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1、中考英语总复习语法之状语从句运用专项练习题及答案时间状语从句：在一个句子中作时间状语的句子。时间状语的连接词:when（当时候）while（当时候）as（当时候） after（在以后）before（在以前）as soon as（就）since（自从到现在）till /until（直到才）by the time（到为止）依旧是连接词后加陈述语序。举例：when当的时候（一般情况下主句是将来时的时候，从句要用一般现 在时。）Mozart started writing music when he was four years old.原因状语从句：在一个句子中作原因语的句子。连接词：由连词beca
2、use, since, as引导，也可由for, now that等词引 导。举例：I didn t go to school yesterday because I was ill.条件状语从句连接词：if如果，unless （=if not）除非。（让步）举例：If it doesn t rain tomorrow, we will go hiking.目的、结果状语从句目的状语从句是指在一个句子中充当目的状语的句子。结果状语从句是指在一个句子中充当结果状语的句子phone number,即对过去的虚拟的条件状语从句，可以判断出主句用wouldnt have done表示对过去情况的虚拟，
3、故选B。1.7. the average age of the population increases, there aremore and more old people to care for.A. UnlessB. UntilC.AsD. While【答案】C【解析】句意：随着人口平均年龄的增长，越来越多的老人要照顾。unless 除非；until直到；as因为，正如，随着；while虽然，然而，当时候。根据语境，故选C。2. 5.online shopping has changed our life , not all of its effects have been positi
4、ve.A. SinceB. AfterC.WhileD. Unless【答案】C【解析】句意：尽管网上购物已经改变了我们的生活，但是不是其所有的影 响都是积极的。while引导让步状语从句，意为“尽管，虽然；since既然， 自从;after在之后；unless除非。故选C。目的状语从句连接词so that, sothat , in order that引导。结果状语从句连接词sothat, such,that, so much/manythat引导。举例：sothat如此以至于The scientist? s report was so instructive that we were al
5、l very excited.让步状语从句让步状语从句是指在句子中作让步的状语的句子连接词： though, although. , whetheror not举例：Although he is rich, yet he is not happy.高频考点一：考查时间状语从句例 2. I believe you will have a wonderful time here you getto know everyone else.A. thoughB. as ifC. onceD. so that【答案】C【解析】考查语意逻辑关系。句意：你认识了这里的其他所有人, 我相信你会在这里玩得很愉快
6、的。though意为“虽然”，引导让步状语从句；as if意为“好像，仿佛”，引导方式状语从句或表语从句；once “一旦”，引导 时间状语从句；so that以便；结果”，引导目的状语从句或结果状语从句。 根据句中的关键信息 you will have a wonderful time 和 you get to know everyone else可知应用once引导时间状语从句。【举一反三】We need to get to the root of the problem we can solve it.A. while B. afterC. before D. as【答案】C【解析】考查
7、语意逻辑关系。句意：我们需要在我们能解决它找到问题的根源。while表示“然而”时，连接并列句；表示“当的时候”时, 引导时间状语从句。after在之后，引导时间状语从句;before在之 前，引导时间状语从句；as表示“当的时候”时，引导时间状语从句，表 示“因为”时，引导原因状语从句，表示“正如”时，引导方式状语从句。由语 境可知，我们在解决问题前需要找到其根源，因此用before引导时间状语从句。【变式探究】It was the middle of the night my father woke me up and told me to watch the football game.
8、A. thatB. asC. whichD. when【答案】D【解析】考查状语从句引导词的选择。句意：当我父亲叫醒我，告诉我看足 球比赛的时候是午夜。when在此引导时间状语从句。此题易误选A项，原因是把 这个句子看成了强调句，如果在the middle of the night前加介词in,则此句 为强调句，因此解此类题目时要注意分析句子成分。【变式探究】If you miss this chance, it may be yearsyou getanother one.A. asB. beforeC. since D. after【答案】B【解析】考查状语从句引导词的选择。句意：如果你错
9、过了这次机会，可能 需要很多年你才能再获得另一次。此题可将“it + be+时间段+ before. ”视 为固定句式，it wiH/may be+时间段+before.”意为“将/可能需要一段 时间才/就”。“亚 +时间段+503.”意为“过了多久就,过 了多久才”。高频考点二让步状语从句例 3. My grandfather still plays tennis now and then, he,s in his nineties.A. as long as B. as ifC. even thoughD. in case【答案】C【解析】考查状语从句。句意：我爷爷虽然已经90多岁了，但他
10、有时还打 网球。根据句意并分析句子成分可知，本空需要从属连词引导让步状语从句。even though表示“尽管，虽然“，符合句意。as long as “只要；as if “仿佛， 好像“；in case “以防万一”。【举一反三】the students came from different countries, they got along quite well in the summer camp.A. WhileB. UnlessC. SinceD. Until【答案】A【解析】考查状语从句引导词的选择。句意：学生们来自不同的国 家，他们在夏令营相处得非常好。根据句意可知，本题前后为
11、转折关系，所以应 用while “尽管”来引导状语从句，表转折。故答案为A项。【变式探究】the forest park is far away, a lot of tourists visit it every year.A. As B. WhenC. Even though D. In case【答案】C【解析】考查状语从句引导词的选择。句意：森林公园离得很远, 每年有很多游客会去游览。as可以引导原因状语从句，可以引导时间状语从句表 示两个动作同时发生，也可以引导让步状语从句（但从句需要用倒装结构）；when 引导时间状语从句；even though相当于even if,意为“尽管，虽然
12、”，引导 让步状语从句；in case意为“以防，万一“，引导条件状语从句。根据the forest park is far away是正常语序，并未用倒装结构及句意可知，C项符合句意和语 法结构。【举一反三】 difficulties you are experiencing right now, I can help you to develop a positive mind and take steps to improve your life.A. WhereverB. WhateverC. HoweverD. Whenever【答案】B【解析】whatever引导让步状语从句，修饰
13、名词，相当于no matter what 意为“无论什么”，其他几个连词都不能修饰名词。【举一反三】We students should hold such an attitude： we achieve great success in our study, we should not be proud.A. only ifB. in caseC. now thatD. even though【答案】D【解析】考查状语从句。句意：我们学生应该持有这样一种态度：即使我们 在学习中取得了巨大成功，也不应该骄傲。Even though ”即使，尽管”引导让 步状语从句。高频考点四 条件状语从句例
14、4. （2019 江苏卷）The doctor shares his phone number with the patients they need medical assistance.A. if onlyB. as ifC. even thoughD. in case【答案】D【解析】考查状语从句。句意：医生把他的电话号码分享给病人，以防他们 需要医疗援助。if only ”要是多好”；as if “似乎，好像；even though “尽管；in case “以防”。【举一反三】（2019 天津卷）Tom is so independent that he never asks his
15、 parents opinion he wants their support.A. since B. onceC. unlessD. after【答案】C【解析】考查连词辨析。句意：汤姆如此独立以至于他从来都不问父母的意 见，除非他想得到他们的支持。A项意为“自从，既然”；B项意为“一旦”；C 项意为“除非” ；D项意为“在之后”。故选C。【变式探究】（2018 江苏卷）you can sleep well, you will losethe ability to focus, plan and stay motivated after one or two nights.A. OnceB.
16、 UnlessC. If D. When【答案】B【解析】考查条件状语从句。句意：除非你睡眠好，否则你一两个夜晚后就 不能集中注意力，不能计划，也不能保持积极性。unless “除非”符合句意。【变式探究】 we don, t stop climate change, many animals and plants in the world will be gone.A. AlthoughB. WhileC. If D. Until【答案】C【解析】考查条件状语从句。句意：如果我们不阻止气候变化，世界上许多 动植物将不复存在。根据句意可知，此处用If引导条件状语从句。高频考点五其他状语从句例
17、5. Let s not pick these peaches until this weekend theyget sweet enough to be eaten.A. ever since B. as ifC. even thoughD. so that【答案】D【解析】考查状语从句。从句意的连贯看，空前说“等到周末再摘这些桃子”， 空后说“它们就变得够甜了，可以吃了”，这里应该用so that “以便”引导目 的状语从句。【举一反三】Locatedthe Belt meets the Road, Jiangsu will contribute more to the Belt and
18、Road construction.A. why B. whenC. whichD. where【答案】D【解析】考查状语从句。句意：江苏位于“一带”和“一路”的交汇处，将 对“一带一路”的建设作出更多的贡献。where在此引导地点状语从句。【变式探究】Most successful people think about things in new and different ways： they see an open window others see a closed door.A. whereB. ifC. once D. unless【答案】A【解析】考查状语从句。句意：大多数成功人
19、士以新的和不同的方式思考事 物：他们在别人看到一扇关闭的门的地方看到的是一扇敞开的窗户。分析句子结 构可知，空处在此引导状语从句，且在从句中作地点状语，应用where。故选A。【变式探究】The book will tell young Chinese that they should face the challenges,utears and running away“ doesnt solve problems.A. as B. thoughC. in caseD. so that【答案】A【解析】考查状语从句。句意：这本书将告诉中国的年轻人，他们应该直面 挑战，因为“眼泪和逃避”并不能
20、解决问题。as “因为”引导原因状语从句，符 合语境。1. （2019 江苏卷）The doctor shares his phone number with the patients they need medical assistance.A. if onlyB. as ifC. even thoughD. in case【答案】D【解析】考查状语从句。句意：医生把他的电话号码分享给病人，以防他们 需要医疗援助。if only ”要是多好”；as if “似乎，好像；even though “尽管 ；in case “以防”。【举一反三】（2019 天津卷）Tom is so indepe
21、ndent that he never asks his parents opinion he wants their support.A. sinceB. onceC. unlessD. after【答案】C【解析】考查连词辨析。句意：汤姆如此独立以至于他从来都不问父母的意 见，除非他想得到他们的支持。A项意为“自从，既然”；B项意为“一旦”；C 项意为“除非” ；D项意为“在之后”。故选C。1. Lets not pick these peaches until this weekend they get sweet enough to be eaten.B. as ifD. so tha
22、tA. ever sinceC. even though【答案】D【解析】考查连词短语词义辨析及语境理解。句意：让我们这个周末再摘这 些桃子，这样的话，它们吃起来就变得足够的甜。A. ever since自那时起；B. as if好像；C. even though尽管；D. so that以便。从句为目的状语从句，故用 so that引导。故选Do1. 一Peter, please send us postcardswe 11 know where you havevisited.No problem.A. but B. or C. for D. so【答案】D【解析】A. but但是 B.
23、or 或者C. for因为 D. so因此 句 意：Peter,请给我们寄明信片，因此我们就会知道你们去哪游览过，根据语境 可知前后句之间是因果关系，故用so,选D。2. Jane moved aimlessly down the tree-lined street, not knowing she was heading.A. why B. where C. how D. when【答案】B【解析】A. why为什么B. where在哪C. how 如何D. when什么时候。 句意：Jane漫无目的地走在两旁栽树的街道上，不知道她将去往何方，根据语境 可知此处是表地点的，很容易就可选出答案B。3. . Do you have Betty s phone number?一Yes. Otherwise, I able to reach her yesterday.A. hadn, t been B. wouldn, t have been C. werent D. wouldn, t be【答案】B【解析】句意：一你有贝蒂的电话号码吗？ 一有。否则我昨天就联系不到她 了。根据标志词otherwise,否则相当于一个条件状语从句：If I hadnt have her