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2011版《义务教育音乐课程标准》与此前的标准相比,对“变声期”嗓音保护更加重视,由原来针对7-9年级,延伸到了5、6年级,足见“课标”专家们对学生变声期问题的重视。变声期是少年儿童从童声末期向青年成声期过渡的正常的生理变化阶段,进入了变声期的学生,声带经常充血,童声不再流畅,有时突然声音嘶哑;或者不能调控嗓音,高音上不去,低音下不来,甚至有时发出身不由己的怪声。正因为如此,不少学生不愿意当众唱歌,
Compared with the previous standards, 2011 version of Compulsory Education Music Curriculum Standard pays more attention to “Voice Change” voice protection. From the original grade of 7-9, it extends to grades 5 and 6, which shows that “standard” Experts attach importance to students’ vocal issues. Vocalization period is a normal physiological transition of children from the end of childhood to youth into vocal stage, into the vocal period of students, the vocal cords are often hyperemic, the voice is no longer smooth, sometimes suddenly hoarseness; or can not control the voice, the treble is not Go, do not come under the bass, and sometimes sent the strange noise. Because of this, many students do not want to sing in public,