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狀語從句用法講解和練習-展示頁

2025-07-08 06:26本頁面
  

【正文】 I was busy with homework. 我沒有出去,因為我忙于家庭作業(yè)。He is absent today because he is ill. 他今天缺席,因為他病了。t want to go alone.A. until B. before C. if D. after2) Tomorrow we39。t stop telling lies, you will be punished.選擇最佳答案填空1) — Would you like to go to the park with me, Susan?— I39。t work harder, you will never pass the exam.Stop telling lies, or you will be punished. 如果你繼續(xù)說謊,就會受到懲罰。ll find a way.2) 祈使句(,)+or+簡單句 = if 從句(否定式)+主語 Work even harder, or you will never pass the exam. 如果不加倍努力,你就永遠無法通過考試。ll find a way. 動動腦子你就能找到辦法。ll turn you out. 你再多說一句,我就把你趕出去。1) 祈使句( , ) +and/then+簡單句 = if 從句(否定式)+主句 Give me somewhere to stand, and I will move the earth.(如果)給我一個支點,我便能掀動地球。 前半部分的祈使結構相當于if條件句,可用動詞或名詞開頭;后半部分的簡單句常用一般將來時,有時也用一般現(xiàn)在時。t swim too far away from the river bank. As long as you don39。 If you don’t study hard, you will fail in the exam. You will fail in the exam unless you study hard.4.表示使某事成為現(xiàn)實必要的條件用on condition that“條件是”,as long as ‘‘只要”。t be able to visit it. 3.表示否定的條件用unless( =if...not)“除非,如果不”。 If you don39。t manage to do it you had explained how.A. until B. since C. while D. after【Keys】1) C 2) A 3) B 4) B 5) A 6) D 7)B 8) C 9) B 10) D 11) D 12) C 13) A第二節(jié) 條件狀語從句1. 條件狀語從句用一般現(xiàn)在時表示將來。 since6) The book was so interesting that he had read it for three hours he realized it.A. when B. after C. until D. before7) we had seen all the animals, we went home.A. Then B. After C. Though D. While8) She has made many friends she came to our school.A. before B. after C. since D. until9) — How long has the weather been like this?A. Until last night B. Ever since last nightC. Two days ago D. Two days later10) My uncle went to Australia last year. We haven39。 before C. not to。 when B. don39。t seen him since last year/ three years ago. 去年以來/3年來,我沒見過他。 Since he graduated, he has worked in this city. 他畢業(yè)后一直在這個城市工作。6.since“自從”, before“在……前”,after“在……后”,It was not long before意為“不久”。ll go to see you. 我一完成工作就會來看你。5.a(chǎn)s soon as,the moment表示從句動作一發(fā)生,主句動作隨即發(fā)生,通常譯為“一……就”。 by the time+一般過去時,主句用過去完成時。 by the time+現(xiàn)在時,主句用將來完成時。4.once“一旦”,by the time“到……時”。 He worked until it was dark. 他一直工作到天黑。 They had just arrived home when it began to ,天就開始下雨了。例如: He was about to leave when the telephone ,忽然電話鈴響了。 如果表示從句的動作在主句的動作“之前”或“之后”發(fā)生時,多用when(=after), 不用as或 while。(若表示兩個短促動作幾乎同時發(fā)生時,用as的場合多于when.) 當主從句之間表示轉折或對比關系時,多用while, 不用as或when。 As time goes on, it’s getting warmer and warmer..隨著時間的推移,天氣變得越來越暖了。 如果從句和主句要表示一個人的兩個動作交替進行或同時完成時,則多用as,可譯為“一邊......,一邊......”。as和when引導的從句既可表示一點時間,也可表示一段時間,從句中的謂語動詞既可以是持續(xù)性動詞,也可以為短暫性動詞,經(jīng)??梢曰Q使用;while引導的從句通常表示一段時間,從句中宜用持續(xù)性動詞作謂語。 When spring came, he felt like a ,他想去旅游。 I39。連接時間狀語從句的連接詞有:when(當……的時候),while(當……的時候),as(當……的時候),once( 一旦),till( until)(一直到……,直到……才),by the time(到……時),as soon as(一……就)the moment(一……就).since(自從 ……).before(在……前).a(chǎn)fter(在……后)2.when,while,as均可表示“當……的時候”。 現(xiàn)分別列舉如下:狀語從句分九類:從句種類主要從屬連詞 1時間狀語從句 when, while, as, before, after, until, till, whenever 2條件狀語從句 if, unless 3目的狀語從句 in order that, so that 4結果狀語從句 so…that, such…that, so that, so 5原因狀語從句 because, as, since 6讓步狀語從句 although, though, even though(if), while 7方式狀語從句 as if, as though 8地點狀語從句 where, wherever 9比較狀語從句 than, as在這一章節(jié)的學習中,要求同學們掌握各類狀語從句基本概念,并能夠靈活應用。盡管種類較多,但由于狀語從句與漢語結構和用法相似,所以理解和掌握它并不難。第 章 狀語從句學習指導狀語從句在句子中作狀語,用來修飾主句或主句的謂語。一般可分為九大類,分別表示時間、地點、原因、目的、結果、條件、讓步、比較和方式。狀語從句的關鍵是要掌握引導不同狀語從句的常用連接詞。第一節(jié) 時間狀語從句1. 時間狀語從句用一般現(xiàn)在時表示將來。 when強調“特定時間”,表示主句謂語動詞的動作與從句謂語動詞的動作是同時發(fā)生的,或從句的動作發(fā)生在主句的動作之前;while表示的時間是一段,而不是一點,
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