Are you ready? Let's go. 字母O很优秀，七种发音要记熟。O在结尾就读Oh，go no；o后辅音就读[ɒ]，如a dog；o在home、note中弱读音节还读[əʊ]；today、Nelson中WHO发[uː]，who's也读[uː]，它们...