Prefixes

Prefixes
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Slide 1: Diapositive
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Cette leçon contient 17 diapositives, avec quiz interactifs et diapositives de texte.

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Prefixes

Slide 1 - Diapositive

Take a look at these examples
legal                    illegal
wanted              unwanted
regular               irregular
literate               illiterate

What's the difference between the words?

Slide 2 - Diapositive

The difference is
word                   its opposite
legal                    illegal
wanted              unwanted
regular               irregular
literate               illiterate

Slide 3 - Diapositive

Another difference is
no prefix          prefix
legal                    illegal
wanted              unwanted
regular               irregular
literate               illiterate

So what do they do?

Slide 4 - Diapositive

Prefixes
Prefixes (voorzetsels) change the meaning of a word. We do the same in Dutch:
legaal > illegaal
gewild > ongewild
regelmatig > onregelmatig
alfabeet > analfabeet

Slide 5 - Diapositive

Are there any rules?
Not really. 

You can only study prefixes by studying the words they belong to. Sometimes it is easy, because you already know a lot of them. Sometimes you have to look them up in a dictionary.

Slide 6 - Diapositive

Are there any rules?
There are minor rules for spelling though.

ir- is always followed by an r                                irregular

im- is always followed by an m or p                 immaterial




Slide 7 - Diapositive

Also remember
Not every word with a prefix is negative or opposite:
alike (the same)
discuss
universe
illuminate
important
involve

Slide 8 - Diapositive

Slide 9 - Diapositive

Which is the correct opposite of honest?
A
unhonest
B
ilhonest
C
dishonest
D
mishonest

Slide 10 - Quiz

Which is the correct opposite of reliable?
A
irreliable
B
unreliable
C
disreliable
D
inreliable

Slide 11 - Quiz

Which is the correct opposite of agree?
A
misagree
B
unagree
C
iragree
D
disagree

Slide 12 - Quiz

Which is the correct opposite of behave?
A
Disbehave
B
Misbehave
C
Unbehave
D
Desbehave

Slide 13 - Quiz

Which is the correct opposite of understand?
A
Ununderstand
B
Misunderstand
C
Disunderstand
D
Irunderstand

Slide 14 - Quiz

Which is the correct opposite of possible?
A
Mispossible
B
Irpossible
C
Unpossible
D
Dispossible

Slide 15 - Quiz

Which is the correct opposite of sense?
A
Missense
B
Dissense
C
Irsense
D
Nonsense

Slide 16 - Quiz

Homework
Task E, exercise 28, 29, 30


Next lesson: Reading & Suffixes

Slide 17 - Diapositive