____she sings!I have never heard a better voice.

____she sings!I have never heard a better voice. How beautifully she sings!I have never heard a better voice. How beautiful she sings!I have never heard "a better voice". 一道英语的语法题目How beautiful she sings I have never heard a better I have never heard a better voice.怎么理解冠词a? How beautifully she sings! I have never heard ___. How beautifully she sings I have never heard 1.How beautifully she sings!I have never heard _________ voi I have never heard a_____ _____(悦耳的）voice before. How beautiful she sings!I hanve never heard__ A.the better v She really impressed me a lot for I had never heard __ voice 我想问两个语法. 1.I‘ve never found a better voice.和I've never seen