Language has two main points:

• Receptive language (understanding): The language is intelligible.
• Expressive language (using language): Using language, speech, sign, or alternative forms of communication to convey wants, needs, thoughts, and ideas.

Listening

• Follows three step instructions (e.g. show cat, dog and monkey)
• Understands longer and more complex sentences.

Vocabulary

By the age of 4, he knows 1500 words.

Sentence Information

• Uses at least 3-4 words in a sentence.
• He tells what he did.
• Explains what an object does.

Grammar Knowledge

• He starts talking about past events.
• Uses personal pronouns.
• Uses simple conjunctions (like and) uses singular personal pronouns.
• Makes negative sentences.
• Makes complex sentences in the past tense.

Concept Knowledge

• Position: at the bottom, behind, in the first row, near.
• Size: short (height), growing, short (height).
• Quantity: 3 pcs, each, none.
• Other: hard, slow, light (weight), various colors

Questions 

• Understands people’s questions.
• Asks questions such as Why, Why, When and How.

Possible Situations Encountered When Not Progressed

• May have difficulty socializing with peers.
• Due to lack of understanding and attention, he may try to learn by imitating others.
• May have difficulty following directions at home, daycare, kindergarten or preschool.
• It may be difficult to be understood by peers.
• It may be difficult to be understood by people he does not know.
• May have difficulty expressing their wants, needs, thoughts and desires.
• May have difficulty answering questions properly.
• He may have problems with speaking fluency because he cannot find the right word.