2022年高中英语状语从句知识点及练习.docx
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1、精选学习资料 - - - - - - - - - 高中英语 -状语从句一、概念:状语通常由副词、介词短语、动词不定式、分词和从句等担当;状语从句主要用来修饰主句或主句的谓语;一般可分为九大类,状语从句的关键是要把握引导不同状语从句的常用连接词和特别的连接词;二、分类及使用1. 时间状语从句1 when .when 引导的时间状语从句,其动词既可以是连续性动作的动词,也可以是瞬时性动作的动词,可以表示 主 句 的 动 作 和 从 句 的 动 作 同 时 发 生,或 从 句 的 动 作 发 生 在 主 句 的 动 作 之前; when you apply for a job, you must p
2、resent your credentials. when 仍可表示 just then(正在那时)的意思,此时所引导的从句放在主句之后; we were about to start when it began to rain. 2 as 引导的时间状语从句 as侧重表示主句和从句的动作并相发生,翻译成一边,一边;We were having breakfast as she was combing her hair. 3 while “ 在 期间” ,所引导的从句的动作是连续性的,并表示和主句的动作同时发生; 4 before 引导 before“ 在 之前” I ll be back b
3、efore you have left. before“ 之后才” It may be many years before we meet again. 5 as soon as/once/directly/the instant 等引导as soon as 是最常见的表示 “ 一 就” 的从属连词, 其他连词仍有 the momentthat等,它们通常都可与 as soon as换用; As soon as we got home, the telephone rang. I recognized her immediately I saw her. 6 hardly.when/no so
4、oner.than 引导immediately ,instantly ,the instant that ,the minutethat ,关联从属连词 hardly/barely/scarcely.when 和 no sooner.than 的意思是 “ 刚 就” ,它们所引导的从句中的谓语动词通常为过去完成时;如:He had no sooner no sooner had hearrived home than he was asked to start on another journey. 7 since 引导在含有 since 引导的时间状语从句的复合句中,从句的谓语动词通常为一般
5、过去时,主句的谓语动词通常为现在完成时、过去完成时和一般现在时:We ve never met since we graduated from the college. 高校毕业后我们就再没见过面; 8 till/until引导 till 和 until 同义,作“ 直到 时为止 ” 解;Donald will remain in college untiltill he finishes his Ph.D course. 名师归纳总结 Practice makes perfect. 1 第 1 页,共 6 页- - - - - - -精选学习资料 - - - - - - - - - 2. 地
6、点状语从句1 where 引导“ 在(或到) 的地方”Where there is a will, there is a way. 2 wherever 引导 wherever=no matter where, 后者只能放句首; Whereever no matter where they went, the experts were warmly welcomed. 3. 缘由状语从句1 because引导通常用于回答why 引出的疑问句,从句一般位于主句后面;I didn t go abroad with her because I couldn t afford it. 2 as 引导从
7、句多位于主句之前,通常可以和since 换用; As I didn t know the way , I asked a policeman. 3 since 引导 从句多位于主句之前,可以和 as换用;Since traveling by air is much faster,they decided to take a plane. 4 nowthat 引导的缘由状语从句 nowthat “ 既然” ,Nowthat you have passed your test you can drive on your own. 5 seeing that引导的缘由状语从句 Seeing that
8、“ 鉴于;由于”,通常用于非正式文体;Seeing that the weather is bad,we ll stay at home. 4. 目的状语从句1 in order that 引导“ 为了;以便”;多用于正式文体,可以与so that 换用;They stopped at Hangzhou in order that they could go around West Lake. 2 so that引导“ 为了;以便”;so that 通常可以与 in order that 换用,它所引导的目的状语从句总是放在主句之后,在非正式文体中,常省略 that;如:Speak clear
9、ly so that they may understand you. 3 in case/for fear that 等引导in case,for fearthat 这俩个从属连词都表示否定目的,意思是“ 以免”,“ 以防” ;in case 它所引导的从句中的谓语动词可以是陈述语气形式,也可以是虚拟语气形式;for fearthat 引导的从句中的谓语带有may,might ,should 等情态动词Take your umbrella in case it rains. He took an umbrella with him for fear that it might rain. 5
10、. 结果状语从句1 so that 引导从句只能位于主句之后,so that 引导什么从句依据句意来判定Suddenly it began to rain heavily, so that it was almost impossible to carry on driving. 2 so.that 引导 “ 如此 以致” ,that 可以省略, so后面接形容词或副词; She spoke so fast that nobody could catch what she was saying. Practice makes perfect. 名师归纳总结 - - - - - - -2 第 2
11、 页,共 6 页精选学习资料 - - - - - - - - - 3 such.that 引导的结果状语从句引导结果状语从句的such.that 的详细内容是:such+a/an+形容词 +名词 +that 从句;such+a/an+形容词 +单数名词 +that=so+形容词 +a/an+单数名词 +that 从句;The professor told us such a funny story that all the students laughed =The professor told us so funny a story that all the students laughed
12、. 6. 条件状语从句 1 if 引导 译成“ 假如”If I were a bird ,I would fly. 2 unless 引导否定条件状语从句,在意义上相当于 You ll be late unless you hurry. 3 if only 引导意为“ 只要;假如”;if.not ,语气较强,一般不用虚拟语气;I ll let you use the car if only you keep it in good condition. 4 as/so long as 引导意为“ 只要;假如”;As long as it doesn t rain, we can play. 5
13、provided that/providing that引导 意为“ 假如;只要”;I will agree to go providing that my expense are paid. 7. 让步状语从句1 although/though 引导 都作“ 虽然;尽管” 解,通常可以换用, Although they have been talking for a long time, he cannot make her believe him. 2 even if/though 引导 “ 即使,纵然”,从句表示的是尚未发生的动作或存在的情形;Even if I failed again
14、, I will not give up the experiment. 4 while 引导 意为“ 虽然,尽管”,While I understand your point of view,I do not share it. 5 whatever/no matter what 引导 作“ 无论什么” 解,Whatever/No matter what he says,don t go. 6 whichever/no matter which 引导 作“ 无论哪个” 解 Whichever/No matter which you buy , there is a six-month gua
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