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current studies in second language (l2) learning have revealed the positive role of corrective feedback (cf) in both oral and written forms in different language features. the present study was an attempt to investigate the effect of both direct and indirect written corrective feedback (wcf) on the use of grammatical collocations in l2 writing. the study also sought to examine whether the effec...
abstract the main purpose of this study was to investigate whether there was any significant difference between the speaking achievement of learners who were trained by means of consciousness raising of sociolinguistic skills and that of learners who were trained without the above mentioned task. the participants of this study consist of 60 intermediate level students participating languag...
in recent years many researchers have been focused on interaction of small molecules with dna. dna is generally the primary intracellular of anticancer drugs, so the interaction between small molecules and dna can cause dna damage in cancer cells, blocking the division of cancer cells and resulting in cell death. the flavonoids are a large group of polyphenolic natural products that are widely ...
critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...
this is an original study on the effect of a polyisobutylene – polydimethylsiloxane (pibpdms) block copolymer modifier used as an interfacial active agent on the dynamics behaviour of single newtonian drops suspended in a polyisobutylene (pib) newtonian matrix. the results were divided in two sections. the first part included the experiments carried out on the non-modified and 2% block cop...
1 This is one of three background papers commissioned by the United Nations Forum for Forests. Background paper 1: Focuses on economic contributions of forests, by Agrawal, Shepherd and Cashore; Background Paper 2: Forests and crosssectorial linkages, by Lele, Karsenty, Benson, Fétiveau, Agarwal and Goswami; and Background paper 3: The role of forests in a future world, by Agrawal et al. Deline...
The author wishes to thank officers of the Development Division and of the Australian Bureau of Statistics for helpful comments on earlier drafts. Officers of the Bureau also assisted by providing some unpublished data on decile shares. This series of papers deals with various aspects of income maintenance and related subjects. It is intended to be of use to researchers and others interested in...
We congratulate the author on an informative and thought-provoking discussion on a topic of broad interest to the statistics community: the fitting of models to data collected through complex surveys. The number of papers written on this topic, whether from a model-based or design-based perspective, is substantial and goes back at least to Konijn (1962). This topic has led to some disagreements...
1 This is one of three background papers commissioned by the United Nations Forum for Forests. Background paper 1: Focuses on economic contributions of forests, by Agrawal, Shepherd and Cashore; Background Paper 2: Forests and cross-sectorial linkages, by Lele, Karsenty, Benson, Fétiveau, Agarwal and Goswami; and Background paper 3: The role of forests in a future world, by Agrawal et al. This ...
s or Summaries of all CAEPR Discussion Papers can be found at the following World Wide Web address: http://online.edu.au/caepr/ As with all CAEPR publications, the views expressed in this Discussion Paper are those of the author(s) and do not reflect an official CAEPR position. Professor Jon Altman Director, CAEPR The Australian National University June 1999 DISCUSSION PAPER NO. 183 III C E N T...
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