备战2019年高考英语考点一遍过考点32条件状语从句（含解析）.doc

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1、1考点 32 条件状语从句高考频度：一、条件状语从句1. if 引导的条件状语从句if 可引导非真实条件状语从句(见虚拟语气)和真实条件状语从句。If he said that, he cant be telling the truth. 如果他说了那样的话，他不可能是说实话。2. unless 引导的条件状语从句unless 引导的是否定条件状语从句，在意义上相当于 if.not，而且语气较强，一般不用于虚拟语气。Youll be late unless you hurry. 你会迟到的，如果不赶快的话。1.(2018北京卷单项填空) _ we dont stop climate chang

2、e, many animals and plants in the world will be gone.A. Although B. While C. If D. Until【答案】C2._ we have enough evidence, we cant win the case.A. Once B. As long as C. Unless D. Since【答案】C 【解析】考查连词。句意：如果我们没有足够的证据，我们就赢不了官司。后句说官司打不赢，用 unless来表示相反的条件。2【名师点睛】条件状语从句就是在复合句中表示主句动作发生条件的状语从句。引导条件状语从句最经常用的连词是

3、 if，它的意思是如果； 也可以用 unless 引导：unless 的意思是如果不除非，相当于 if not。3. only if 引导的条件状语从句only if 在引导条件状语从句时意为只有(才)；只有在的时候，唯一的条件是。Ill let you use the car only if you keep it in good condition.只要你把车保养好，我就让你用。4. as/so long as 引导的条件状语从句as/so long as 意为只要；如果。As long as it doesnt rain, we can play.只要不下雨我们就能玩。You wont

4、find paper cutting difficult _you keep practicing it.A. even if B. as long as C .as if D. ever since【答案】B5. provided (that)/providing (that)引导的条件状语从句provided (that)/providing (that)意为假如；如果。I will agree to go provided / providing (that) my expense is paid.假如为我负担费用，我就同意去。Providing you promise not to t

5、ell anyone else Ill explain the secret. 假如你承诺不告诉别人，我就告诉你这个秘密。6. on condition that（条件是）和 suppose / supposing (that)（假设；如果）也可引导条件状语从句I can tell you the truth on condition that you promise to keep it a secret.我可以告诉你真相，条件是你答应保守秘密。Suppose/ Supposing (that) they refuse us, who else can we turn to for help

6、?3在条件状语从句中，通常要用一般现在时表示将来意义，而不能直接使用将来时态。不过，有时表示条件的 if 之后可能用 will，但那不是将来时态, 而是表示意愿或委婉的请求(will 为情态动词)。If you will sit down for a few moments, Ill tell the manager youre here. 请 稍 坐 片刻 ， 我 这 就 通 知 经 理 说 您 来 了 。二、方式状语从句表示行为方式的状语从句常由 as（依照，像一样） ，as if（正如，似乎） ，as though（似乎，好像） ， （just）as. so.（正如）引导，多置于主句之后

7、。 1.as，(just) as. so.引导的方式状语从句通常位于主句后，但在 (just) as.so.结构中位于句首，这时 as 从句带有比喻的含义，意思是正如，就像，多用于正式文体。Always do to the others as you would be done by. 你希望人家怎样待你，你就要怎样待别人。 As water is to fish, so air is to man. 我们离不开空气，犹如鱼儿离不开水。 Just as we sweep our rooms, so we should sweep backward ideas from our minds. 正

8、如打扫房屋一样，我们也要扫除我们头脑中落后的东西。 2.as if，as though 两者的意义和用法相同，引导的状语从句谓语多用虚拟语气，表示与事实相反，有时也用陈述语气，表示所说情况是事实或实现的可能性较大。汉译常作仿佛似的，好像似的。They completely ignore these facts as if (as though) they never existed. 他们完全忽略了这些事实，就仿佛它们不存在似的。 （与事实相反，谓语用虚拟语气。 ）He looks as if (as though) he had been hit by lighting. 他那样子就像被雷击

9、了似的。 （与事实相反，谓语用虚拟语气。 ） It looks as if the weather may pick up very soon. 看来天气很快就会好起来。 （实现的可能性较大，谓语用陈述语气。 ） 【名师点睛】4as if / as though 也可以引导一个分词短语、不定式短语或无动词短语。He stared at me as if seeing me for first time. 他目不转睛地看着我，就像第一次看见我似的。He cleared his throat as if to say something. 他 清 了 清 嗓 子 ， 像 要 说 什 么 似 的 。

10、 The waves dashed on the rocks as if in anger. 波 涛 冲 击 着 岩 石 ， 好 像 很 愤 怒 。1. He looked at me curiously _ he had some doubt which he was unwilling to express.A.as if B.in case C.unless D.so that【答案】A2. More people will eat out in restaurants _ they do today.A. than B. when C. while D. as【答案】D【解析】句 意

11、： 正 如 人 们 现 在 所 做 的 一 样 ， 更 多 的 人 将 会 在 饭 店 吃 饭 。 as 在 此 引 导 方 式 状 语 从 句 ， 表 示 如同，照的方式。题组一 能力过关I.单项填空1. This medicine is quite beneficial to your recovery after the operation,_ you take it 5as told.A. unless B. providing C. considering D. since2.Ill be out for some time. _ anything important happens

12、, call me up immediately.A. In case B. As if C. Even though D. Now that3.She says that shell have to close the shop _ business improves.A. if B. unless C. after D. when4.She says that shell have to close the shop _ business improves.A. if B. unless C. after D. when5. The house was greatly damaged by

13、 the truck. Wed better leave things _ they are until the police arrive.A. since B. asC. though D. unless6. The two boys had so much in common as if they _ brought up in the same family.A. should be B. would beC. have been D. had been7. Do you remember the experiment we did together many years ago?Ye

14、s, _ we did it yesterday.A. as if B. even ifC. only if D. if only8. My daughter stared at me, angrily, _ I were her wicked stepmother.A. even if B. only ifC. if only D. as if9. Mrs. Sue looked _ she was going to explode when the boy cut in line.A. even though B. as thoughC. in case D. now that10. Fo

15、r years, those journalists would describe the event in detail _ they themselves had attended it.A. as though B. in caseC. only if D. even though6II. 短文改错Square dancing has been more and more popular with the elderly as their living conditions improve. Most people thought it can help people take regu

16、larly exercise and improve their fitness. Besides, it provides people more chances to take activities outdoor. However, some people argue that the music is very noisy, that disturbs the surrounding citizens normal life. Also, be exposed to such loud noise may do a harm to their health in the long ru

17、n.In my opinion, square dancing is a good form of exercise, so dancers should take our neighbors needs into consideration. If they choose a right time and turn down the music, it will cause less troubles for others.I .单项填空1.B 【解析 】考查状语从句 句意上：这种药只要你按要求服用肯定有益于你手术后的恢复的。providing可以用来引导条件状语从句表示只要，符合题目语境，

18、故 B 项正确。3.B 【解析】考查状语从句中连词的选择。句意：她说除非生意有改善，否则她将不得不关闭这家商店。unless 意为除非，符合语境。4.B 【解析】考查状语从句中连词的选择。句意：她说除非生意有改善，否则她将不得不关闭这家商店。unless 意为除非，符合语境。【名师点睛】条件状语从句就是在复合句中表示主句动作发生条件的状语从句。引导条件状语从句最经常用的连词是 if，它的意思是如果； 也可以用 unless 引导：unless 的意思是如果不除非，相当于 if not。5.B 【解析】考 查 状 语 从 句 。 句 意 ： 卡 车 对 这 座 房 子 造 成 了 严 重 的 损

19、 害 。 我 们 最 好 保 持 原 样 ， 等 待 警 察到 来 。 as 引 导 方 式 状 语 从 句 ， 意 为 按 照 的 方 式 。 leave things as they are 意 为 任 其7自 然 。6. D 【解析】此处 as if 引导方式状语从句，且从句应用虚拟语气。主句用的是一般过去时，从句表示对过去情况的虚拟，故从句谓语形式为 had done。所以选 D。7. A 【解析】句意：你还记得许多年以前我们一起做的那次实验吗？记得，就好像是我们昨天做的 一 样 。 此 处 要 用 as if 引 导 方 式 状 语 从 句 ， as if 表 示 好 像 。 eve

20、n if 引 导 让 步 状 语 从 句 ，意 为 即使；only if只有；if only要是就好了。8. D 【解析】考查状语从句。句意：女儿生气地瞪着我，好像我是她邪恶的后妈一样。空处表示似乎，好像，引导方式状语从句。根据句意可知选 D。10. A 【解析】考查 as though 引导的方式状语从句。句意：多少年来，那些记者们总是可以详细地描述那起事件，就好像他们亲自参与了一样。根据句意可知，此处应用 as though 引导方式状语从句。II. 短文改错【答案】Square dancing has been more and more popular with the elderly

21、 as their living conditions improve. Most people it can help people take exercise and improve their fitness. Besides, it provides people with more chances to take activities . However, some people argue that the music is very noisy, disturbs the surrounding citizens normal life. Also, exposed to suc

22、h loud noise may do a harm to their health in the long run.In my opinion, square dancing is a good form of exercise, dancers should take neighbors needs into consideration. If they choose a right time and turn down 8the music, it will cause less for others.【解析】第一处：thoughtthink。本文的基本时态是一般现在时，且此处陈述客观情

23、况，应用一般现在时。第二处：regularlyregular。许多人认为广场舞能帮助人们经常锻炼。修饰名词应用形容词。regular“频繁的，经常的“。第三处：people 后加 with。 provide sth. for sb.=provide sb. with sth.，是固定搭配，意为“提供某物给某人，给某人提供某物“。第四处：outdooroutdoors。 广场舞能给人们提供更多参加户外活动的机会。outdoor 是形容词，意为“户外的“；outdoors 是副词，意为“在户外“。分析句子结构可知，此处应用副词 outdoors 在句中作状语。第五处：thatwhich。分析句子结构可知，此处引导非限制性定语从句，且在从句中作主语，指代上文中的“the music is very noisy“，故应用 which。注意：that 不能引导非限制性定语从句。第六处：bebeing。分析句子结构可知，此处应用动名词短语作主语。故把 be 改为 being。第九处：ourtheir。此处指代的是广场舞者，故应用 their。下文中的“they“亦是提示。第十处：troublestrouble。trouble 表示“麻烦，问题，困难“时是不可数名词，故将 troubles 改为trouble。