题目内容:
Sip and zip, tip and dip, mop and nap are all__________.
A.minimal pairs
B.diphthongs
C.allophones
D.phonemes
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答案解析:
Sip and zip, tip and dip, mop and nap are all__________.
A.minimal pairs
B.diphthongs
C.allophones
D.phonemes