CHAPTER II FRAME OF THEORY, FRAME OF THINKING AND HYPOTHESIS
A. Frame of Theory 1. Concept of Vocabulary
Vocabulary is the vital aspect of the language”.
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Vocabulary is the basic knowledge in learning language and has important role in communication. Vocabulary can help
the students in speaking, writing, listening and reading. By having enough vocabulary there is not difficulty in comprehending the text and impressing ideas in speaking and
writing, learning language cannot be separated from learning its vocabulary because vocabulary is a part of language, which plays an important role in learning a
language.
Vocabulary is the set of words for which we know the meanings when we speak or read orally and the set of words also that an individual can use when writing
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. In order to be able to communicate in English, the students will master adequate
personal English vocabularies that cover their needs for communication in real life situation. “vocabulary is a bank of number of words in a langue or list of words with
their meanings
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.” The statement above has explained that vocabulary is the total number of words whose meaning of those words must be understood and organize the
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Wallence, Michael J., Teaching Vocabulary, London: Education Books,1988, p.9
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Elfrida.H. Hiebert and Michael L. Kamil.Teaching and Learning Vocabulary, Bringing Research to Practice, New Jersey : Mahwa Publisher, 2005.p.10
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Webster. The New Webster Dictionary of Current English, New York. Oxford University Press.1993.p.23
words of a language is by the use of rules. So, it is clear that vocabulary must exist in a language. One cannot express her or his ideas, nor can recieve information without
vocabulary.
According to Thornbury the importance of vocabulary in language learning. “If you spend most of your time studying grammar, your English will not improve much.
You will see most improvement if you learn more words and expression. You can see little with grammar, but you can say almost anything with words.”
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It means that people cannot increase much if they only spend lots of time for learning grammar. They can increase their English if they study more in words and expression.
People can see what people say by looking the grammar, but they almost can speak everything using words.
While According to Fries, vocabulary is the essential area of language learning.
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Therefore, students must learn vocabulary well, so, they are able to master the language. By mastering a great number of vocabularies, the students can learn
foreign language easier.
2. Concept of Vocabulary Mastery
In learning a new language, Vocabulary is one of the crucial language components that language learners have to master. According to Napa, vocabulary is one of the
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Scot Thornbury, How to Teach Vocabulary, England : longman, 2002, P.13
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Fries, C. C, Teaching and Learning English as a Foreign Language, New York: The University of Michigan Press:2000, P.38
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