L1 Developmental Stages Morpho. Flashcards
One word stage (time?)
1 to 1.5 years
Two word stage (time?)
1.5 to 2 years
Telegraphic stage (time?)
2-3 years
Developments of phrase structure 5-6 months to a year (babbling stage)
CV sequences
Developments of phrase structure 1-1.5 years (one word stage)
Single words
Developments of phrase structure 1.5 to 2 years (two word stage)
Early word combination
Developments of phrase structure 2-3 years (telegraphic stage)
Basic sentence structure, few function words
Developments of phrase structure 3+ years (later)
Functional categories emerge, specifiers. ( articles auxiliaries)
Two-word stage characteristics
First “sentences”
Intonation contour
Evidence of rule-governed behavior
Creative, not imitations
Semantic reactions in two word stage
Interactions with objects ,
Agent-action (doggie barking)
Possessor-possession (mommy’s shoe)
Agent-location (baby chair)
Or
Naming
Recurrence (more ball)
Negation
Imperative (be nice)
Telegraphic stage characteristics
2+ words
Few function words
Highly stressed words
MLU
Mean length of utterance
Measure increases in morphemes
Reflects syntactic growth
Depends in children
Frequent over generalization
In infrequent items
Ex. Mouses, Childs
Later syntactic dev
Acquiring inversion
Rising intonation
Auxiliary verbs appearing first in declaratives ( I can do it)
Auxiliary verbs at the beginning of yes/no sentences (can you fix it?)
Emergence of Wh. questions
Between 2-4 years
Typical sequence ,
What, where
Who, how, why
When, which, whose
Word formation processes
Major processes derivation and compounding emerge early,
First derivational suffixes are ones most common in adults
Minimal distance principle
To find a missing subject of a verb, look for the nearest previous noun
Mom told Susie to clean the room. Vs Mom promised Susie to clean the room.
