1、,狀語(yǔ)從句,平定一中 357班,李曉恩,歡迎各位老師蒞臨指導(dǎo),2009年10月10日,考點(diǎn)聚焦,精典名題,一.時(shí)間狀語(yǔ)從句,as表示“當(dāng)?shù)臅r(shí)候”, 往往和when/ while通用, 但它著重強(qiáng)調(diào)主句與從句的動(dòng)作或事情同時(shí)或幾乎同時(shí)發(fā)生。,（1）as、when、while用法。,when （at or during the time that ）既可以表示在某一點(diǎn)的時(shí)候, 又可表示在某一段時(shí)間內(nèi), 主 句與從句的動(dòng)作或事情可以同時(shí)發(fā)生也可以先后發(fā)生。,while意思是“當(dāng)?shù)臅r(shí)候”或“在某一段時(shí)間里”。主句中的動(dòng)作或事情在從句中的動(dòng)作或事情的進(jìn)展過(guò)程中發(fā)生, 從句中的動(dòng)詞一般要用延續(xù)性動(dòng)詞。在w

2、hen表示a period of time時(shí), 兩者可以互換,She came up as I was cooking.（同時(shí)） The runners started as the gun went off.（幾乎同時(shí)）,It was raining when we arrived.（指時(shí)間點(diǎn)） When we were at school, we went to the library every day.（在一段時(shí)間內(nèi)）,Please dont talk so loud while others are working. He fell asleep while/when reading

3、. Strike while the iron is hot.（用as或when不可, 這里的while意思是“趁”,（2）引導(dǎo)時(shí)間狀語(yǔ)從句的連接詞除上述外還有：,till, not until , until, before, since Dont get off the bus until it has stopped. He waited for his father until（till）it was twelve oclock. It will be five years before he returns from England.,hardly / scarcely when,

4、no sooner than, as soon as once表示“一就” As soon as I have finished it , Ill give yu a call. Once you show any fear, he will attack you. We had hardly got / Hardly had we got into the country when it began to rain. No sooner had he arrived / He had no sooner arrived than she started complaining.,direct

5、ly, immediately, the moment, the minute that 一就 He made for the door directly he heard the knock. each time, every time, by the time. Each time he came to my city, he would call on me,注意：表示未來(lái)情況, 主句用將來(lái)時(shí), 從句用現(xiàn)在時(shí)。,1、時(shí)間狀語(yǔ)從句 2、讓步狀語(yǔ)從句 3、原因狀語(yǔ)從句 4、地點(diǎn)狀語(yǔ)從句 5、目的狀語(yǔ)從句,6、結(jié)果狀語(yǔ)從句 7、方式狀語(yǔ)從句 8、比較狀語(yǔ)從句 9、條件狀語(yǔ)從句 10、注意狀語(yǔ)從

6、句中從句的省略現(xiàn)象,2、讓步狀語(yǔ)從句,（1）although與though可以引導(dǎo)讓步狀語(yǔ)從句, 不能與but連用, 但可以與yet連用。 Although they are poor,（yet）they are warm-hearted.,（2）even if或even though引導(dǎo)讓步狀語(yǔ)從句, 表示“即使”, “縱然”, 用來(lái)使人注意下文所強(qiáng)調(diào)內(nèi)容的性質(zhì)。 Ill get there even if（though）I have to sell my house to get enough money to go by air.,（3）no matter后接上who、what、wher

7、e、how等疑問(wèn)詞, 也可以在這類(lèi)疑問(wèn)詞后面加上ever構(gòu)成whoever、whatever、wherever、however等。 Dont trust him, no matter what / whatever he says. Whoever breaks the law will be published. No matter how hard the work is, youd better try to do it well. Child as （though） he is, he knows a lot. Much as I like it, I wont buy. Try as

8、 he would, he couldnt lift the heavy box.,3、原因狀語(yǔ)從句,because, for, as, since, now that,（1）表示不知道的原因時(shí)用because,即說(shuō)話(huà)人認(rèn)為聽(tīng)話(huà)人不知道, 因此because從句是全句最重要的部分, 通常它被置于主句之后。 You want to know why Im leaving? Im leaving because Im full. for雖然表示不知道的原因, 但其語(yǔ)氣較because要弱得多, 是可說(shuō)可不說(shuō)的話(huà), 它只能置于主句之后, 這時(shí), for是并列連詞。如果不是因果關(guān)系, 而是對(duì)前面主句的

9、內(nèi)容加以解釋或推斷時(shí), 只能用for。如：Its morning now, for the birds are singing.（很顯然, 鳥(niǎo)叫不可能是“現(xiàn)在已是早上”的原因。）,（2）表示已經(jīng)知道的原因時(shí)用as或since,即某種原因在說(shuō)話(huà)人看來(lái)已經(jīng)很明顯, 或已為聽(tīng)話(huà)人所熟悉, 因此它是句中不很重要的部分。since要比as正式一些, 它們通常被置于語(yǔ)句之前, 但有時(shí)卻相反。 Seeing all of the children already seated, he said, “Since everyone is here, lets start.”,（3）下列情況下只能使用becaus

10、e: 在回答why的問(wèn)句時(shí)；在用于強(qiáng)調(diào)句型時(shí)；被not所否定時(shí)。,4、地點(diǎn)狀語(yǔ)從句 where; wherever Make a mark wherever you have any questions. We will go where the Party directs us.,5、目的狀語(yǔ)從句,that, so that, in order that 注意：目的狀語(yǔ)從句的謂語(yǔ)動(dòng)詞常與情態(tài)動(dòng)詞連用, 否則可能是結(jié)果狀語(yǔ)從句。不可置于句首。,6、結(jié)果狀語(yǔ)從句：that, so that, so that, such that 注意：so + 形容詞/副詞 + that從句；such +名詞

11、+ that從句。 7、方式狀語(yǔ)從句：as, as if（though） Ill do as I am told to. It looks as if it is going to rain. 8、比較狀語(yǔ)從句：than, as,9、條件狀語(yǔ)從句：if, unless, so （as） long as, in case, once, a far as, on condition that. 注意if與unless的區(qū)別：不能用and連接兩個(gè)unless從句, 即不能有 unless ,and unless 。但if not and if not卻不受此限。 You wont lose your

12、 weight unless you eat less and unless you exercise more.（） 但可以說(shuō) unless you eat less and exercise more.,10、注意狀語(yǔ)從句中從句的省略現(xiàn)象 （1）連接詞 + 過(guò)去分詞 Dont speak until spoken to. Pressure can be increased when needed. Unless repaired, the washing machine is no use. （2）連詞 +現(xiàn)在分詞 Look out while crossing the street. （

13、3）連詞 + 形容詞/其他 常見(jiàn)的有it necessary、if possible、when necessary、if any等。,二、精典名題導(dǎo)解,1. I dont think Ill need any money but Ill bring some _. A.as last B.in case C.once again D.in time,2. The WTO cant live up to its name _ it doesnt include a country that is home to one fifth of mankind. A.as long as B.while C.if D.even though,3、Someone called me up in the middle of the night, but they hung up_I could answer the phone. A. as B.since C.before D.until,解析：