Phoneme identity: which requires recognizing the common sound in different words, for example, "Tell me the sound that is the same in bike, boy and bell" (/b/).
」 (/p/). 2. 音素标识：需要识别不同单词中的共同声音，例如，「告訴我在"bike","boy"和"bell"之中哪個音是相同的。