备战2019年高考英语考点一遍过考点29原因状语从句(含解析).doc
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1、1考点 29 原因状语从句高考频度:原因状语从句是表示原因或理由的,引导这类从句的最常用的连词是 because, since, as , now that(既然)等,for 表示因果关系时(它引导的不是从句)为并列连词,语气不如 because 强。1. because 引导的原因状语从句 because 表示人们不知道的直接的原因或理由,着重点在从句,其所引导的从句,为全句句意的中心所在。通常用于回答 why 引出的疑问句,语气最强,除特别强调外,该从句一般位于主句后面。I didnt go abroad with her because I couldnt afford it.我没有和她
2、一起出国是因为费用太高。Dont scamp your work because you are pressed for time.不要因为时间仓促而马马虎虎。I wonder whether his hearing is okay _ he has turned the television up very loud.A. unless B. althoughC. until D. because【答案】 D2. as 引导的原因状语从句 as 引导的原因状语从句所引出的理由在说话人开来已经很明显,或已为听话人所熟悉而不需要强调,从句多位于主句之前,通常可以和 since 换用,as 语气稍
3、弱。As I didnt know the way,I asked a policeman. 我不认识路,因而问警察。As it is snowing, we shall not climb the mountain. 由于在下雪,我们不去爬山了。1._ you werent there, I left a message.2A.As B.When C.Though D.For【答案】 A 【解析】句意:因为你不在那儿,所以我给你留言了。此处应用 as 引导原因状语从句,故选 A。when 引导时间状语从句;though 引导让步状语从句;for 用作并列连词表原因时不能位于句首。2. Whe
4、n my father goes somewhere, he always goes along with my mother, _ he doesnt like going alone.A.though B.as C.while D.even if【答案】B 3. since 引导的原因状语从句since 表示人们已知的事实,不许强调的原因,故常译为“既然” ,通常位于主句前。since 从句是次要的,重点强调主句的内容,相当于 now that。Since traveling by air is much faster, they decided to take a plane.既然乘飞机
5、旅行快得多,他们就决定坐飞机。Since you wont help me,Ill ask someone else.你既然不帮我,那我就请别人帮忙。Mark needs to learn Chinese _his company is opening a branch in Beijing.A. unless B. until C. although D. since【答案】D 【解析】考查状语从句的连接词。his company is opening a branch in Beijing 是学习汉语的原因。unless 除非;until 直到为止;although 尽管;since 由于
6、,自从。在句中 since 是“由于”的意思。句意:马克需要学习汉语,因为他的公司要在北京开分公司。4. now(that)引导的原因状语从句now(that)“因为;既然” ,通常可以和 since 换用。其中 that 可省去,用来表示一种新的情况,再加以推论。Now(that) youve passed your test you can drive on your own.你既已考试合格,就可以独自开车了。I do remember,now (that) you mention it. 你这一提,我倒的确想起来了。3_the term has come to an end, I am
7、going to take a trip for relaxation.A. Now that B. Even ifC.As though D. So that【答案】A5. seeing (that)引导的原因状语从句seeing (that)“鉴于;由于” ,通常用于非正式文体。Seeing (that) the weather is bad,well stay at home.天气不好,我们还是呆在家里吧。6. in that 引导的原因状语从句in that“因为;基于的理由” ,可以和 because 换用,多用于正式文体,它所引导的原因状语从句总是位于主句之后。Advertisem
8、ent is distinguished from other forms of communication in that the advertiser pays for the message to be delivered. 广告不同于其他交际形式,因为登广告的人要为其所提供的信息付费。Im in a slightly awkward position, in that hes not arriving until 10th.我的处境有点难堪,因为他要十号才来。 The Chinese language _Western languages _, instead of an alphab
9、et, it uses characters which stand for ideas, objects or ideas.A. differs from; in which B. is different from; in thatC. differs from; in what D. is different from; in where【答案】B【解析】考查动词短语和连词。表示“与不同”可以用 differ from或 be different from;in that 是固定连词,引导原因状语从句,表示“由于,因为” ,故选 B 项。4题组一 能力过关I单项填空1.Perhaps i
10、t was_ my father often published his poems in the newspapers that he became known through his literary works.A. before B. when C. if D. because2. _fewer people send letters to one another, the number of people collecting stamps has been steadily in decline.A. Before B. Although C.As D. If3.Why not s
11、tay at home _the road is so slippery after the heavy snow?A. since that B. now that C. then that D. after that4._ you have got a job, you should learn to be independent of your parents.A. So B. Although C. Before D. Now that5.The old man asked Lucy to move to another chair _he wanted to sit next to
12、his wife.A. although B. unless C. because D. if6. _ I can never persuade you to give up buying stocks(股票), I can only wish you good luck.A.When B.For C.Since D.Although7. The play has remained a mystery _ the producer wants to surprise the audience.A.although B.because C.unless D.until8. Mary felt s
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- 备战 2019 年高 英语 考点 29 原因 状语 从句 解析 DOC
