单选题 2分

As[k]in the word“came”and[g]in the word“game”are said to form a distinctive opposition in English,th...

As[k]in the word“came”and[g]in the word“game”are said to form a distinctive opposition in English,they are_______.
  • A.sounds
  • B.phonemes
  • C.allophones
  • D.varieties