The Development of Language

By what age have most children mastered the sounds of their native language?

• 2

• 4

• 5

• 7

How many words can the average 2 and 3 year old USE (expressive vocabulary)?

• 450

• 800

• 1000

• 10,000

By age 6 how many words can the average child USE (expressive vocabulary)?

• 1000

• 2600

• 5000

• 10,400

By age 6 how many words can the average child UNDERSTAND (Receptive vocabulary)?

• 10,000+

• 20,000+

• 30,000+

• 40,000+

Which words means: the appropriate use of language to communicate in social situations

• syntax

• grammar

• expressive vocabulary

• pragmatics

The word "syntax" generally refers to...

• word creation

• word order

• word variability

• spelling of words