状语从句知识点整理

1、名师精编 优秀资料时间状语从句考点一 When; While; As引导的时间状语从句Dbe doing when正在做突然 be about to do when 刚要做 突然Eg I was sleeping when the phone rang.He was about to leave when I came.while的主句动作发生在从句动作之中通常从句是进行时或是系表结构Strike the iron while it is hot.I met him while I was shopping.as强调 边一边/或是两个动作 前后伴随发生Eg They talked as the

2、y walked.My cap was blown away as I stood up即：通常在表示 当"时，while的从句为进行时或系表，动作为延续性的。As表示一边一边而when在没有特殊情况下时可以替代while 和 as。考点二 Since引导时间状语从句Since引导通常用完成时注： It is/ has been + 段时间 since +过去时Eg It is 6 years since I left.当since后的动词为延续性动词.要翻译成对应的反义词li is 4 years since I smoked 戒烟对比：It ' s 6 years sin

3、ce I leftIt is 6 years since I lived here.考点三：关于 before注意下列的几个特殊句型：It will be + 段时间 + before+现在时 还要过多久才”It was + 一段时间 + before 过去时. 道才”It is + 一段时间 + since + 过去时It has been+ 段时间 +since +bt 去时It is/was + 时亥， + when + 句子（即以when引导的定语从句）1. It will be years we meet again.A. when.that C. beforeD. since2.

4、It is ten yearsI came to this town.A. when.that C. beforeD. since3. It is ten years ago I came to this townA. when.that C. beforeD. since4.It was 1986his first novel came out.A. when B. that C. before D. sinceCDBA考点四 not until主将从现He won t go to bed until I come back倒装Not until I come back will he go

5、 to bed.强调句It is not until I come back that he will go to bed.考点五 特殊的时间状语引导词 表示时间的名词 ：the moment/ minute/ day/instant; by the time（过去、X仔来完成时） each/every/next time; the first/ /last time;Eg I ' ll phone you the moment I arrive.Every time I see him, he ' s working hard.e sure to call me next t

6、ime you come.I felt excited the first time I saw a UFO.compBy the time we graduate from Senior High, we will have been here for 3 years.By the time I came, he had died.表示时间的副词引导的状语immediately; directly （一 就）；instantlyEg I left immediately the bell rang.Directly you feel any pains, you must go to the

7、 doctor.Please give me a phone call instantly you arrive.考点六时间状语从句中的时态主将从现EgWhen he comes, I will phone you.I will tell you as soon as I know.He won' t go to bed until I am back.You' ll have to finish your homework before you go out.完成时I ve lived here since I was born.I had been at the bus s

8、top for 20 minutes when a bus finally cameShe didn ' t go to bed until she had finish her work.He called me after he had finished his workBy the time he came here, I had finished it.By the time I graduate, I will have learned a lot.另：By the end of +表示过去的名词，也用过去完成It was the first/ secondtime that

9、 + 过去完成时no sooner thanhardly/scarcely when （when 可用 before来换）A.时态：主句用过去完成时（had done）从句用一般过去时no sooner/hardly/scarcely 放句首,主句要到装Eg She had no sooner entered the hotel than it started to snow.如何倒装？ ？ ？ ？He had no sooner entered the hotel than it started to snow.No sooner had he entered the hotel than

10、it started to snow. 用 hardlywhen/ before怎么做？ ？He had hardly entered the hotel when it began to snow.Hardly had he entered the hotel when it began to snow原因状语从句because直接原因，语气最强.回答 whysince通常放句首.译为既然”as不谈自明的原因，语气最弱.for放句中，多表示推断的原因（不可放句首，不可回答why,用逗号隔开）Eg I was late because I got up late. Since you '

11、; re ill, you had better not go.As he was in a hurry, he left his bag .It must rain last night, for the ground is wet now thatNow that I am well again, I can go on with my work.注：位于句首时that可省略Seeing/ considering that偌虑至上鉴于）Eg Considering that they are beginners, they are doing quite a good job.Seeing

12、 that he is ill, he is unlikely to come.in that也可表原因，了解即可条件状语从句考点一 if与unlessI will go if I am invited.（主将从现） You will be late again unless you hurry. （unless除非；如果不）注：此类题一定要明晰句意方可选对；另外要注意if与whether表示 是否”时的区别。绝大多数情况下，选 whether表示是 否”考点二：其他的原因状语引导词（当固定词组来记） so/ as long as（只要 ）I am happy as long as you a

13、re happyonceL旦）Once you need my help, please tell me on condition that（条件是 ）I ll lend it to you on condition that you can return in on timein case （以防；万一）I stayed all day at home in case you called on我一整天都呆在家里以防你来访。Take an umbrella in case it rains注：in case of也表 万一 ”后接名词，上句 可以改成Take an umbrella in c

14、ase of rain. provided/ providing that（如果）We ll visit Europe provided/ providing that we have the money. suppose/ supposing that Suppose/ supposing it rains tomorrow, what shall we do?注：要明确哪个连接词用的是ing形式；哪个用的是ed;哪个用的是 原形让步状语从句考点一：as的让步状语从句（倒装）Poor as I am, I can afford it. （adj 提前）Hard as he works, he

15、 makes little progress.（adv提前）Try as he might, he couldn ' t open the dot（v提前）Child as he is, he knows a lot. （n 提前，切记：名词前零冠词）注:这里的as可以换成though出冠词题，常出第四个 as倒装名词前置零冠词考点二：though 与 although 与 even if/ eventhough Though/Although/Even though/ Even if it hard work, I enjoy it.注：只有though可以倒装，相当于 asStra

16、nge though/ as it may seem, it is true.although不与but连用，但是可以和 yet或 still连用Eg Although we won the game, yet we should be modest.Although we won the game, we still have a long way.考点三while （尽管）Eg While I don ' t like art, I find his works impressive.关于while的总结引导时间状语从句时，从句多是系表结构或进行时引导让步状语从句时，相当于alth

17、ough等表示转折，译成 而、但”表示一种对比Eg I like tea while she likes coffee.Some people waste food while others haven't enough.考点四：-ever 与 no matter wh 一No matter what you say, I won' tbelieve you.Whatever you say, I won ' t believe you.注：同时出现时，选 一ever 一定对。他俩只在这里是对等的考点五：whether or not 与 whether or（无论是还是

18、）All of us should be equal, whether we are rich or not.I shall go whether you come with me orstay at home不论你跟我来或是呆在家里，我都走注：whether与if同时出现表 是否”，当二者都无语法毛病时，常选 whether结果状语从句考点一 ：so that 与 thatEg What have I said that he was so angry with me? （了解即可）The room is noisy, so that I have to speak louder in or

19、der that I can be heard.考点二：so that与 such that The room is so noisy that I have to speak louder in order that I can be heard. （注意 同上一句的对比）So adj a nSuch a adj nEg He is so honest a boy that we all like himHe is such an honest boy that we all like him注：如何拿掉两句中的 him?He is so honest a boy as we all lik

20、eHe is such an honest boy as we all like拓：感叹句 what与how? ? so many/much/few/little（少）+ n+ thatEgThere ' re so many people in the room that I can' t get in it.He got so little education that she can' t read.Such a little bird can eat so much that I can' t believe my eyes.注：两多两少”出现时要格外注

21、意，尤其 是多义的littleSU such adj+ n （复/不可数）thatEg They are such fine teachers that we all like them.They are such fine teachers as we all like .It is such fine weather that we all want to go to the park.注：当没有两多两少”出现时，出现名词复数或是不可数名词，用 such修饰关于sothat与suchthat的部分倒装Tom reads so fast that we can ' t follow

22、himSo fast does Tom read that we can ' t follow himThere is such a crowd that we lost each other Such a crowd is there that we lost each other 注：so引导的倒装常考。目的状语从句考点一 ：so thatI get up early so that I can catch the early train.注：从句常有情态动词 may, can, might,will, could 等3的 so that （may, can, might, will 等）结果so that/ sothS窗两少）Such that （复数和不可数）考点二：in order thatIn order that I could finish it earlier, Imade a plan.（常考放句首的）I get up early in order that I can catch the bus.拓：in order（not） to （句首句中）So as （not） to佝中）注： Tom was s