23 resultados para Computer aided language learning


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Over 20,000 Swedish lower high school students are currently learning mathematics in English but little research has been conducted in this area. This study looks into the question of how much second language learner training teachers teaching mathematics in English to Swedish speaking students have acquired and how many of those teachers are using effective teaching practices for second language learners. The study confirms earlier findings that report few teachers receive training in second language learning but indicates that some of the teaching practices shown to be effective with second language learners are being used in some Swedish schools

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The communicative approach to language learning is widely taught in Western education, and yet its predecessor, the grammar-translation method, is still commonly employed in other parts of the world. In Sweden, the increasing popularity of the communicative approach is often justified by the high level of students’ communicative skills (Öhman, 2013). At the same time, students’ written texts and speech contain many grammatical errors (Öhman, 2013). Consequently, being aware of their tendency to produce grammatical errors, some students express beliefs regarding both the explicit and implicit learning of grammar (Sawir, 2005; Boroujeni, 2012). The objective of this thesis is to gain more knowledge regarding students’ beliefs concerning the learning of English grammar at the upper secondary level, in Sweden. With this purpose a survey was conducted in two schools in Sweden, where 49 upper-secondary English students participated. Qualitative and quantitative methods were applied to process the collected data. Despite some difference in the participants’ ages, there were many similarities in their attitudes towards the teaching and learning of grammar. The results show that the participants in both schools believe that only by applying both, explicit and implicit methods, can they obtain a high level of language proficiency. The results of this study can help teachers in planning different activities that enhance the students’ knowledge of grammar.

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The purpose of this study is to explore the strategies and attitudes of students towards translation in the context of language learning. The informants come from two different classes at an Upper Secondary vocational program. The study was born from the backdrop of discussions among some English teachers representing different theories on translation and language learning, meeting students endeavoring in language learning beyond the confinement of the classroom and personal experiences of translation in language learning. The curriculum and course plan for English at the vocational program emphasize two things of particular interest to our study; integration of the program outcomes and vocational language into the English course - so called meshed learning – and student awareness of their own learning processes. A background is presented of different contrasting methods in translation and language learning that is relevant to our discussion. However, focus is given to contemporary research on reforms within the Comparative Theory, as expressed in Translation in Language and Teaching (TILT), Contrastive Analysis and “The Third Space”. The results of the students’ reflections are presented as attempts to translate two different texts; one lyric and one technical vocational text. The results show a pragmatic attitude among the students toward tools like dictionaries or Google Translate, but also a critical awareness about their use and limits. They appear to prefer the use of first language to the target language when discussing the correct translation as they sought accuracy over meaning. Translation for them was a natural and problem-solving event worth a rightful place in language teaching.

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One of the first questions to consider when designing a new roll forming line is the number of forming steps required to produce a profile. The number depends on material properties, the cross-section geometry and tolerance requirements, but the tool designer also wants to minimize the number of forming steps in order to reduce the investment costs for the customer. There are several computer aided engineering systems on the market that can assist the tool designing process. These include more or less simple formulas to predict deformation during forming as well as the number of forming steps. In recent years it has also become possible to use finite element analysis for the design of roll forming processes. The objective of the work presented in this thesis was to answer the following question: How should the roll forming process be designed for complex geometries and/or high strength steels? The work approach included both literature studies as well as experimental and modelling work. The experimental part gave direct insight into the process and was also used to develop and validate models of the process. Starting with simple geometries and standard steels the work progressed to more complex profiles of variable depth and width, made of high strength steels. The results obtained are published in seven papers appended to this thesis. In the first study (see paper 1) a finite element model for investigating the roll forming of a U-profile was built. It was used to investigate the effect on longitudinal peak membrane strain and deformation length when yield strength increases, see paper 2 and 3. The simulations showed that the peak strain decreases whereas the deformation length increases when the yield strength increases. The studies described in paper 4 and 5 measured roll load, roll torque, springback and strain history during the U-profile forming process. The measurement results were used to validate the finite element model in paper 1. The results presented in paper 6 shows that the formability of stainless steel (e.g. AISI 301), that in the cold rolled condition has a large martensite fraction, can be substantially increased by heating the bending zone. The heated area will then become austenitic and ductile before the roll forming. Thanks to the phenomenon of strain induced martensite formation, the steel will regain the martensite content and its strength during the subsequent plastic straining. Finally, a new tooling concept for profiles with variable cross-sections is presented in paper 7. The overall conclusions of the present work are that today, it is possible to successfully develop profiles of complex geometries (3D roll forming) in high strength steels and that finite element simulation can be a useful tool in the design of the roll forming process.

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Grammar is one of the most discussed part of language learning. Many studentshave problems understanding how to use the grammatical forms in their ownproduction and communication. The purpose of this work is to investigate theteachers´ attitudes towards grammar and what methods they use when they teachgrammar. The method used in this work is qualitative, with four interviews ofteachers working in the Swedish high school. In order to determine how the teacherswork, we have studied the course plans presented by Skolverket and we have alsostudied what the current research have to say about this. The result shows that theinterviewed teachers mostly vary their methods, using both inductive and deductiveapproaches in order to promote the communicative competence of the students. Theinterviews also show that the teachers have a positive attitude towards grammar,considering it an important part of language learning.

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The overall purpose of this thesis and the four independent studies it builds upon is to examine how categorizations and identity positions are constructed and negotiated in the educational program Swedish for immigrants (SFI) both historically and among participants in the program at the beginning of the 21th century. The analytical focus is on the discourses that frame the development of the SFI program with a specific interest in categorizations and identity in relation to gender, language and national belonging. The empirical material includes historical texts (curricula, commission reports, public inquiries, political propositions, laws) from 1965 to 2010, as well as approximately 95 hours of audio and video recorded data and ethnographic field notes from five SFI classrooms. The results are presented primarily in the four articles but partly also in the thesis itself. Our analysis in the first study, that takes a sociohistorical perspective as a point of departure, indicates shifts in discourses with regards to the categories and aims of the educational program, thus, making certain identity positions more accessible than others at specific times. Using the approach of nexus analysis, the theoretical framework employed in the second study approaches language policies n terms of a dialectical elationship between policy and the learning that takes lace in the language focused classroom. Feminist and postcolonial frameworks re employed ore pecifically in the third and fourth studies. The historical nalysis presented in article three shows how the categories of “immigrant” and Swedes” ave been produced and negotiated in discourses on gender and gender quality in the SFI program since the early 1970s. The fourth study highlights he omplex relationship between gender equality and integration policies, as well as he perception of gender equality as a central part of Swedishness”, negotiated in he everyday conversations in the SFI classroom. Overall, the results illuminate he circulation of discourses both cross ime and between policy and classrooms. oreover, it contributes to a critical discussion about the intersection of language, ender and national elonging in the negotiation of boundaries between insiders and outsiders in Swedish society.

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La importancia de la dimensión afectiva que acompaña el proceso de adquisición de lenguas extranjeras es indiscutible. Sin embargo, a pesar de esta realidad, y de la evolución de los enfoques comunicativos como métodos de enseñanza de idiomas, la literatura continúa asegurando la existencia de aprensión lingüística en el aula y su efecto debilitador en el proceso de aprendizaje de una nueva lengua. Este estudio tiene como objetivo examinar cómo el aprendiz experimenta la variable de la ansiedad al expresarse oralmente y en qué medida el profesorado de lenguas extranjeras puede lograr crear condiciones en la clase que reduzcan los niveles de ansiedad. En este trabajo utilizamos la revisión sistemática de literatura como estrategia de investigación, un método que constituye una buena herramienta, permitiéndonos sintetizar coherentemente, de forma rigurosa, los resultados de los estudios empíricos sobre el fenómeno de la ansiedad. Los análisis revelan, en primer lugar, que los síntomas experimentados por aprendices de una nueva lengua suelen manifestarse en cada uno de los niveles que integran al individuo, en un nivel emocional, psicológico, fisiológico, de comportamiento y psicopedagógico; en segundo lugar, los investigadores plantean diversas estrategias a nivel psicológico, pedagógico y socio ambiental con el objetivo principal de incrementar en el aprendiz una serie de recursos personales para hacer frente a la ansiedad. Comentamos las implicancias pedagógicas de estos resultados para una mejor comprensión de la ansiedad y del aprendizaje de una lengua extranjera.

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Grammar has always been an important part of language learning. Based on various theories, such as the universal grammar theory (Chomsky, 1959) and, the input theory (Krashen, 1970), the explicit and implicit teaching methods have been developed. Research shows that both methods may have some benefits and disadvantages. The attitude towards English grammar teaching methods in schools has also changed and nowadays grammar teaching methods and learning strategies, as a part of language mastery, are one of the discussion topics among linguists. This study focuses on teacher and learner experiences and beliefs about teaching English grammar and difficulties learners may face. The aim of the study is to conduct a literature review and to find out what scientific knowledge exists concerning the previously named topics. Along with this, the relevant steering documents are investigated focusing on grammar teaching at Swedish upper secondary schools. The universal grammar theory of Chomsky as well as Krashen’s input hypotheses provide the theoretical background for the current study. The study has been conducted applying qualitative and quantitative methods. The systematic search in four databases LIBRIS, ERIK, LLBA and Google Scholar were used for collecting relevant publications. The result shows that scientists’ publications name different grammar areas that are perceived as problematic for learners all over the world. The most common explanation of these difficulties is the influence of learner L1. Research presents teachers’ and learners’ beliefs to the benefits of grammar teaching methods. An effective combination of teaching methods needs to be done to fit learners’ expectations and individual needs. Together, they will contribute to the achieving of higher language proficiency levels and, therefore, they can be successfully applied at Swedish upper secondary schools.