1. Language development is triggered by the environment
The environment stimulates language accusations
2. The brain’s control of the body is contra-interal
The left hemisphere of the brain controls the right side of the body, and
vice-versa
3. There is evidence that human’s sensitivity can start
Before birth to 12 months: Before birth:
4. Language is species specific, this means:
-Animals cannot talk and they cannot be taught a human communication
system
5. How language is based in the biology of humans ؟
There is an age restriction for acquiring the first language
6. Most children start to discriminate many phonemic contrasts at this stage
First year of life
7. The holophrastic stage is
Also known as the one –world – stage of acquisitions
8. During pre-school years the child acquires an average of
4-8 new words everyday
9. Code-switchingis:
Switching between two languages in one discussion
10.the first stage in planning speech ,after the idea is made is
Accessing the lexicon