状语从句Ⅰ*??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**PPT课件Examples:When/As/Whilehewaseatinghisbreakfast,,,Ihavepaininmyback.*PPT课件从句动词为非延续性动词::while强调“在……的同时”as强调“伴随”的状态,“一边…一边…”:when/while/aswhenwhile,as,when均可*PPT课件时间状语从句的破题方法判断主句和从句动作的延续性非延续性:when延续性:when,while,as同时while伴随as*.(2007上海).—AreyoureadyforSpain?—.(2008上海) *PPT课件(1)until/till延续性动词+肯定语气:到……+否定语气:到……才开始not…:tilldidn´tuntil*’curiosity_______hereachestheendofthestory.(2003上海) -five.(2000上海)'*PPT课件(2)once,themoment,assoonas表示“一…就…”,(3)before,*PPT课件
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