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并列連詞,其意義為“在那時,在這時”,相當(dāng)于and at this/that time。as he.went. 他匆匆忙忙跑回家去,一邊走一邊回頭望。 3.a(chǎn)s引導(dǎo)一個持續(xù)性動作,多用于主句和從句動作同時發(fā)生。如: Please don’t talk so loud while others are working. 別人在工作時,別高聲談話。如: As“young man(=When he was a young man),he was fondof hunting.他年輕時,喜歡打獵。 When the film ended,the people went back. 電影一結(jié)束,看電影的人便回去了。??键c(diǎn)清單一 時間狀語從句一、 1.when既可引導(dǎo)一個持續(xù)動作,也可引導(dǎo)一個短暫動作,可用于主句和從句動作同時發(fā)生或從句動作先于主句動作。如: When I lived there,I used to go to the seashore on Sundays. 我住在那里時,星期天常到海濱去。 當(dāng)when引導(dǎo)的時問狀語從句為系表結(jié)構(gòu),而且其主語和主句的主語一致,其表語又是一個名詞時,就可以用以as引導(dǎo)的省略句來代替when引導(dǎo)的從句。 2.while引導(dǎo)的動作必須是持續(xù)性的,側(cè)重主句動作和從句動作相對比。 While 1 was wondering at this,our schoolmaster took hisplace.正當(dāng)我對此不解時,我們校長就座了。如: He hurried home,looking behind。 John sings as he works.約翰一邊工作,一邊唱歌。常用于下列句式:①Somebody wasdoing something when…;②Somebody was about to do/going to do/on the point of doing something when…;⑧Somebody had just donesomething when…o如: We were having a meeting when someone broke in. We were about to set off on our way,when it suddenly beganto rain. 此外,when還表示原因,“既然”。 5.while作為并列連詞,意為“而,卻”,表示對比:如: He hkes pop music.while I a13a fond of folk music。如: When/While/As 1 was walking down the street.I canle acrossan old、friend of mine. 當(dāng)我沿大街行走時,我碰巧遇到了一個老朋友。就……) 這些從屬連詞引導(dǎo)的從句都表示從句的動作一發(fā)生,主句的動作隨即就發(fā)生,常譯為“一…從句中用一般時態(tài)代替將來時態(tài)。此外,當(dāng)把no sooner和hardly/scarcely提到句首時,應(yīng)用倒裝語序。如: He remained there until she arrived.他一直留到她來。 2.否定句:主句謂語動詞必須是非延續(xù)性動詞,從句為肯定式,意為“某動作直到某時間才開始”。 3.till不可以置于句首,而until可以。 4.not…until句型中的強(qiáng)調(diào)和倒裝用法: It was not until you told me that I had any idea of it.(強(qiáng)調(diào)句型) 如: We had sailed four days and four nights before we saw land. 我們航行了四天四夜才看到陸地。 Please write it down before you forget it. 趁你現(xiàn)在沒忘把它記下來。 2.before從句中謂語不用否定式。 3.It will be+段時間+before…多久之后才……。since從句的時態(tài)若是一般過去時,相應(yīng)地,主句中的時態(tài)是現(xiàn)在完成時或現(xiàn)在完成進(jìn)行時。She has been working in this factory since she left schoo1. 自從她離開學(xué)校,她就在這個工廠工作,. ; 5.在“it is+段時19+since從句”句型中,時間的計(jì)算一律;從since從句的動作完成或狀態(tài)結(jié)束時算起。 It is three years since she was in our class. 她離開我們班有三年了。 It is three years since I(have)smoked a cigar(=since Istopped smoking a cigar).我不吸煙有三年了。應(yīng)為:It is three years since I began to smoke.五,every time,each time:time,the first time,anytime all the time等名詞短語用來引導(dǎo)時間狀語從句,表示每當(dāng)……;每次……;下次……”等。如: We should go where the Party needs US most. 我們應(yīng)到黨最需要我們的地方去。 Where there is a will,there is a way.有志者,事競成。(無風(fēng)不起浪) 2.注意區(qū)分where引導(dǎo)的定語從句與狀語從句: You’d better make a mark where you have any questions.(狀語從句) You’d better make a mark at the place where you have anyquestions.(定語從句) 二、原因狀語從句 1.引導(dǎo)原因狀語從句的從屬連詞有:because,as,since,nowthat,seeing that,considering that,每個連詞的含義不盡相同。區(qū)別項(xiàng)目位置內(nèi)涵語氣能否回答why能否強(qiáng)調(diào)Because因?yàn)橹骶淝盎蚝笾苯右蚬P(guān)系強(qiáng)能能As 由于主句前或后雙方都知道的原因弱不能不能Since/now that既然主句前??键c(diǎn)清單二 狀語從句的緊縮現(xiàn)象一、時間狀語從句中常見的緊縮形式 Don39。 While in Beijing.I paid a visit to the Summer Palace. 在北京時,我參觀頤和園。 As a young nlau.Abraham Lincoln was a storekeeper and apostmaster. 亞伯拉罕 He often makes mistakes when speaking En