
名校高考英语考纲解读与难点突破专题 状语从句.docx
4页2023名校高考英语考纲解读与热点难点突破专题 状语从句【高考考纲解读】状语从句有时间、地点、原因、目的、结果、条件、方式、比较和让步状语从句,共9种,是每年必考的语法项目,主要考查连词的判断选用,主句与从句谓语动词的时态运用其中,以对时间状语从句、条件状语从句、让步状语从句和结果状语从句的考查最为频繁近几年,重点考查的连词有:when,while,as,before,unless,however等近三年,高考有考查状语从句、宾语从句、名词性从句交叉运用的题型出现重点、难点剖析】一、时间状语从句(一)when,while与as引导的时间状语从句1.when,while与as引导时间状语从句的区别When they heard the news that Shenzhou Ⅸ had been sent up into space successfully,they jumped with joy.听到"神舟"九号成功发射的消息,他们高兴地跳了起来While I was reading,he came in.我正在看书时,他进来了The students sang as they walked.学生们边走边唱。
2.while还可以作并列连词,表示对比,意为"而,却"Liu Wang is from Shanxi while Liu Yang comes from Henan.刘旺来自山西,而刘洋来自河南3.when也可以作并列连词,意为"这时,那时"We were having a meeting when someone broke in.我们正在开会这时突然有人闯了进来二)before与since引导的时间状语从句1.before与since的常用句式It will be two years before he leaves the country.再过两年他才会离开这个国家It wasn't two years before he left the country.不到两年他就离开了这个国家2.since引导的从句如果用非延续性动词,所表示的动作自从句谓语动作算起;若用延续性动词,所表示的动作自动作或状态的完成或结束时算起It's two years since we arrived here.我们到这儿两年了It's three years since we lived here.我们不住在这里有三年了。
三)表示"一……就……"含义的词(短语)引导的时间状语从句1.引导时间状语从句,且表示"一……就……"含义的词或短语有:as soon as,the moment,the minute,immediately,directly,hardly/scarcely... when,no sooner... than...2.hardly/scarcely... when,no sooner... than...中主句应用过去完成时,从句应用一般过去时;当no sooner...和hardly/scarcely...位于句首时,主句要部分倒装四)until与till引导的时间状语从句1.until与till引导时间状语从句的区别2.not until位于句首时,主句要部分倒装五)引导时间状语从句的其他常见连词(短语)1.其他常见的引导时间状语从句的连词(短语)还有after,whenever,every time,each time,next time, the first/last time, any time, by the time, the day/year等Whenever we met with difficulties, they came to help us.每当我们遇到困难,他们就来帮忙。
2.by the time引导的时间状语从句用一般现在时,主句用将来完成时;by the time引导的时间状语从句用一般过去时,主句用过去完成时A.as long as只要,引导条件句;B.as if似乎,引导方式状语从句或表语从句;C. even though即使,引导让步状语从句;D.in case以防,引导目的状语从句这里是转折关系,故选CIf only he had followed the doctor's advice,he would not suffer so much now.(2)only if意为"只要,只有"引导真实条件句置于句首时,其后的主句要用部分倒装语序Only if you finish your work before nine can you go out to play. 。












