new sentence recognition materials developed using a basic nonnative english lexicon purpose the objective of this project was to develop new sentence test materials drawing on a basic nonnative english lexicon that could be used to test speech recognition for various listener populations these materials have been designed to provide a test tool that is less linguistically biased compared with materials that are currently available for sentence recognition for nonnative as well as native speakers of englishmethod one hundred nonnative speakers of english were interviewed on a range of 20 conversational topics over 26 hr of recorded nonnative english speech were transcribed these transcriptions were used to create a lexicon of over 4000 unique words the words from this lexicon were used to create the new materials based on a simple syntactic sentence structure frameresults twenty lists of 25 sentences were developed each sentence has 4 keywords providing 100 keywords per list lists were equated for rate of occurrence of keywords in lexicon highfrequency count total number of affricates and fricatives number of syllables and distribution of syntactic structure listeninginnoise results for nativeenglishspeaking normalhearing listeners indicated similar performance across listsconclusion the basic english lexicon materials provide a large set of sentences for native and nonnative english speechrecognition testing