题目内容
Nouns,verbs, adjectives and many adverbs are content words. (北二外2008研）
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Pronouns,prepositions, conjunctions and articles are all open class items.(清华2001研)
The words “loose” and “books” have a common phoneme and a common morpheme as well.(北二外2007研）
Free morpheme may constitute words by themselves.(大连外国语学院2008研）
Root also falls into two categories:free and bound.(北二外2006研）
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