状语从句状语从句1PPT课件1.What is it?用来修饰主句或主句的谓语2.what are the sorts?时间状语从句 条件状语从句 地点状语从句 原因状语从句 让步状语从句 目的状语从句 结果状语从句 比较状语从句2PPT课件1.1.时间状语从句时间状语从句时间时间状语从句状语从句关联词关联词as/when/while;after;before;since;till/until;whenever;no sooner than/hardly when 副词副词immediately;名词名词短语短语the moment;the minute;the second;each(every)time;the day(year);next time;the first(second/last)time;by the time 3PPT课件Examples:When/As/While he was eating his breakfast,he heard the door bell.It has been two years since I came to Beijing.Whe