专题四 第四讲 状语从句（配套教参）-【创新教程】2027年高考英语总复习大一轮讲义语法突破+写作寻芳

第四讲 在句中用来修饰动词的从句叫做状语从句。追 行为方式、比较关系，让步等。 春点一 时间获语从句 l.when/while/as引导的时间状语从句 when引导的从句 的谓语动词为延续 I loved history when 性动词或非延续性 I was at school. when 动词。从句的动作 我上学时喜欢 和主句的动作可以 同时发生，也可以 历史。 先后发生。 While I was wait- while引导的从句 ing at the stop, three buses went 常用延续性动词或 while 表示状态的动词。 by in the opposite 从句的动作与主句 direction. 我在车站等候时， 的动作同时发生。 对面驶过三辆公 交车。 As the average age as可表示从句的 of the population in- 动作与主句的动作 creases, there are 同时发生或交替进 more and more old as 行，可译为“一边 people to care for. …,一边…；随 随着人口平均年龄 着…” 的增长，有越来越 多的老年人需要 照顾。 2.表示“一…就…”的连词引导的时间状语 从句 1)as soon as,the moment,the minute,the in- stant,immediately,directly,instantly等。 The moment my aunt gained her diploma after four years of hard work,she was filled with joy. 我阿姨苦读四年之后获得了文凭，那一刻她欣 喜万分。 2)hardly...when...,no sooner...than... 结构中，主句用过去完成时，than或when所在 的从句用一般过去时。 I had hardly got to the office when my wife phoned me to go back home at once. 我刚到办公室，妻子就打电话让我立刻回家。 3.before,since引导的时间状语从句 l)before表示“在…之前；还未…就… 还没有来得及…就…”。常用句式：①It will be/was+一段时间+before..·要过/过 语法突破专题四句式全解篇 状语从句 对应学生P49 常可以用来表示时间、地点、原因、目的、结果、条件、 了…时间才…；②It won'tbe/wasn't十一 段时间十before..要不了多久就/没过多久 就…。 If you miss this chance,it will be years before you get another one. 如果你错过了这个机会，那要过很多年你才能 获得另一个。 2)since意为“自从…以来”，常用句式：Itis/ has been+一段时间十since从句（常用过去 时)。since从句的时态若是一般过去时，主句 的时态常为一般现在时、现在完成时或现在完 成进行时。 As is reported,it is over 100 years since Tsing hua University was founded. 据报道，清华大学建校至今已有一百多年历史。 4.till/until引导的时间状语从句 主句是肯定句时，until/,till表示“直到…为 止”，其主句谓语动词必须为延续性动词；主句 是否定句时，not..until/till..表示“直到… 才…”，not所在的主句的谓语动词必须为非 延续性动词。until可用于句首，而till不能。 If you don't understand something,you may research and talk to other people until you fig ure it out. 如果你不理解某事，你可以去调查并和其他人 讨论，直到你把它弄明白。 5.every time,each time,next time,the first time, by the time等引导的时间状语从句 By the time you have finished this book,your meal will get cold. 等你看完这本书，你的饭就凉了。 专点 让步状语从句 1.although,though,as和while引导的让步状语 从句 Although these measures are not effective for- ever,they are vital for now. 虽然这些措施并不能永远有效，但它们目前是 至关重要的 Hot as/though the night air was,we slept deeply because we were so tired after the long journey. 夜晚的空气虽然很热，但我们睡得很沉，因为长 途旅行之后我们太累了。 49 高考总复习英语 汇温馨提示] (1)though引导的从句可用倒装语序，也可不倒 装；although引导的从句不倒装；as引导的从 句用倒装语序：表语/状语/谓语中的实义动 词十as十主语十其他，若表语是可数名词单 数，前置时要省略冠词。 (2)while引导的让步状语从句一般置于句首。 2.even if与even though引导的让步状语从句 even if/,even though引导让步状语从句时，表示 语气更强的让步，意为“即使，即便”。 Tim is in good shape physically even though/ even if he doesn't get much exercise. 尽管蒂姆不怎么锻炼，但他的身体状态很好。 3.“疑问词-ever”引导的让步状语从句 “疑问词-ever”引导让步状语从句时，相当于no matter-十疑问词。 However/No matter how hard you try,it is dif- ficult to lose weight without cutting down the amount you eat. 不管你多么努力，不减少饭量，减肥很难。 4.whether..or..引导的让步状语从句 whether...or..意为“不管是…还是…” 该复合连词引导的让步状语从句表示正反两个 方面的可能性都不会影响主句的意向或结果。 All people,whether they are old or young,rich or poor,have been trying their best to help those in need since the disaster. 所有人，无论年老还是年轻，富裕还是贫穷，都 一直在尽他们所能帮助灾后需要帮助的人们。 吉点】 条件获语从句 引导条件状语从句的常见从属连词有if,un less,as/so long as,in case(万一)，once,on con dition that,provided/providing (that),suppo- sing/suppose(that)等。 You'll be late unless you get up earlier. 除非你早点起床，否则你会迟到的。 As long as you don't lose heart,you will succeed. 只要你不灰心，你就会成功。 Supposing that they refuse us,who else can we turn to for help? 假如他们拒绝了我们，我们还能求助于谁呢？ They agreed to lend us the car on condition that we return it before the weekend. 他们同意把车借给我们，条件是我们必须在周末 以前归还。 汇温馨提示了在条件状语从句中，用一般现在时 代替二般将来时，二般过去时代替过去将来时。 In case there is a fire,what will we do first? 万一发生火灾，我们首先做什么？ ·5 专点四】 原茵状语从句 1.because/as/since/now that 连词 位置 能否回 能否被 内涵 (短语) 语气 答why 强调 一般放在 直接因 because 强 主句之后 果关系 能 能 as 主句前或后 双方都知 since/ 通常位于 弱 不能 不能 道的原因 now that 主句前 The old man asked Lucy to move to another chair because he wanted to sit next to his wife. 那位老人让露西换坐到另一把椅子上，因为他 想挨着妻子坐。 I can't go with you,as I have a lot of work to do. 我不能和你一起去，因为我有很多工作要做。 Now that/Since everyone is here,let's begin our meeting. 既然大家都在这儿，我们开始开会吧。 2.when(既然)，seeing that(鉴于，由于)，consider-- ing that(考虑到)，in that(因为)等也可以引导 原因状语从句 The book is different from that book in that this one is about chemistry and that one about history. 这本书不同于那本书，因为这本是关于化学的 而那本是关于历史的。 It was foolish of you to take a taxi when you could walk there in five minutes. 既然步行五分钟就能到那里，你却乘出租车，真 够愚蠢的。 告点五】 结果状语从句 引导结果状语从句的从属连词有：so that,.so.. that..,such..that..。在非正式语体中，由so.. that.,,such..that..引导的句子中的that可 以省略，注意其结构： 「so十形容词/副词十that从句 so十形容词十a/an十可数名词单数形式十that从句 so+many/much/few/little(少)+名词+that从句 'such十a/an十形容词+可数名词单数形式十that从句 such十形容词十可数名词复数形式/不可数名词十that从句 such+a lot of/lots of-+名词+that从句 Mike is such an honest worker that we all believe in him. =Mike is so honest a worker that we all believe in him. 迈克是一个如此诚实的工人，以至于我们都信 任他。 It is such fine weather that we all want to go to the park. 天气如此晴朗，以至于我们都想去公园。 He earned so little money that he couldn't sup- port his family. 他挣这么少的钱，以至于他养不起家。 [温馨提示了为了强调形容词和副词，当0或 such置于句首时，主句要用倒装语序。 So clever a student was he that he was able to work out all the difficult questions. 他是一个如此聪明的学生，以至于能够解出所有 难题。 专点亢 其他状语从苟 状语从 从属连词 例句 句类型 I'll speak slowly so that you can make sense of what I said. so that,in 我会说得慢一些以便让 order that, 你听懂我说的话。 目的状 in case(以 免，以防)， He had his camera 语从句 ready in case he saw for fear that (唯恐，以 something that would make a good picture. 防) 他准备好了照相机，以 防看到一些能够拍成好 照片的东西。 We must camp where 地点状 where, we can get water. 语从句 wherever 我们必须在能找到水的 地方露营。 The old lady treats the as(按照)， boy as if he were her 方式状 as if/as own son. 语从句 though 那个老太太对待那个男 (好像) 孩就好像他是她的亲生 儿子一样。 as...as,not He is taller than any 比较状 as/so...as, other student in our school. 语从句 the same... as,比较级十 他比我们学校的任何一 than 个学生都高。 5 语法突破专题四句式全解篇 [对点演练] I.在空格处填入一个适当的单词 1.(2025·全国-卷)So,when my brother showed up,I asked him to watch Toby and keep him outside. 2.(2025·浙江1月卷)If you've ever worked as an instructor,manager,trainer or coach, you'll know that there are few better ways to learn new information than to teach it. 3.(2024·全国甲卷)If/When a pet cat is hun- gry,it will keep meowing to attract attention and find food. 4.(2024·全国甲卷)It's hard for writers because endings carry so much weight with readers. 5.(2024·新课标I卷)Farber's treatments eased her dog's suffering so much that she was able to keep him alive for an additional five months. 6.(2024·新课标Ⅱ卷)While/,Although/.Though farmer's markets are a solid choice to reduce the journey,Babylon Micro-Farm BMF) shortens it even more. 7.(2024·新课标Ⅱ卷)Though/Although/While overtourism is described as a problem affecting the entire world,it's actually concentrated to a small number of extremely popular spots. 8.(2o23·新课标Ⅱ卷)Whenever I tell people that I teach English at the Berlin Zoo,I almost always get a questioning look. 9.(2023·新课标I卷)Whatever it is,no matter how small it might seem,write it down. 10.(2023·全国乙卷)Indoor plants might look as if/though they just sit around not doing much, but in many ways they are the unsung heroes of the home. Ⅱ.补全句子 1.When the fire broke out,all the students were sleeping soundly. 火灾发生时，所有的学生都在熟睡。 2.It was some time before we realized the truth. 过了一段时间后我们才意识到真相。 3.Charlie is so young that he can't take the un- derground alone. 查理太小了，不能独自乘坐地铁。 4.I stayed all day at home in case you called. 我一整天都待在家里以防你打电话来。 5.Although/Though/While I admit that there are problems,I don't agree that they cannot be solved. 尽管我承认有问题存在，但我不同意这些问题 不能被解决。