狀語從句 概念: 指在復(fù)合句中做狀語的從句。一般由從屬連詞或者起連詞作用的詞引出,它可以修飾謂語、非謂語動(dòng)詞、定語、狀語或整個(gè)句子。狀語從句位于句首或者句中時(shí),通常用逗號(hào)與主句隔開,位于句尾時(shí)則不用。 時(shí)間狀語從句 1. 由表示時(shí)間的連接詞引導(dǎo)的狀語從句叫時(shí)間狀語從句。 When, while, as, after, before,as soon as, since, till/until ,by the time . 1)when I lived in the countryside ,I used to carry some water for him.住在農(nóng)村時(shí),我常常為他擔(dān)水。 2)When I came in , she was listening to the music.我進(jìn)來時(shí),她在聽音樂。 3)While I was reading the newspaper , the telephone was ringing .當(dāng)我走進(jìn)房間的時(shí)候,電話鈴響了。 4)Strike while the iron is hot .趁熱打鐵。 5)She remembered that book as she left the room.她離開房間時(shí)想起了那本書。 When,引導(dǎo)的從句,謂語動(dòng)詞可以是延續(xù)性的,也可以是瞬間動(dòng)詞。When有時(shí)候表示”就在那時(shí)”. 6)We were about to leavewhen he came in .我們就要離開時(shí),他進(jìn)來了。 While引導(dǎo)的從句謂語動(dòng)詞必須是延續(xù)性的,并強(qiáng)調(diào)主句和從句的動(dòng)作同時(shí)發(fā)生或相對(duì)應(yīng)。 7)I like playing football while you like playing ping-pang.我喜歡踢足球,而你喜歡打乒乓球。 As引導(dǎo)的從句也是延續(xù)性動(dòng)作,一般用于主語和從句動(dòng)作同時(shí)發(fā)生,也可以強(qiáng)調(diào)一先一后。 8)We always play as we talk.我們總是邊走邊玩。 9)As we were going out ,it began to rain.當(dāng)我們出門時(shí),開始下雨了。 這里as強(qiáng)調(diào)兩個(gè)動(dòng)作先后發(fā)生,而不是強(qiáng)調(diào)下雨的時(shí)間。 before引導(dǎo)的狀語從句不用否定的謂語,并且當(dāng)before引導(dǎo)的從句位于主句之后,有時(shí)翻譯成“就;才”。當(dāng)主句用將來時(shí),從句總是用現(xiàn)在時(shí);如果從句是過去時(shí),則主句多用過去完成時(shí)。After表示主句動(dòng)作發(fā)生在從句之后,主句和從句的動(dòng)作時(shí)間關(guān)系剛好和before引導(dǎo)的從句相反。 10)It will be a long time before he gets back.他要過很久才能回來。 11)He almost knocked me down before he saw me .他幾乎要把我撞到才看見我。 12)I had finished my homework before my mother got home.在我媽媽到家之前,我就寫完作業(yè)了。 13)After you think it over , please let me know your decision .你考慮之后,告訴我你的決定。 14)After he had finished the work , we cleaned the office.在他完成工作之后,我們打掃了辦公室。 |
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