必修二　Unit 4 2021届高考英语一轮复习考点突破课件 (共21张PPT)

1、链 接 高 考一、考纲词汇熟词生义350词81. casen. 论据 Our lawyer didnt think we had a case. 我们的律师认为我们论据不足。82. chairvt. 担任主席；主持 Whos chairing the meeting? 谁主持这次会议？83. championvt. 为而斗争；捍卫；声援 She has always championed the cause of womens rights. 她一直在为争取妇女的权利而斗争。84. cheapadj. 令人讨厌的；不和善的 I was tired of his cheap jokes at m

2、y expense. 我讨厌他拿我开低级庸俗的玩笑。85. chokevt. 强忍住；抑制；克制 He choked back tears as he described what had happened. 他在描述发生的事情时强忍住眼泪。86. challengevt. 质疑；怀疑 Children challenge their parents authority far more nowadays than they did in the past. 如今子女对父母权威的怀疑远远多于过去。87. clearadv. 不靠近；不接触 Stand clear of the train do

3、ors. 不要靠近火车门站立。88. cleanadv. 彻底地；完全地 I was so worried about you that I clean forgot to feel sorry for myself. 我那么担心你，完全忘了可怜我自己。89. claimvt. 获得；赢得；取得 She has finally claimed a place on the team. 她终于成了那支队伍的队员。 90. consumevt. (心中)充满；满是(某种情绪或念头) I was consumed with curiosity about my new neighbour. 我对新邻

4、居充满了好奇。二、高考长难句例析1. （2019全国II卷）Its a real whodunit and the frustration when you realise whats going on is horribly enjoyable.【解析】句中when 引导的时间状语从句前置于主句的表语之前，正常语序为： Its a real whodunit and the frustration is horribly enjoyable when you realize whats going on.；状语从句中包含一个what引导的宾语从句，what在从句中作主语。【句意】它的情节扑朔

5、迷离，当你意识到发生了什么时，沮丧就会成为一种极大的享受。 2. （2019全国II卷） After a serious flu outbreak wipes out 99.4% of the worlds population, a battle unfolds between good and evil among those left.【解析】句中After引导的是时间状语从句。left作后置定语，修饰those，表示“剩下的；余下的”。【句意】一场严重的流感导致全球99.4%的人死亡，此后一场正义与邪恶之间的战争在劫后余生的人们之间展开了。 词汇接龙1. protectionn. 保护

6、 _ vt. 保护2. distant adj. 远的；远处的 _ n. 距离；远方3. secure adj. 安全的；可靠的 _ n. 安全；可靠4. affect vt. 影响；感动；侵袭 _ n. 喜爱；钟爱5. respond vi. 回答；响应；作出反应 _ n. 回答；反应6. appreciate vt. 感激；鉴赏；意识到 _ n. 欣赏；感谢；鉴别7. harm n. & vt. 损害；危害 _ adj. 有害的 _ adj. 无害的8. loss n. 损失；遗失；丧失 _ v. 损失 _ adj. 遗失的；迷路的9. succeed vi. 成功 vt. 接替；继任 _

7、 n. 成功 _ adj. 成功的 _ adv. 成功地 课 前 自 测1. protect2. distance3. security 4. affection5. response6. appreciation7. harmful; harmless8. lose；lost9. success; successful; successfully 词块自测1. _灭亡；逐渐消失2. _ 和平地；和睦地；安 详地3. _ 在危险中；垂危4. _ 如释重负；松了口气5. _ 突然笑起来；大声笑 了出来6. _ 保护不受 (危害)7. _ 注意 8. _ 形成；产生9. _ 按照；根据 所说10.

8、 _ 以至于；结果11. _ 毫不怜悯地12. _ 对有害13. _ 挑选出14. _ 渴望做某事 1. die out2. in peace3. in danger (of) 4. in relief5. burst into laughter6. protect. from7. pay attention to8. come into being9. according to10. so that11. without mercy12. do harm to13. pick out14. long to do sth. 句型补全1. where引导的定语从句 Please take me

9、to a distant land _ the animal that gave fur to make this sweater. 请带我去一个遥远的地方，在那里我可以找到为制造这件毛衣而提供皮毛的动物。2. the way作先行词的定语从句 They learned this from _ together. 他们是根据(恐龙)骨骼的连接方式了解到这一点的。3. its名词that从句 _ in the story nobody helped the dodo. 遗憾的是故事里没有人帮助渡渡鸟。4. left作后置定语 This is the only home of the red Co

10、lobus monkey but _. 这里是红髯猴唯一的家园，但是所剩无几了。 1. where I can find2. the way the bones were joined3. Its a pity that4. there are very few left 课 堂 学 案Key: to protect cultural relics from/against being destroyed to protect the environment give/offer/provide protection against a number of cancers Key: 把cont

11、ain改为containing 把him改为himself Key: contain include Key: affect my decision deeply affected by affection for the city have an effect/influence on your health/affect your health Key: appreciate foreign literature I would appreciate it hearing appreciationKey: 在succeed 后加in 删除for a successful Key: to m

12、anage as in be employed Key: died out died away died down Key: 把on改为to 把attentions改为attention as引导状语从句It shows the importance of wildlife protection, but Id like to help as the WWF suggests. 这体现了保护野生动植物的重要性，不过，我还是想按照世界野生生物基金会的建议来帮助你们。as在此句中引导方式状语从句，意为“按照；如同”。as作为连词的用法主要有： 引导方式状语从句，意为“按照；如同”；引导时间状语从句

13、，意为“当时候；一边一边；随着”；引导原因状语从句，意为“因为；既然”；引导让步状语从句，用倒装语序，意为“尽管”；引导比较状语从句，意为“和一样”。 as I say As she grew older As you werent there Young as he is as you are 应当按我说的去做。 You should do _. 随着年龄的增长她的信心增强了。 _ she gained in confidence. (grow) 因为你不在那里， 我留了个信儿。 _， I left a message. 尽管他年轻，但他知道很多事情。 _， he knows a lot o

14、f things. 他和你一样高。 He is as tall _. 1. 许多野生动物正面临着濒临灭绝的危险。2. 主要原因之一是它们的栖息地受到破坏。3. 每年都有许多野生动物被人类猎杀，用以谋取暴利。4. 我们应该提高对野生动植物的保护意识。5. 建立自然保护区是一种保护珍稀动植物的有效方式。_Many wild animals are in danger of dying out. One of the major reasons is that their habitats are being destroyed. Each year a great many wild animal

15、s are hunted and killed for making a large profit. The awareness of wildlife protection should be raised. And setting up nature reserves is an effective way to protect precious plants and animals. 一、用所给词的正确形式填空。1. The authority told them to improve their copyright _ (protect) awareness. 2. A planeth

16、unting telescope discovered two _ (distance) planets this week. 3. Its important to protect your skin from the _ (harm) effects of the sun.4. We were badly _ (bite) by mosquitoes. 5. You need some financial _ (secure) when you have children. 6. It should not be a process for some to gain and others

17、to _ (loss). 7. I want to express my _ (appreciate) of all your help. 8. Air pollution has reached _(danger) levels in some cities. 9. He stressed the _ (important) of proper learning and research methods. 10. You will have to work hard if you are to _ (success) 1. protection2. distant3. harmful4. b

18、itten5. security6. lose7. appreciation8. dangerous9. importance10. succeed二、根据句意用所给短语的正确形式填空。 die out, at once, in danger, do harm to, burst into laughter, pick out, pay attention to, come into being, in relief, according to, so that, without mercy1. He tried to _ what she was saying.2. She looked a

19、s if she were about to _3. That species of bird will _ if we keep destroying its habitat.4. A mistake like that will _ my business.5. She worked hard _ everything would be ready in time.6. When I saw him I recognized him _7. _ our records you owe us $100.8. Its a law that first _ in 1912.9. He drove

20、 so fast that I really felt my life was _10. Over 200 people applied for the job and we had to _ ten to interview. 1. pay attention to2. burst into laughter3. die out 4. do harm to5. so that6. at once7. According to8. came into being9. in danger10. pick out三、单句改错 1. Dinosaurs lived in the earth tens

21、 of millions of years ago, long before humans came. 2. Sunglasses can be a protection to your eyes to the strong sunlight on hot summer days.3. According to a UN report, some 844 animals and plants have been disappeared in the last 500 years.4. Hunting too much affects the number of wild animals gre

22、at.5. We should be kind to friends, but never show mercy for enemies.6. In our relief, man has realized the importance of wildlife protection. 7. Though he was at the edge of the cliff, he did not sense he was in a danger.8. More and more animals have been hunted, some of them are dying out.9. The p

23、rofessor suggested that we should pay attention to raise peoples environmental awareness.10. Nobody knows for sure why and how dinosaurs disappeared in such short time.1. 把in改为on2. 把第二个to改为against/from3. 删除been4. 把great改为greatly5. 把for改为to6. 把In改为To7. 删除a8. 把them改为which或在some前加and9. 把raise改为raising10. 在such后加a 四、语法填空 One day Daisy woke up and found a flying carpet by her bed. So she immediately asked it _1_ (take) her to a distant land _2_ she could find the animal that gave fur to make her sweater. First she arrived in Tibet whe