题目内容
An official language is in fact a national language.
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Major lexical categories are closed categories because the number of lexical items in these categories is fixed and no new members are allowed for.
Stress is a suprasegmental feature that is exclusively used with words, not with sentences.
Lexical categories are generally known as parts of speech, and a language has major and minor lexical categories of a finite set.
The violations of the maxims make our language indirect.
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