标题: 【求助】XDF蓝皮书上两道题 [打印本页] 作者: RoadtoAmerica 时间: 2012-6-26 12:49 标题: 【求助】XDF蓝皮书上两道题 第一道是P258,69 Although she had signed a pledge of abstinence while being an adolescent, Frances Willard was 35 years od before she chose to become a temperance activist. A while being an adolescent B while in adolescence C at the time of her being adolescent D as being in adolescence E as an dolescent 答案是E， B为什么不对？作者: naoyixue 时间: 2012-6-26 13:49
while 是连词， 这样造成句子套句子，although 句子套while句子，累赘。 但是下面就变成了as，as可以做介词，所以相比没有B那么累赘。所以E