第十二讲 状语从句(含练习与答案)担任状语的从句叫状语从句,可以用来表示时间、地点、原因、目的、结果、条件、方式、比较、让步等。一、时间状语从句:引导词有after,before,as,once,since,till,until,when,whenever,while,as soon as,the moment/minute(一就),the time, the day, every time, next time, each time,by the time ,no soonerthan(一就),hardly(scarcely)when(一就)immediately/directly等Each/Every time he comes here, he will drop in on me.He was ill last time I saw him.上次我见到他时他病了Hardly had I got to the office when my wife phoned me to go back home at once.=No so