An aspirated /p/ and an unaspirated /p/ are______of the [p] phoneme.A.morphemesB.phonesC.t

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An aspirated /p/ and an unaspirated /p/ are______of the [p] phoneme.

A.morphemes

B.phones

C.tagmemes

D.allophones

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热搜:n维列向量组a1,an-1线性无关,且与非零向量正交