2020高考英语大二轮复习冲刺经典专题语篇部分专题二七选五第1讲七选五教学案

1、专题二七选五策略综述3年考情分析试卷年份体裁题材考行生蟹段首段中段星其19说明文新窗空气230至国卷i我IK说明文散色的作用131其17记叙文野营221其19议的文激发动力140全国卷U201E说明攵晨糠的好处2212017说明攵避免打扰1402019说明丈互动交流131全国卷III201S说明文舞蹈22!2017说明文生物钟13i考森以说明文为书；内容、主题多：IlJ. .1选材注重西方面.一是贴近考生生活.新颖、时是社会生活和文化科技，题整以段中为主.段首 代性强的材料1二是逻辑严密，结构严详,层次分明.突出篇章和段尾为辅*算巾市非完整句的考强情宽.结构的超修理解.侧重遂班忠雄能力.解题流

2、程不找题目前后在词汇总更上的联系彳思翼辑析选项思哥题目前后布行文上的型用英系疗析选项的特征.雨地所在文中的位at三步做对匕选五”第f先做段首.第一题.缩小排在范闱国段首，段昆题襄会是上题句（总结句）, ,要幺就玷混上后下旬，壮仃鲜明的港富特征， 题H简单，较易判定做即时，先转这类题目 的选项定位,聘可缩小思号范可,乂可使原文 信息更加明了：第二步:剩氽选坨细播件.利用句间关系来判泥 物并料段首、段尾灯判定复位后，原文后总会更加明了,再次通了原文,理清剩余段中题的句 同美系，将剌余选m对应址位第二，步！代入选项通谯原文.句刘您情照验证将所选送案代A文中.近点检祗造轼关系， 看有无而合行文逻辑的现

3、象真题导练A（2019 全国卷出）In an online class, developing healthy patternsof communicationwith professors is very important. _36_WhileI have only listed two of each, thereare obviously many other situations that can arise.Students should be able to extendthe logic （ 逻辑）of each to their particular circumstance

4、.Do's?_37 Questions about subject content are generally welcomed. Before asking questions about the course design, read the syllabus （教学大纲）and learning management system information to be sure the answer isn't hiding in plain sight.?Participate in discussion forums （论坛）， blogs and other open

5、-ended forums for dialogue. _38_Be sure to stay on topic and not offer irrelevant information. Make a point, and make it safe for others to do the same.Don'ts?Don't share personal information or stories. Professors are not trained nurses, financial aid experts or your best friends. If you ar

6、e in need of a deadline extension, simply explain the situation to the professor. _39_?Don't openly express annoyance at a professor or class. _40_When a studentattacks a professor on the social media, the language used actually says more about the student. If there is truly a concern about a pr

7、ofessor's professionalism or ability, be sure to use online course evaluations to calmly offer your comments.A. That's what they are for.B. Turn to an online instructor for help.C. If more information is needed, they will ask.D. Remember that online professors get a lot of emails.E. Below ar

8、e some common do's and don'ts for online learners.F. Everyone has taken a not-so-great class at one time or another.G. Ask questions, but make sure they are good, thoughtful questions.第一步：速读全文，了解大意，掌握结构本文是一篇说明文，介绍了在选修网络课程时如何与授课老师建立健康有益的互动交流。 为总一分结构。第二步：根据设题位置，结合上下文语境，理清逻辑关系段首类多关注与下文的关系37 .空格

9、后句意：与主题内容相关的问题通常会受欢迎。在询问有关课程设计的问题之 前，阅读教学大纲和学习管理系统信息，以确保答案不会隐藏在眼皮底下。由此可推知，此 段表达要提出好的有水平的问题，故 G项符合语境。段中类多关注上文的逻辑关系38 .空格前句意：在网络课堂上，与授课老师建立健康的沟通模式是非常重要的；空格 后句意：虽然“我”每个只列出了两条，但显然还有许多其他情况可能发生。下面的段落紧 接着介绍了沟通的注意事项一一两“做”和两“不做”，因此E项符合语境。39 .空格前句意：参加论坛、博客和其他开放式论坛来进行对话，空格后为参加论坛等 的一些注意事项，故a项符合语境。指出参加这些活动的作用。40

10、 .空格前句意：不要公开表达对授课老师或课程的不满，空格后提及，如果授课老师 的专业水平或能力确实令人担忧，一定要使用在线课程评价来冷静地发表你的意见，因此F项符合语境。段尾类多关注总结概括41 .空格前句意：如果你需要延长最后期限，只需简单向授课老师解释一下情况，故C项符合语境。指出在此情形下，老师会怎么做。第三步：将选项代入原文，检查逻辑关系有无冲突，敲定答案。B（2018 全国卷 I ）Color is fundamental in home design - something you'll always have in every room. A grasp of how t

11、o manage color in your spaces is one of the first steps to creating rooms you'll love to live in. Do you want a room that's full of life? Professional? Or are you just looking for a place to relax after a long day?36, color is the key to making a room feel the way you want it to feel.Over th

12、e years, there have been a number of different techniques to help designers approach this important point. 37, they can get a little complex. But good news is that there're really only three kinds of decisions you need to make about color in your home: the small ones, the medium ones, and the la

13、rge ones.A. . They're the little spots of color like throw pillows, mirrors and baskets that most of us use to add visual interest to our rooms. Less tiring than painting your walls and less expensive than buying a colorful sofa, small color choices bring with them the significant benefit of bei

14、ng easily changeable.Medium color choices are generally furniture pieces such as sofas, dinner tables or bookshelves. 39. They require a bigger commitment than smaller ones, and they have a more powerful effect on the feeling of a space.The large color decisions in your rooms concern the walls, ceil

15、ings, and floors.Whether you're looking at wallpaper or paint, the time, effort and relative expenseput into it are significant. _40_._B. While all of them are usefulC. Whatever you're looking forD. If you're experimenting with a colorE. Small color choices are the ones we're most fa

16、miliar withF. It's not really a good idea to use too many small color piecesG. So it pays to be sure, because you want to get it right the first timeH. Color choices in this range are a step up from the small ones in two majorways第一步：速读全文，了解大意，掌握结构本文是一篇说明文。文章介绍了室内设计中颜色的选择问题。文章为总一分结构，前两 _ 段说明主题，后

17、三盘介绍了三种风格的颜色选择。第二步：根据设题位置，结合上下文语境，理清逻辑关系段首类多关注与下文的关系I. .本空是一个主题句，上段结尾提到三种选择：the small ones, the mediumones, andthe large ones ;下文说小物品颜色选择的具体用途。故选D项。段中类多关注上文的逻辑关系J. .以逗号结尾，后面另起一个简单句，可以从句子结构排除口 E、F、G四项。根据前文的三个问句可知，此处是从中选择一种。故选B项符合语境。K. .前文：在过去的许多年里，有许多技术帮助设计者实现这一要点；下文：它们有点复杂。所以A项承上启下，符合逻辑。L. .空格下一句提到中

18、等物品颜色的选择和小物品颜色选择作比较的两个方面：一是花费，二是对空间感觉的影响。与 G选项中的“two major ways ”呼应。段尾类多关注总结概括M. .由前文“the time, effort and relative expense put into it are significant ” 可知，你所付诸的时间、精力和相关的费用是巨大的。F项是上文的结果，符合语境。第三步：将选项代入原文，检查逻辑关系有无冲突，敲定答案。C（2017 全国卷 n ）Interrupti ons are one of the worst things to deal with while you&

19、#39;re trying to get work done. _36_ , there are several ways to handle things.Let's take a look at them now.37. Tell the person you're sorry and explain that you have a million things to do and then ask if the two of you can talk at a different time.When people try to interrupt you, have se

20、t hours planned and let them know to come back during that time or that you'll find them then. _38_. It can help to eliminate （ 消除）future interruptions.When you need to talk to someone, don't do it in your own office. _39_ , it'smuch easier to excuse yourself to get back to your work tha

21、n if you try to get someone out of your space even after explaining how busy you are.If you have a door to your office, make good use of it. _40一 . If someone knocks and it's not an important matter, excuse yourself and let the person know you're busy so they can get the hint （暗示）that when t

22、he door is closed, you're not to be disturbed.A. If you're busy, don't feel bad about saying noB. When you want to avoid interruptions at workC. Set boundaries for yourself as far as your time goesD. If you're in the other person's office or in a public areaE. It's important

23、that you let them know when you'll be availableF. It might seem unkind to cut people short when they interrupt youG. Leave it open when you're available to talk and close it when you're not第一步：速读全文，了解大意，掌握结构本文是一篇说明文。文章主要就如何避免工作时受到打扰提出了几点建议。文章为总一 先结构。第二步：根据设题位置，结合上下文语境，理清逻辑关系段首类多关注与下文的关系3

24、7 .设空处位于段首，根据下文提到的向对方解释你有很多事情要做以及另约时间可知，本段是讲述在自己很忙的时候不要不好意思拒绝，故选A项。段中类多关注上文的逻辑关系38 .空格前说“工作时受到打扰是最难处理的事情之一”，空格后说“有几种方法来处 理这些情况”，因此 旦项承上启下，符合逻辑。39 .空格前说“当人们试图打扰你时，你要确定好时间，让他们知道什么时候回来找你 或者你去找他们”，空格后说“这样做能帮你消除未来受到打扰的可能”。因此旦项与上下文衔接紧密，符合语境。40 . 空格前的 "in your own office ” 与 D项中的 "in_the_other pe

25、rson's office" 相对应。且D项与空格后的内容衔接紧密，故为答案。41 .根据空格前的“如果你的办公室有门，那么就好好利用它”可知，本段主要讲述如 何利用办公室的门来避免受到打扰。故选 G项。第三步：将选项代入原文，检查逻辑关系有无冲突，敲定答案。第1讲段首类设空处在段首通常为主旨句，有时也可能为承上启下句。1主旨句解题指导在某段的段首设空的类型常为该段的主旨句，常以小标题或主题句的形式出现。考生首先要认真阅读该段内容，尤其是空格处后面一两句的内容，去确定关键信息，然 后从各选项中查找与关键信息相关的词句和信息，来确定答案。一般情况下，正确答案与设 空后的第一句在

26、意义上是紧密衔接的，内容上是连贯且符合逻辑的。典例（2019 全国卷I）_40_ While the sun's rays can age and harm our skin, they also give us beneficial Vitamin D. To make sure you get enough Vitamin D but still protect your skin puton sunscreen right as you head outside. It takes sunscreen about fifteen minutes to start working,

27、 and that's plenty of time for your skin to absorb a day's worth of Vitamin D.D. Another side benefit of getting fresh air is sunlight.解析 D空格后一句的句意：虽然阳光会使我们的皮肤衰老并受到伤害，但阳光也能带来有益的维生素 Do这是呼吸新鲜空气附带的好处，故D项“呼吸新鲜空气的另一个附带好处是阳光”符合语境。2 承上启下句解题指导在段首设空的类型有时也可能起承上启下的作用，此时考生既要熟悉上一段 内容，又要去结合下一段所讲。做题时要瞻前顾后，

28、把握上下文逻辑，分析所选答案是否能 将两段内容连贯起来。典例（2018 全国卷出）“I adore dancing , " says Lester Bridges, the owner of a dance studio in Iowa."I can't imagine doinganything else with my life. " Bridges runs dance classes forall ages. "Teaching dance is wonderful. My older students say it makes them

29、 feel young. It's great to watch them. For many of them, it's a way of meeting people and having a social life. ”38 "I can tell you about one young couple , “ says Bridges. "They're learning to do traditional dances. They arrive at the class in low spirits and they leave with a

30、 smile. Dancing seems to change their feeling completely.”A. So why do we dance?解析 A本题为段首题，需要填一个主旨句或承上启下句。上文提到跳舞能使人感到年轻，是一种结识人和社会生活的方式，再根据本段中的"They're learning to do traditional dances. They arrive at the class in low spirits and they leave with a smiA项（那么我们为什么跳舞呢？）起到了知，跳舞可以让原本情绪低落的他们变得开心。因

31、此 承上启下的作用，符合语境。过关测（限时：20分钟）（2019 河北唐山一模 ）We all have to make decisions all the time, and we have an abundance of choices, ranging from tiny issues to vital ones. Unfortunately, people often find it hard to make decisions. _1_ If you would like to improve your skill of decision making, here are four

32、suggestions for you.Don't expect to have it all._2_ You can't order every delicious dish on the menu. And there will be paths not taken, careers not chosen, toname a few. You can imagine some “what if ”situations if you must, but do not let them take up too much space in your brain._3_It'

33、;s often good to think through your decisions. But don't overdo it. Research can reach a point where returns begin to reduce, which makes it confusing more than clarifying. Many good decisions can be made based as much on intuition （直觉）as oncareful assessment of endless data.Don't delay maki

34、ng decisions.Yes, there is a time to put off making a decision. Perhaps you need more information. 4 Or it's likely that you wait for a less stressful time. Just don't wait so long that the decision is made by your own indecisiveness.Don't be hard on yourself.You decide to go on a voyage

35、. You choose an expensive liner. Everything should work out just right. Only you didn't expect a bug that ran around on the ship, making you and your family sick for five days. _5_ But please remember it is unavoidable sometimes.A. Decisions force us to close the door on other possibilities.B. T

36、hat means the skill of good decision making counts a lot.C. Don't count on emotion to make decisions.D. You may regret making such a stupid decision.E. Maybe you wish to consult with your advisor.F. Don't spend too much time thinking.G. It is an important source of information.篇章导读：本文是一篇说明文，

37、就如何提高作决定的技能给出了四条建议。1. B根据上句“很遗憾，人们常常发现作出决定很难。”可知，这意味着作出良好的决策的技巧很重要。故选 B。2. A 根据本段小标题：Don't expect to have it all.（不要期盼着拥有一切。）再根据空格下句“你不可能点到菜单上每一道美味的菜。”可知，决定迫使我们放弃其他的可能 性。故选A。F。3. F本空是小标题。根据其他标题可知此处应该是否定祈使句。再根据本段下文“仔细考虑你的决定通常是件好事。但别过度。”可知，在思考上不要花太多的时间。故选4. E根据上句“你可能需要更多的信息。”再根据空格下句“或等到时间不那么紧张的时候再

38、考虑。”可知，空格处也应列举一种需要推迟作决定的情况。故E项（也许你希望咨询顾问）符合语境。且"Maybe you wish”与上一句中的"Perhaps you need”结构上相呼应。故选E。5. D根据上句可知，你做出了决定，但意外情况令你和家人感到不适，这种情况下，你可能后悔作出这样愚蠢的决定。故选Do（2019 河南安阳二模Why I Love CyclingOne of the first things I did when I moved to a new city was hire a bike. Why?1 You travel much faster t

39、han on foot and you notice so much more of your surroundings than when in a bus or a car. It's more appealing to wander down small streets if they seem interesting, as you can quickly get back to the main road.Besides, I soon discovered plenty more benefits of cycling.A bike means that fewer pla

40、ces, especially in a small city like the one whereI live now, feel far away. For example, cycling to work takes me half the time that it would to walk. 2Of course, there are obvious health benefits of cycling a bit of extra movement as part of your daily routine can help you keep fit and healthy. Cy

41、cling on my way to work also makes me feel more energetic in the mornings.3 While cars pollute the environment, bikes are carbon neutral. Furthermore, thanks to being petrol free, bikes are cheaper to run, buy and fix than cars. Even if you don't own a car, a bike can pay for itself when compare

42、d to the price of bus tickets.4 Always wear a helmet, pay attention to other trafficand don't forget yourlights at night. Make sure you know the road rules, especially in a new place. Some cities are more cycle friendly than others. 5 Luckily, where I live now is pretty easy to ride a bike aroun

43、d, thanks to having lots of cycle lanes and not too many hills!A. However, be careful when cycling.B. I have to learn to ride safely on the right of the road.C. Importantly, cycling also helps to reduce your carbon footprint.D. And sometimes city roads are difficult or unpleasant for cyclists.E. Rid

44、ing a bike also means you're not restricted by bus timetables.F. Seeing a city by bike is ideal for settling in and learning your way around.G. Cycling to work excellently fits for someone who wants to save their pocket money.篇章导读：本文是一篇说明文，主要介绍了骑自行车的益处。1. F根据上文：当我搬到一个新城市时，我做的第一件事就是租一辆自行车。为什么？再根据

45、空格下句：你骑自行车旅行的速度比步行快得多，你会观察到比你在公共汽车或一辆 汽车里会观察到的更多的周围的环境。可知，骑自行车看城市是安顿下来以后了解你周围环 境的理想方法。故答案为F。2. E上文讲述骑自行车（尤其在小城市）的好处。骑自行车上班只花步行一半的时间。 可知此空也应该是在说骑自行车的好处，E项（骑自行车也意味着你不受公交时刻表的限制。）与之相匹配。also对做出正确判断起着很大的作用。3. C根据下文：尽管汽车污染环境，但是骑自行车是碳零排放的。可知，重要的是， 骑车也有助于减少你的碳足迹。故选Co4. A 根据下文：一定要戴上头盔，注意其他的交通，晚上不要忘记开车灯。可知，骑 自

46、行车时要小心。故选A。5. D由Luckily 后所述情况可知，作者为此庆幸，说明前面提及了两种不同的情况， 根据上句：有些城市比其他城市更适合自行车可知，有些城市道路对骑自行车的人来说是困 难的或者不愉快的。故选D。强化特训7 七选五（一）（限时：32分钟）1（2019 南宁一模 ）Everyone knows how important trees are to the well being of the earth. _1_ By providing shade for people to enjoy time outside, trees can shadeour homes to k

47、eep them cooler in the summertime. They can hide unsightly （不美观的）views, reduce noise from nearby roads, and serve as windbreaks. Many types alsoproduce flowers and fruit. These tall plants simply make our homes and neighborhoods more attractive.Choosing Trees_2_ Plantinga tree is a long term project

48、. Large shade varieties, especially, take a long time to grow. And once planted, they are difficult to move. Trees can also be a significant financial investment, so it's important to choose wisely._3_ You may not have room to grow all the types you want to try. So take the time to choose a plan

49、t you like that also will grow well in the conditions you can provide. Trees vary widely in their need for space, light, and soil conditions.CareOnce you've made a choice, you'll need to prepare your site for planting. Youmay need to clear the area of other vegetation and improve the soil wi

50、th organic matter such as fertilizer and nutrients. Ifyou plant a tree yourself, carefully follow theinstructions given by the nursery or read“How to Plant a Tree ” . _4_Providing proper care after it's planted is also important. _5_ Feed regularly, water deeply, and prune （修剪）them carefully, so

51、 they become strong and healthy.Mature plants usually don't need to be watered or fertilized.A. They also provide homes for wildlife.B. Your success depends on proper planting.C. Many yards have space for only a few large plants.D. Young plants should be babied for the first few years.E. They de

52、velop large root systems and can grow by themselves.F. When you are planting trees, it's wise to plan your selections carefully.G. But do you know there are also many advantages of growing them in your own yard?篇章导读：本文是一篇说明文。文章主要介绍了种树的一些注意事项。1. G空前讲述的是树对地球的重要性，空后讲述的是树给人们及其住所提供的诸多好 处，前后意思上存在轻微的转折

53、；且下文主要讲述的是如何自己种树，故选项G与此处匹配。2. F该部分的主题为 Choosing Trees ,主要讲述的是要谨慎地选择所种的树，故 F项 与此处匹配。下文中的"so it's important to choose wisely ”亦是提示。3. C根据空后内容可知，你可能没有足够的空间来种所有你想种的树，所以要选择能 在你所能提供的条件中良好生长的树。空后内容围绕“空间”展开，故C项与此处匹配。4. . B 根据空前句 "If you plant a tree yourself, carefully follow the instructions

54、given by the nursery or read'How to Plant a Tree '."可知，自己种树时遵循指南很重要，空处承接上文，故选项B与此处匹配。5. D空前一句讲的是种好树后适当的照料很重要，空后一句叙述了具体的照料方法，空处连接上下文；末句中的“ Mature plants ”与此形成对比，由此可推断空处讲的是对未成熟的植株的照料需要花几年时间，故选项D与此处匹配。2Curling （ 冰壶）is a winter sport played on ice. Therefore, it's most popular in northe

55、rn countries like Canada. Curling is played in the USA by about 15,000 people.1 Scottish winters were long and there were few forms of entertainment. So people began making a sport out of sliding heavy stones on the frozen lakes. The game spread, and in the 1700s curling clubs formed. Then Scottish

56、soldiers brought it to North America.2 Men, women, and children often compete on the same team, if they can slide a forty pound stone down the ice! Both teams slide their stones toward the same goal. After all 16 stones have been cast, the team whose stone has slid closest to the goal gets one point

57、._3_ The ice is so smooth and the stone is so heavy that even the smallest misjudgment in a throw can make the stone slide much too far or stop too suddenly. _4_ Water helps the stone slide, but it can also change the stone's path.In curling, a broom is part of each player's equipment. A goo

58、d curler must know how much force to use. The player must know the exact conditions of the ice on the court. 5 That may explain why the international Olympic Committee decided to make curling an Olympic sport in 1998.A. Players compete on the court.B. Then the play begins in the other direction.C. Curling is played by teams of four people.D. In other words, a good curler must be a fine athlete.E. The rules are easy to learn, but playing the game is hard.F.