نتایج جستجو برای: h group
تعداد نتایج: 1442837 فیلتر نتایج به سال:
building on previous studies on the effectiveness of different types of written corrective feedback, the present study aimed at investigating whether direct focused corrective feedback and direct unfocused corrective feedback produced any differential effects on the accurate use of english articles by efl learners across two different proficiency levels (low and high). in current study, the par...
abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...
this study was an attempt to investigate the effect of subtitling on vocabulary learning among iranian intermediate students. to find the homogeneity of the groups, tofel test was administered to student in kish mehr institute in garmsar. after analyzing the data, 60 participants (female students) who scored within the range of one standard deviation above and below the mean, were selected as h...
abstract recent studies suggest that prelistening activities play an important role in the development of listening comprehension (e.g. long 1990;chiang and dunkel 1992; schmidt-rinehart 1994; jensen and hansen 1995; robinson et al., 1995; buck, 1995; foster and skehan,1996; teng 1996; robinson, 2001; chang and read 2006). in line with previous studies and to shed light on a new aspect of sche...
background: chronic idiopathic urticaria is defined as urticaria, which lasts for more than 8 weeks and has no apparent etiology. the aim of this study was to examine the causal role of helicobacter pylori infection in chronic idiopathic urticaria. methods: fifty-six patients with chronic idiopathic urticaria and a negative response to skin prick test for common aeroallergens were selected. t...
In this paper we prove the tail variational principle for actions of countable amenable groups. This allows us to extend some characterizations asymptotic h-expansiveness from ?-actions
ba ckground: there have been a number of reports indicating that garlic can inhibit helicobacter pylori ( h. pylori ) in vitro ; however, there is few clinical trials evaluating its effect in human infection. the aim of this study was to assess the effect of garlic consumption on urea breath test (ubt) results in patients with h. pylori infection. m ethods: we performed a randomized case-contro...
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