【正文】 me, by the time，（1）都可以用于肯定句，譯為“直到。對主句補(bǔ)充說明理由或推斷原因。3）because 不能與so連用。t walk because his leg was couldn39。Since/ Now that this method doesn’t work, let]s try , you39。2）because的從句常放在主句之后。）第四篇：原因狀語從句(教案)原因狀語從句教學(xué)目標(biāo)：, since, as, now that的區(qū)別 引導(dǎo)的并列句與原因狀語從句的辨析教學(xué)重點(diǎn)：, since, as, now that的區(qū)別 引導(dǎo)的并列句與原因狀語從句的辨析教學(xué)難點(diǎn)：, since, as, now that的區(qū)別 引導(dǎo)的并列句與原因狀語從句的辨析一、課前預(yù)習(xí)：認(rèn)真預(yù)習(xí)《中考零距離—系統(tǒng)復(fù)習(xí)集》P132133有關(guān)原因狀語從句的知識(shí)點(diǎn)，系統(tǒng)了解原因狀語從句的用法。）As(So)far as I know, he is an honest man.（據(jù)我所知，他是一個(gè)誠實(shí)的人。t be any mistakes.)Clauses of Manner and Comparison(方式和比較從句)方式從句主要由 just as, as, as if, as though 等連詞引導(dǎo)，如：He doesn39。as 和 since 表示明顯的、已知的原因，since 比 as 正式，如：They had to move because their building was to be pulled Mary was the eldest, she looked after the they live near the sea, they often go ． now that, seeing(that), considering(that), in that。ll tell would have succeeded if you had tried will fail unless you work hard.(=You will fail if you don39。(though 也有這種用法，可以替換as,但although沒有這種用法)though還可以用作副詞，放在句末。Don’t let them in, whoever(=no matter who)they ，別讓他們進(jìn)來。如：We won’t be discouraged even if(=even though)we fail ten 。Our country is as big as the whole of 。Suppose/Supposing we can’t get enough food, what shall we do?假設(shè)我們弄不到足夠的食物，那我們怎么辦？7． 方式狀語從句方式狀語從句常由as（與……一樣）, as if（仿佛）, as though（仿佛）等詞引導(dǎo)：Do in Rome as the Romans 。If you leave at 6 o’clock tomorrow morning, you’d better get to bed ，你最好現(xiàn)在就上床。6． 條件狀語從句表示條件的狀語從句可以由if（如果）, unless（除非）, in case（萬一）, so /as long as（只要）, as/ so far as（就……而言）, on condition that（條件是……）, suppose（假設(shè)）, supposing（假設(shè)）（僅用在問句中）等詞或詞組引導(dǎo)。但是，當(dāng)名詞前有many, much, few, little(少)修飾時(shí)，要用so,不能用such。What has happened that you all look so excited? 發(fā)生了什么事，使你們都顯得如此興奮？He didn’t plan his time well, so that/so he didn’t finish the work in ，結(jié)果沒按時(shí)完成這項(xiàng)工作。School was closed early in order that the children might go home ahead of the 。As she was ill, she didn’t e to the ，她沒來參加晚會(huì)。3．原因狀語從句表示原因的狀語從句可以由as（由于）, because(因?yàn)?, since（既然）, now(that)（既然）, considering that（顧及到）, seeing that（由于）等連詞引導(dǎo)：I do it because I like 。2． 地點(diǎn)狀語從句地點(diǎn)狀語從句是由where（在……的地方）, wherever（無論哪里）引導(dǎo)的： Wuhan lies where the Yangtze and the Han River 。The big clock which used to strike the hours day and night was damaged during the war and has been silent ever since.(ever since可以放在句末，since則不能)這只一向日夜不停打點(diǎn)報(bào)時(shí)的大鐘在戰(zhàn)爭中損壞了，從此就一直不響了。Every time I went to his house, he was ，他都出去了。(注意before在漢語中的譯義)(3)表示習(xí)慣性、經(jīng)常性，即從句描述的不是一次性動(dòng)作，而是經(jīng)常發(fā)生的習(xí)慣性動(dòng)作。(2)表示先時(shí)或后時(shí)，即主句的謂語動(dòng)作發(fā)生在從句之前或之后，主要連詞有：after（在……之后）, before（在……之前）, when(=after)等。While I am washing the floor, you can be cleaning the windows.（while含有對比的意思）我洗地板的時(shí)候，你可以擦窗戶。狀語從句一般分為九大類（見下表）1．時(shí)間狀語從句：在時(shí)間狀語從句中，要注意時(shí)態(tài)一致，一般情況下主句是將來時(shí)的時(shí)候，從句要用一般現(xiàn)在時(shí)。主從句位置角度可前可后 5。連詞角度主從句的邏輯關(guān)系兩個(gè)句子的關(guān)系并列句 知識(shí)鏈1。獨(dú)立主格在口語中不常用,往往由一個(gè)從句代替,而with結(jié)構(gòu)較口語化,較常用。作狀語時(shí),它能表示動(dòng)作的方式、原因,但不能表示時(shí)間、伴隨和條件。例如： He could not finish it without me to help 、幾點(diǎn)說明：： with 結(jié)構(gòu)在句中作狀語,表示時(shí)間、條件、原因時(shí)一般放在句子前面,并用逗號與句子分開；表示方式和伴隨狀況時(shí)一般放在句子后面,不用逗號分開。With結(jié)構(gòu)在句中也可以作定語。With結(jié)構(gòu)構(gòu)成方式如下： +形容詞； +副詞； +介詞短語； +動(dòng)詞不定式； +分詞。She has finished the work earlier than(it has been)expected.【四】with復(fù)合結(jié)構(gòu)with結(jié)構(gòu)是許多英語復(fù)合結(jié)構(gòu)中最常用的一種。You should stay where you are, unless(you are)asked to ，除非叫你動(dòng)。If(it is)necessary, ring me at ，朝我家里打電話。Put in articles wherever necessary in the following 。Whenever(it is)possible, you should e and 。While(I was)at college, I began to know him, a strange but able ，一個(gè)奇怪但有能力的學(xué)生。（2）當(dāng)從句的主語與主句的主語不一致，但從句主語是 it，從句中又含有系動(dòng)詞be 的某種形式時(shí)，可以把it和系動(dòng)詞be一起省略。ll ，要不然你會(huì)后悔的。做定語：相當(dāng)于一個(gè)定語從句（被動(dòng)），有時(shí)侯也表示完成的 The broken window was repaired this window broken yesterday was….224。(條件)作賓補(bǔ)時(shí)，如果動(dòng)詞和賓語之間是主動(dòng)關(guān)系，用現(xiàn)在分詞； 如果是被動(dòng)關(guān)系或者表示狀態(tài)，用過去分詞we left him crying outside the found his hands tied behind his found the world outside 用過去分詞還是現(xiàn)在分詞做定語的判斷關(guān)鍵：名詞與該動(dòng)作的關(guān)系 【二】分詞作定語的區(qū)別 ：從功能上看，現(xiàn)在分詞做定語表示 1）主動(dòng)（及物）；2）進(jìn)行（不及物）。Reading attentively，he forgot the time for lunch．由于在專心讀書，他忘了吃午飯的時(shí)間。Given more attention, the trees could have grown ，它們本來會(huì)長得更好。1）現(xiàn)在分詞作狀語時(shí)，現(xiàn)在分詞的動(dòng)作就是句子主語的動(dòng)作，它們之間的關(guān)系是主動(dòng)關(guān)系。現(xiàn)在分詞做狀語與過去分詞做狀語的最主要區(qū)別在于兩者與所修飾的主語的主動(dòng)與被動(dòng)關(guān)系的區(qū)別。2）過去分詞作狀語時(shí)，過去分詞表示的動(dòng)作是句子主語承受的動(dòng)作，它們之間的關(guān)系是被動(dòng)關(guān)系。動(dòng)詞不定式作狀語時(shí)，除了表示目的以外，還表示結(jié)果或原因。ll learn something new．只要你仔細(xì)閱讀，你會(huì)學(xué)到一些新的東西。They lived in a house that faced the man wearing a red tie is our man who wears a red tie(戴紅領(lǐng)帶)is our workers working in the factory are workers who are working in the factory are 2．過去分詞做定語從功能上看，過去分詞做定語表示1）被動(dòng)（及物）；2）完成（不及物）。②連詞（though, whether , when）+形容詞如：Work hard when(you are)young ,or you39。⑤ 連詞(when ,if ,even if ,unless ,once ,until, than , as)+ 過去分詞如：The exhibition is more interesting than(it was)⑥ 連詞(as if ,as though)+ 不定式如：Olympic gold medallist hurdler Liu Xiang opened his lips as if(he were)to 。各種狀語從句的省略現(xiàn)象列舉如下：一、時(shí)間狀語從句中的省略When(she was)very young, she began to learn to play the ，就開始學(xué)習(xí)彈鋼琴。Don’t e in until(you are)asked 。我們不可說As walking, she found a nice shining thing on the 、地點(diǎn)狀語從句中的省略地點(diǎn)狀語從句的省略常用下列結(jié)構(gòu)：where(ver)possible, where(ver)necessary，Lay these books where possible you can find them 。He will e if(he is)，他就來。There are few people nowadays, if(there are)any, who remember 。五、比較狀語從句中的省略She can play the piano just as wonderfully as you(do).她鋼琴彈的我你彈的一樣好。一、with結(jié)構(gòu)的構(gòu)成 它是由介詞with或without+復(fù)合結(jié)構(gòu)構(gòu)成,復(fù)合結(jié)構(gòu)作介詞with或without的復(fù)合賓語,復(fù)合賓語中第一部分賓語由名詞或代詞充當(dāng),第二部分補(bǔ)足語由形容詞、副詞、介詞短語、動(dòng)詞不定式或分詞充當(dāng),分詞可以是現(xiàn)在分詞,也可以是過去分詞。)The teacher entered the classroom with a book in his 、He lay in the dark empty house,with not a man ,woman