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1、狀語從句狀語從句是副詞性從句,它在句子中擔(dān)任狀語,修飾主句的動(dòng)詞、形容詞、副詞或句子 。根據(jù)修飾的方面,狀語從句可以分為以下九種。1、時(shí)間狀語從句 2、地點(diǎn)狀語從句 3、原因狀語從句4、目的狀語從句 5、結(jié)果狀語從句 6、條件狀語從句7、方式狀語從句8、讓步狀語從句9、比較狀語從句種類從屬連詞例句說明時(shí)間狀語從句when whenever when i came into the room, he was writing a letter. 當(dāng)我進(jìn)屋時(shí),他正在寫信。we shall go there whenever we are free. 我們什么時(shí)間有空,我們就去那里。when指的是“某
2、一具體的時(shí)間”。whenever 指的是“在任何一個(gè)不具體的時(shí)間” 。比較并列連詞when i was walking along the street when suddenly someone patted me on the shoulder from behind. 我正在街上走著,這時(shí)忽然有人從后面拍我的肩膀。when意為“這時(shí)”或 “在那個(gè)時(shí)候”, 可以看作是并列句 , 這種用法的when分句一般位于句末。while while it was raining, they went out. 天下雨的時(shí)候,他們出去了。i stayed while he was away. 他不在的時(shí)
3、候我在。all of us are working hardwhilehe is sleeping.(然而:并列連詞 ) while 指“在某一段時(shí)間里” , “在期間”,while 引導(dǎo)的動(dòng)作必須是持續(xù)性的。as he hurried home, looking behind as he went. 他趕快回家,一邊走一邊向后看。as time goes by, i like china better. 隨著時(shí)間的流逝,我越來越喜歡中國(guó)。as(一邊 .一邊)引導(dǎo)持續(xù)性動(dòng)作,強(qiáng)調(diào)主句和從句的動(dòng)作同時(shí)發(fā)生;隨著。before be a pupil before you become before
4、 譯為 “在之a(chǎn) teacher. 先做學(xué)生,再做先生。i finished my task before i went home. 我做完作業(yè)才回家。前, 才, 就”after he arrived after the game started. 比賽開始后,他到了。till until we waited till (until)he came back . 我們一直等到他回來。she didn t stop working until eleven oclock .她到 11 點(diǎn)鐘才停止工作。until he had passed out of sight, she stood ther
5、e. 她站在那里看著,直到看不見他的身影。如主句動(dòng)詞是 持續(xù)性動(dòng)作,常用肯定式,表示“直到為止”; 如主句動(dòng)詞是 瞬間動(dòng)詞 ,要用否定式, 表示“直才”“在以前不” , 從句放在句首表示強(qiáng)調(diào),一般用 until since great changes have taken place in china since 1978. 自從 1978 年以來中國(guó)發(fā)生了巨大的變化。主句動(dòng)詞應(yīng)為 持續(xù)性的, 從句動(dòng)詞為 瞬間的。狀語從句在主句之前時(shí)一般用逗號(hào)與主句分開,如從句在主句之后則不必用標(biāo)點(diǎn)符號(hào)。as soon as hardly when no sooner than the moment, the
6、 instant, the second, immediately, directly, instantly as soon as i arrive in shanghai, i ll write to you. 我一到上海就給你寫信。i had hardly got home when it began to rain. 我 剛 一 到 家 , 就 下 雨 了 。=hardly had i got home when it began to rain. no sooner had we got to the station than the train left. 我們剛到車站,火車就走了。
7、hardly had we begun when we were told to stop. 我們剛開始就被叫停。the moment i heard the song, hardly when和 no sooner than 的意義相當(dāng)于 as soon as,但只表示過去發(fā)生的事情,主句為過去完成時(shí),從句為過去時(shí),如hardly或 no sooner 位于句首時(shí)語氣強(qiáng),而且主句的謂語要用部分倒裝。i felt cheerful. 我一聽到這首歌,就感到很愉快every time, each time last time next time by the time, every time i
8、 traveled by boat, i got seasick. 我每次乘船都暈船。next time you come ,you ll see him. 下次你來的時(shí)候,就會(huì)見到他。在時(shí)間狀語從句中,不能用將來時(shí)或過去將來時(shí),而要用一般現(xiàn)在時(shí)或一般過去時(shí)代替將來時(shí)。地點(diǎn)狀語從句where wherever where there is a will, there is a way. 有志者,事竟成。where there is water there is life. 哪里有水,哪里就有生命。you are free to go wherever you want to. 你可以隨意到你喜
9、歡的任何地方去。wherever you go, you must obey the law. 無論你去哪都要遵守法律。where 與 wherever 意義基本相同,但后者語氣較強(qiáng),多用于書面語。原因狀語從句because i came back late yesterday because i was on duty. 昨天我回來晚了,因?yàn)槲抑蛋?。because 用來回答 why 的問題,語氣最強(qiáng)一般放在主句之后since since everyone is here, let s begin our meeting.既然大家都到了,我們開始開會(huì)。since 表示既然或全已知的理由 ,稍加
10、分析即可表明的原因 , 多放句首as 比較:并列連詞for as he didn t know much english, he looked up the word in the dictionary . 由于他英語懂得不多,他在字典中查閱這個(gè)單詞。it must have rained last night, for the ground is still wet.昨天一定下過雨,從句常放在句首,說明次要的原因,主句說明結(jié)果,常用于口語中。for 連接的是并列句。地還濕呢。now that, seeing that ,considering that, now (that) the wea
11、ther has cleared up, we can start our journey. 鑒于天氣已經(jīng)晴朗,我們可以啟程了。seeing (that) he was badly ill, we sent for the doctor. 鑒于他病情嚴(yán)重,我們派人去請(qǐng)醫(yī)生去了。considering that, seeing (that), now that 和 since 意義相似,都有“鑒于某個(gè)事實(shí)”的意思, that可以省去。目的狀語從句so that in order that lest = for fear that i shall write down your telephone
12、 number so that i may not forget. 我要把你的電話號(hào)碼記下來,以免忘記。we ll tell you the truth so that you can judge for yourself. 我把真實(shí)情況告訴你,以便你能自己做出判斷。they worked harder than usual in order that they could finish the work ahead of time. 他們比往常更加努力工作,為了能提前完成工作。put on more clothes lest (= for fear that ) you should cat
13、ch cold. 多穿點(diǎn)衣服, 以免 患感冒。目的狀語從句中常用情態(tài)動(dòng)詞 may (might) can (could) ,should 等放在動(dòng)詞之前,從句往往放在主句之后,主從句之間不用任何標(biāo)點(diǎn)符號(hào)。注意 so that和 in order that與 so as to和 in order to 的轉(zhuǎn)換。結(jié)果狀語從句,so that sothat we turned up the radio, so that everyone heard the news. 我們把收音機(jī)的音量放大,結(jié)果大家都聽到了新聞。he was so excited that he couldn t say a wo
14、rd.他十分激動(dòng),以致一句話都說不出來。so that前有逗號(hào)為結(jié)果狀語從句。sothat的 so 后面跟形容詞或副詞,但是何時(shí)接名詞?suchthat he gave such important suchthat的 such 后reasons that he was excused. 他說出了這么重要的理由,得到大家的諒解。it is such an interesting novel that all of us want to read it. it is so interesting a novel that all of us want to read it. 這是一本十分有意思的
15、書,大家都想看。面跟名詞,如果名詞是單數(shù)就要用 such a /an that 還可以轉(zhuǎn)換用 sothat ,語氣較強(qiáng)條件狀語從句if unless as/so long as in case so/as far as difficulties are nothing if we are not afraid of them. 如果我們不怕困難,困難就算不了什么了。we shall go there tomorrow unless it rains. 除非 下雨, 否則 我們明天就去那里。= we shall go there tomorrow if it doesnt rain.so lon
16、g as you work hard, you will succeed.只要努力,你就會(huì)成功。只要你努力工作,你就一定能成功。in case i forget, please remind me about it . 萬一我忘了,請(qǐng)?zhí)嵝盐乙幌?。so far as i know, the book will be published next month. 據(jù)我所知,那本書下月出版。unless 從句的謂語只能用肯定式。 unless 和if not 同義, unless是書面語, if not 是口語,通常二者可以換用。條件狀語從句中的謂語動(dòng)詞的時(shí)態(tài)一般要用現(xiàn)在時(shí)或過去時(shí)代替一般將來時(shí)或過去
17、將來時(shí)。方式狀語從as as if as though draw a cat as i taught you yesterday. 按照我昨天教你的畫只貓。do as you are told to. 按照人家告訴你做的去做。she looks as if she is ill. 看上去她好像是生病了。此處 as 譯為,按照或正如as if或 as though的意義和用法基本一樣。從句中可以用現(xiàn)在時(shí)表示可能符合事實(shí),也可以用虛擬語氣。句he acted as if (though) nothing had happened. 他的行動(dòng)就好像什么也沒有發(fā)生。they treat the bla
18、ck boy as if (though) he were an animal. 他們對(duì)待這黑孩子仿佛他是一頭牲口。讓步狀語從句though although although (though) he was over sixty, (yet) he began to learn french. 雖然他六十多歲了,但仍開始學(xué)習(xí)法語。we were not tired though (although) we had worked all day. 雖然我們干了一天活,但并不累。在句子中一般用了“雖然”就不能再用 “但是”(but ) 但可以與 yet 或still連用 。though / al
19、though意義相同,用法基本一樣, 前者通俗,口語化,后者正式多放主句的前面。even if even though i ll go even if (though) it rains tomorrow. 即使明天下雨,我也要去。even if 和 even though的意思為“即使” “縱使”有退一步設(shè)想的意味,多用于書面語中。as child as he is , he knows a lot . 雖然他是一個(gè)孩子,但他懂得很多。cold as it is, (= though it is cold,)the children play outdoors. 雖然天氣冷,但孩子們?nèi)栽趹敉?/p>
20、玩。try as you might, you cant catch me. 盡管努力,你也抓不到我。as 引出的狀語從句多用于書面語,它比用though 或 although引導(dǎo)的從句,語氣強(qiáng),更有表現(xiàn)力,從句常放在句首,語序部分倒裝。no matter (who, what when, where which, how ) do it no matter what others say. 不管別人怎么說 , 盡管干。no matter how busy he was, he studied english every no matter 與who-ever 引導(dǎo)的讓步狀語從句意義基本一樣,
21、no matter 引導(dǎo)的從句可是以位于主句前day. 不管他多忙,他都每天堅(jiān)持學(xué)習(xí)英語。no matter who takes up the matter for me ,i shall be very grateful. 不管誰為我處理這件事,我都將非常感激?;蛑骶浜?。whever (whatever whoever whenever whichever however) whatever happens / may happen , we shall not lose heart. 無論發(fā)生什么,我們都不要失去信心。whoever comes, he will be welcome. 無
22、論誰來,都會(huì)受到歡迎。whever 從句中的動(dòng)詞有時(shí)可以和 may連用。判斷 whever 引導(dǎo)的是狀語從句還是名詞性從句的一點(diǎn)是,名詞性從句,主句中一定有一個(gè)成分要在從句擔(dān)任,一般從句與主句之間沒有逗號(hào)。不可將 no matter與whever 連用比較狀語從句asas not so/as as the same as suchas mary is as old as my sister. 瑪利和我姐姐一樣大。he doesnt run so (as) fast as jack (does). 他不如杰克跑得那樣快。his book is the same as mine. 他的書和我的一樣。henry is not such a good worker as peter. 享利這個(gè)工人不如彼得那樣好。連詞表示同程度級(jí)的比較, 肯定句用 asas 否定句可用 not asas 或not so as than she has made greater progress this year than she did last year. 她今年比去年進(jìn)步更大。he bought fewer books than i (did). 他買的書比我買的少。he
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