Prerequisites for Complex Grammar and Syntax Below are the prerequisite skills necessary to successfully emit age appropriate length of utterance that includes complex morpho-syntactical structure, i.e. “I would like some juice ” “Can I play outside?”, “It’s a red bicycle”, “dog’s ball”, “ Can I have some cookies”, “I want the book” Two Word Utterances Mands & Tacts That Are Nouns and Verbs EXAMPLES “Daddy car”, “ Mommy shoe “, “Doggie Bark” “Daddy go” “Baby Cry” Limited Autoclitics of Prosody At least 50 Spontaneous Mands 200 Tacts of Nouns and Verbs 200-300 Selections Responses and Commands Answers Some What and Where Questions At Least 300 Word Total Vocabulary