rules. Then, complete the context sentences by filling in the missing letters of the appropriate Word Bank words.

Answer:

Spelling Practice

1. not possible: impossible
2. not escapable: inescapable
3. not legible: illegible
4. not considerate: inconvenient
5. not dependent: independent
6. not literate: illiterate
7. not responsible: irresponsible
8. not resistible: irresistible
9. not consistent: inconsistent
10. not measurable: immeasurable

Spelling in Context

1. For Louis Braille, blinded at the age of three, every book was illegible
2. Most blind people of his day were treated in unkind and inconsistent ways.
3. Teaching the blind to read was dismissed as far too inconvenient
4. Louis thought it was irresponsible to deprive blind students of a chance to read.
5. Determined not to be incapable, Louis invented the Braille raised-dot reading system when he was only seventeen.