Stages of first language acquisition online powerpoint 2 14
1.
2. STAGES OF FIRST LANGUAGE DEVELOPMENT
Age Accomplishment Examples
0-2 months Crying (express hunger and discomfort)
2-4 months Cooing (express satisfaction or pleasure) aaa, ooo
4-9 months
Babbling, gurgling, changing to echolalic
babbling
gagaga,
mamamama
9-18 months
One-word utterances; refer to people and
objects in baby’s life
juice; mama
18 months—
2 ½ years
Two-word utterances; the beginning of syntax,
expanding to three-word utterances; allows for
more communicative functions (commenting,
negating, requesting, & questioning)
more juice
juice fall down
Daddy go?
2 ½ years —4
years
Telegraphic Stage (S-V-O): Expanded syntax
and vocabulary; omit key grammatical markers
and function words
I eated bread
3. DEVELOPMENTAL SEQUENCES
Stages are universal.
Year 1 –
Involuntary crying when they are hungry or
uncomfortable
Babbling and gurgling
Can distinguish between sounds
6. EMERGENCE AND DEVELOPMENT OF
LANGUAGE FEATURES
♣ Universal
♣ Related to children’s cognitive development
♣ No temporal adverbs until they develop a
sense of time (tomorrow, last week)
7. STAGES OF ACQUISITION OF GRAMMATICAL
MORPHEMES
Roger Brown et al. (1973) did a longitudinal
study of three children –Adam, Eve and
Sarah
Jill & Peter de Villiers (1973) confirmed it in a
cross-sectional study of 21 children
8. STAGES OF ACQUISITION OF GRAMMATICAL
MORPHEMES
Order of acquisition
1. Present progressive
2. Plural
3. Irregular past forms
4. Possessive
5. Copula
9. STAGES OF ACQUISITION OF GRAMMATICAL
MORPHEMES
♣ 6. Articles
♣ 7. Regular past
♣ 8. Third person singular simple present
♣ 9. Auxiliary