雅思阅读中的状语从句因为不是主干，所以可能通常都被考生忽略掉。其实，状语从句有多种类型，比如时间状语刑拘、地点状语从句、原因状语从句、让步状语从句等等，今天就来给大家分享一下剑9 雅思阅读中的状语从句。
状语从句 (Adverbial Clause) 状语从句指句子用作状语时，起副词作用的句子。它可以修饰谓语、非谓语动词、定语、状语或整个句子。根据其作用可分为时间、地点、原因、条件、目的、结果、让步、方式和比较等从句。状语从句一般由连词(从属连词)引导，也可以由词组引起。从句位于句首或句中时通常用逗号与主句隔开，位于句尾时可以不用逗号隔开。
一、时间状语从句
1. Thus, when Hofmann made some passing comments about the desirability of a synthetic substitute for quinine, it was unsurprising that his star pupil was moved to take up the challenge. (剑9 Test 1 Passage 1 )
我们先来认识一些单词：
1. synthetic(合成的)
2. quinine(n. 奎宁)
句子结构分析：Thus连词，因而。When引导时间状语从句， it was unsurprising that…表示毫不奇怪，是it is/was+adj. + that结构句式。
译文：因此，当Hofmann随口提到想用合成药物来替代奎宁时，自然而然，他的得意门生Perkin马上承担起了这项重任。
2. An alien civilisation could choose many different ways of sending information across the galaxy, but many of these either require too much energy, or else are severely attenuated while traversing the vast distances across the galaxy.
(剑9 Test 1 Passage 2)
我们先来认识一些单词：
1. galaxy (n. 星系)
2. attenuated(adj. 衰减的)
句子结构分析：这句话的主干是An alien civilisation could choose…but many of these either require too much energy, or …while…，这句话里包含either…or…句式，表示或者……或者……，while引导时间状语从句。
译文：外星文明可以选择多种不同的方式在银河系中发送信息，但是许多方式要么需要消耗过多的能量，要么在银河系中长距离传播时严重衰减。
3. In common with all mammals, reptiles and birds, their remote ancestors were marine fish and before that various more or less worm-like creatures stretching back, still in the sea, to the primeval bacteria.
(剑9 Test 1 Passage 3)
我们先来认识一些单词：
1. reptiles (爬行动物)
2. primeval (原始的，初期的)
句子结构分析：In common with与……一样，这句话主干是their remote ancestors were marine fish and stretching back, still in the sea, to the primeval bacteria. And，连词表示并列。Before引导时间状语，that代指前句的内容，still in the sea,做插入语，stretching back to追溯到……。
译文：与所有的哺乳动物、爬行动物和鸟类一样，乌龟的老祖先是海洋中的鱼类。再向前追溯，它们也是海洋中类似蠕虫生物的原始细菌。
二、时间+条件状语从句
1. Second, we make a very conservative assumption that we are looking for a life form that is pretty well like us, since if it differs radically from us we may well not recognise it as a life form, quite apart from whether we are able to communicate with it. (剑9 Test 1 Passage 2)
我们先来认识一些单词：
1. assumption(n. 假设，假定)
2. radically(adv. 彻底地;根本地)
句子结构分析：第一个That引导的从句作assumption的同位语，第二个that引导定语从句修饰a life form，since引导时间状语从句，if引导条件状语从句。
译文：第二，我们保守地假定我们正在搜寻的生命形式和人类非常相似，如果形势完全不同，那么我们可能不会把它看作一种生命形式，更不用说能否与它进行交流了。
三、让步状语从句
1. While the detrimental effects of noise in classroom situations are not limited to children experiencing disability, those with a disability that affects their processing of speech and verbal communication could be extremely vulnerable. (剑9 Test 2 Passage 1)
我们先来认识一些单词;
1. detrimental(adj. 有害的)
2. vulnerable (adj. 易受伤害的)
3. verbal (adj. 言语的)
句子结构分析： 这句话的主干是While…those with a disability that affects…could be extremely vulnerable。
While引导让步状语从句，those指代children，that引导定语从句修饰disability。
译文：虽然教室噪音不只会给残疾孩子带来不利影响，但是那些在语言沟通方面有障碍的孩子们显然是更大的受害者。
2. This development is a response to market forces and, although museums and heritage sites have a special, rather distinct, role to fulfil, they are also operating in a very competitive environment, where visitors make choices on how and where to spend their free time. (剑9 Test 4 Passage 3)
句子结构分析：这句话可以分为两句：
第一句：This development is a response to market forces.
第二句：Although museums and heritage sites have a special, rather distinct, role to fulfil, they are also operating in a very competitive environment, where visitors make choices on how and where to spend their free time.
Although引导让步状语从句，这句话的主干是they are also operating in a very competitive environment。Where引导定语从句修饰competitive environment。how and where引导宾语从句。
译文：这种发展是对市场推动力的反映，博物馆和名胜古迹虽然扮演着特殊的、不同的角色，但它们也在竞争非常激烈的环境中运营，因为如何度过、在哪里度过闲暇时间由参观者自己决定。
四、 时间+条件+地点状语从句
1. If we look at a star in January - when Earth is at one point in its orbit - it will seem to be in a different position from where it appears six months later.
(剑9 Test 2 Passage 2)
句子结构来分析：If引导条件状语从句，when引导时间状语从句，这句话主干是 it will seem to be in…，where引导地点状语从句。
译文：一月，当地球处于其轨道的某个点时，我们观测一个恒星，那么六个月后这颗恒星的位置与当时观测的位置看起来是不同的。
五、 原因状语从句
1. This has been seen by many to be the aspect of the self which is most influenced by social elements, since it is made up of social roles (such as student brother, colleague) and characteristics which derive their meaning from comparison or interaction with other people (such as trustworthiness, shyness, sporting ability). (剑9 Test 4 Passage 2)
句子结构分析：这句话主干是现在完成时，表示直到现在，第一个which引导定语从句修饰the self，since因为，由于，引导原因状语从句，括号里的内容表示解释说明，第二个which引导定语从句修饰characteristics。
译文：很多人认为这一自我认知受社会影响因素最大，因为客体自我由社会角色构成(比如学生、兄弟、同事)并包含一些来自与他人比较或互动而产生的性格特点(比如可信、羞怯、善于运动)。
上面就是给大家分享的一些剑9中的一些状语从句，希望大家也能灵活运用各类状语从句，从而使自己的表达高大上。最后，预祝大家雅思考试取得好成绩。
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