He's never lost a book before(改反意疑问句) He's never lost a book before,___ ___ ?

问题描述:

He's never lost a book before(改反意疑问句) He's never lost a book before,___ ___ ?
帮帮忙、谢啦

has he;前面的never已经是否定了,后面用肯定.