题目内容
What are the three criteria linguists use to group allophones into phonemes
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Language enables its speakers to refer to all kinds of things, which are either present or absent; either existing at present, in the past or in the future; either real or unreal. This quality is called______.
There are generally three kinds of sense relations recognized, namely, sameness relation, oppositeness relation and ______ relation.
In what aspects are the concepts root and stem different Use examples to elaborate your points.
护士为婴儿盆浴时，防止水进入耳朵的方法是( )
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