题目内容
Just as a phoneme is the basic unit in the study of phonology, so is a morpheme the basic unit in the study of morphology.
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The smallest meaningful units that can be used freely all by themselves are free morphemes.
Bound morphemes include two types: roots and affixes.
Inflectional morphemes manifest various grammatical relations or grammatical categories such as number, tense, degree, and case.
The existing form to which a derivational affix can be added is called a stem, which can be a bound root, a free morpheme, or a derived form itself.
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