发此音时,嘴形要比[ɛ] 发的音时更开。上下唇和上下齿张开,使下巴尽量往下拉,此时嘴角肌肉亦会绷紧。舌头平放,舌尖仍抵住下齿,振动声带。此时嘴形颇像七八个月大的婴儿流着口水裂齿憨笑的样子,傻极了,也可爱极了。汉语并无此音,宜多加模仿练习。
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He is a bad boy. My dad speaks English well. What’s the matter with him?