learned issue developmental shown objective still will contribute neither studied part average favor CPH seen teacher only 1954 setting type usually problem characterized note there verbal popular rate coleman producing people lightbown source empirical bible chomsky acquisition into advanced good fluency occur intention vocabulary master amount then state john show pronunciation lack even immediately attitude virginity come better due obstacle acquiring frequently researcher six accent ok men scheinfeld 1981 knowledge inform LAD often identity kindergarten hi almost etc garai toward finding contain fritz word same believed named person rich correspondence primarily make proces allow input phonological leaving line neurological helpful some here function burden student film stated teach set house david given learner 353 music habit analysi learning sause interaction fragment research young article begin ability improve between aspect birth mccarthy verb period male important female halpern positive proficiency influenced girl mainly all enable rapidly 2006 would 198 emerge practically SLA significantly tuesday development jesu add accumulated factor older get countrie TV pattern why tree know content third children theoretically documentarie boy cooperative variou grammatical neutralize bad muscular 1976 studie something during bezaleel single zaccheu observe advantage since worrie comprehension critical roger concept formulated foreign comprehend other significance age normally 363 ibid environment want literature plural another austin aggressive formation discovered open limited becoming childhood cook INTRODUCTION talk exclamatory prelinguistic construction verspoor culture coincide spoilt 1922 four they 2004 brigita ye sex increasingly charly because absorb experience communicative native attribute who predictor topic according spelling outstrip level simple friend accomplished mitigating smaller gender language 1978 themselve analyzed remark expected capability main morning counteract idea basic world early puberty broad form many martin give life unique talking CHAPTER them sometime odd used expres story system 1989 nor stereotype act when background interrogative way 1999 may different believe quickly brand understanding explain beginning 1992 study classroom flexibility clark number developing case climb influence called remember associate little sold effectively correctly zaman universal leffler produce down about how salehi skillful their creating telegraphic 1987 complexity writer say investigate familiar 1968 increase normal sauter 200 suggested own sound also 000 but possible over reaching found english visible prevent golden sort exposed reading containing understand like harvard active biological ingram happened especially ha conversation nearly guideline through while communicate 17th worldwide our earlier based preposition enrich added meaning notice group minded traditionally school reasoning cognitive vocabularie surpas spada device assertive unit superior sense spoken made attempt introducing end acquire excel such articulation apply jespersen great classified example than 1965 become phenomenon preschool see woman 2000 acros said simplify tense aware 409 human review linguist following mas correct tend data cornack complex imperative after explaining ultimate started mccloskey 2007 interested dominant macaulay adult out second reason difference skill utterance came leave stage october melodie someone furthermore kind production plasticity child new sentence whether three develop short use specifically noun until communication 2016 conclusion two theorie each educator your role semantic start learn bia ending conjunction generally lot observed efficient consistent awful mean thing ruble around simultaneou not brown acquired scope brain focuse valuable one range transcript find awkwardnes her any define stay more material year speech perspective bilingual gain considered privilege most primary declarative gaining hypothesi above help one' usage first information 1985 structure equipped