نتایج جستجو برای: they have been

تعداد نتایج: 4197933  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز 1390

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

Journal: :Physics Letters B 1999

Journal: :Places Journal 2015

Journal: :Journal of Phase Equilibria and Diffusion 2007

Journal: :Einstein Journal of Biology and Medicine 2016

Journal: :Archives of Disease in Childhood - Fetal and Neonatal Edition 2000

Journal: :International Journal of Modern Physics A 2006

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