问题描述: before用法.用before翻译,在上网之前,我们被要求先注册. 1个回答 分类:英语 2014-10-08 问题解答: 我来补答 We are asked to register before surfing the internet.除了用ask表示被要求外,还可以用request.We are asked to register before surfing the internet.也可以用getting on代替surfing.before引导的状语短语最好放在句尾.before后面家名词或者动名词. 展开全文阅读