By definition, the prehead contains no stressed syllables, but occasionally, prehead may include a syllable that is lexically stressed but that the speaker chooses not to stress.
A、正确
B、错误
By definition, the prehead contains no stressed syllables, b - Unit 10 Pitch Contour - 英语语音-2022春 - 好大学在线 | 大学网课搜题引擎