| A | B |
| big big ladder | can create noun groups with premodification |
| daddy gone | can inflect verb to mark past tense |
| traffics | uses plural inflection but non count noun treated as count noun |
| all day, that dog, a book, on my own | can use determiners to specify |
| when get bigger | can inflect a noun to make the comparitive form |
| when get bigger want to go on my own | can use subordinate clause |
| I don't want | can use auxiliary verb to form negative |
| we don't want go and see them | can concatenate verbs |
| Wendy's daddy | can inflect noun to mark possessive case |
| I'm swimming | can use auxiliary (be) and --ing participle to mark continuous aspect |
| Me do it | Uses object pronoun in subject position |
| You can sit down by me | Uses a modal auxiliary verb to form an invitation |
| Could I get some other piece of paper | Uses a modal auxiliary to make a request |
| Where he's going? | Forms a question - without reversing subject and verb |
| Where those dogs goed? | Overgeneralises regular past tense formation |
| You want eat? | Question using rising intonation/statement word order |
| Let me have it (food) | Can use imperative form to express instrumental function |
| I eating it | Can mark continuous aspect with -ing particple - but without very 'to be.' |
| Where's the truck? | Can form questions like adult model |
| I no play | Intermediate stage of question formation |