选修八unit3重点单词

选修8 Unit 3一、重点单词1．discovery n. 发现；发觉2．patent n.专利证书；专利发明3．distinguish vi&vt显示…的差别；使…有所不同；辨别4．product n. 产品5．powder n.粉末；火药6．abrupt adj.突然的；意外的7．convenient adj.便利的；方便的8．expectation n.预料；期望9．monitor vt. n.监控;班长；监听器；监视器10．passive adj.被动的；消极的；被动语态的11．valid adj.有效的；确凿的12．application n.申请；请求；实施13．file n.文件；档案；文件夹，把…归档；提交14．Bear vt.忍受；忍耐；负担15．jam n.堵塞；阻塞；果酱16．mess n.脏乱的状态；杂乱17．dot n. vt.点；小圆点，以小圆点标出；分散18．tap vt. n.轻打；轻拍；轻敲，轻轻地敲击；龙头19．wire n.金属丝；电线20．current n. /adj.电流；现在的；当前的21．importance n.重要性22．stable adj.稳固的；稳定的；安定的23．practical adj.实际的；实践的；实用的24．court n.法庭；法院；朝廷25．version n. 版本；译本二、重点短语1. now and then 偶尔；有时2. get rid of 除去；除掉3. set about doing 开始；着手4. in case （以防）万一5. set out to do 开始（做）6. be aware of 意识到7. in truth 的确；事实上8. out of order 次序颠倒；发生故障9. get through 设法联系上；做完，通过10. ring back 回复电话11. call up 给……打电话12. dive into 迅速把手伸入；一心投入13. hang on / hold on 不挂断；紧紧握住；稍等14. ring off 挂断电话15. out of order 次序颠倒16. get through 设法联系上17. ring back 回复电话18. ring off/ hang up 挂断电话19. distinguish… from 把...与...加以区分20. stainless steel 不锈钢21. cube meter 立方米22. be convenient to sb 对某人方便23. in expectation of 在预料中24. seize sb by 抓住某人某处25. on file 存档26. a freezing morning 寒冷的早晨27. can’t bear doing/ to do 不能忍受28. Lantern Festival 元宵节29. associate with 把...和...联系30. be competent in 在...能胜任。

Unit 3Inventors and inventionsⅠ.单词语境记忆1．seize him by the collar抓住他的衣领2．protected by patent被专利权保护3．Water Cube in Beijing 北京的水立方4．a merry smile on her face 她脸上愉快的笑容5．the abrupt change of schedule 日程的突然改变6．quitting smoking and avoiding passive smoking 戒烟且避免被动吸烟7．the Chinese version of the book 这部书的中国版本8．contact the personnel manager 联系人事部经理9．bear the pain 忍受痛苦10．become more and more stable变得越来越稳定Ⅱ.词性转换与派生记忆1．distinguish v i.& v t.显示……的差别；使……有所不同；辨别→distinguished adj.著名的；卓越的；杰出的2．merciful adj.宽大的；慈悲的；仁慈的→merciless adj.残忍的；无情的→mercy n．宽恕；仁慈3．product n．产品→produce v．生产→producer n．生产者；制片人4．convenient adj.便利的；方便的；就近的→convenience n．方便；便利→conveniently ad v.便利地5．caution n．小心；谨慎→cautious adj.小心的；谨慎的→cautiously ad v.小心地；谨慎地6．expectation n．预料；期待；期望→expect v．预料；期待；期望；认为7．recognition n．认出；认可；承认→recognize v t.认出；识别；承认8．freezing adj.冰冻的；严寒的→freeze v．冰冻→frozen adj.冻结的9．identification n．鉴定；辨认；确定；身份证明→identity n．身份；同一性→identical adj.同一的；完全相同的→identify v．确定；鉴别10．innocent adj.清白的；天真的；无罪的→innocence n．天真；清白11．occasionally ad v.偶然地；不时地→occasional adj.偶然的→occasion n．时机；机会；场合12．associate v t.联想；联系n．同伴；伙伴→association n．联系13．practical adj.实际的；实践的；实用的→practice n．实践；练习v．练习；训练14．competence n．能力；胜任；本领→competent adj.能胜任的；称职的；有能力的Ⅲ.单词趣味串记1．The moving court appeared in his courtyard.移动法庭出现在他的院子里。

选修八第3单元知识点总结Unit 3 Science and NaturePart 1 词汇1. Population n. 人口populous adj. 人口稠密的overpopulation n. 人口过剩underpopulation n. 人口过少The world population is growing rapidly. 世界人口正在迅速增长。

2. Migrate v. 迁徙Migration n. 迁徙Migratory adj. 迁徙的The birds migrate to the South to avoid the cold winters.鸟类为了躲避寒冷的冬天迁徙到南方。

3. Extinct adj. 灭绝的Extinction n. 灭绝The dodo bird is an extinct species. 渡渡鸟是一种已经灭绝的物种。

4. Critical adj. 重要的，关键的Critically adv. 严重地It is critical for us to protect the environment.保护环境对我们来说是至关重要的。

5. Habitat n. 栖息地The panda’s natural habitat is in the bamboo forest.大熊猫的自然栖息地在竹林里。

Part 2 课文理解1. According to the passage, what is happening to the world’s population and ci ties?根据文章所述，世界人口和城市的情况是怎样的？2. Why is it a concern that many species may become extinct in the future?为什么许多物种未来可能会灭绝是一个令人担忧的问题？3. What did the authors of The Limits to Growth predict about the world’s resources in the future?《成长的极限》的作者预测了未来世界的资源状况？4. How are cities becoming more sustainable in the future?未来城市将如何更加可持续？Part 3 阅读理解世界人口增长与城市化近几十年来，世界的人口呈现出快速增长的趋势，尤其是发展中国家的人口增长更为明显。

Unit 3 Inventors and inventions 单元要点预览（旨在让同学整体了解本单元要点）词汇部分词语辨析1. discover / find / invent2. hope / wish / expect3. bear / endure / stand / tolerate4. set off / set out / set about词形变化1. mercy n.仁慈，宽容merciful adj. 宽恕的merciless adj.残忍的；无情的2. abrupt adj.突然的，意外的；唐突的，鲁莽的abruptly adv.突然地；粗鲁地3. expect vt. 期待，预期，指望expectation n. 期待，预料，指望，展望unexpected. adj. 想不到的，未预料unexpectedly adv. 出乎意料地，想不到地4. freeze v.(使)冻结，(使)结冰n.冻结；冰冻期freezing n. 冰点adj. 冰冻的，严寒的/5. practise vt.&vi. 实行；练习；实习practice n. 练习，实习，实践，习俗practical adj.实际的，实践的，实用的重点单词1. distinguish 辨别；辨认；（常与from, between连用）区别；区分2. convenient adj.便利的，方便的3. seize vt. 抓住，捉住；占据；（指强烈的感情）突然影响或控制（某人）4. file n.[c] 文件；档案vt. 把……归档5. hang vt.& vi. (hung; hung) 悬挂，附着vt. (hanged; hanged) 吊死，绞死重点词组1. call up征召；召集服兵役；唤起；使人回忆；带入心中；打电话给某人2. set about sth/doing sth (不用於被动语态) 开始（某工作）；着手做某事3. (every) now and then/again 时而；偶尔；有时4. out of order次序颠倒；发生故障5. get through 用完，消耗掉；（设法）做或完成某事；通过；与某人联系6. ring back 回复电话7. in case 因为可能发生某事；以防万一；万一重点句型1. The first thing I tried to do was to see if there were products that might help me, but there only seemed to be powders designed to kill snakes.2. Between the outside and inside walls of the bowl there is some jelly, which freezes hard when cooled.重点语法复习过去分词做表语和宾语补足语（见语法部分）语言要点（模块）Ⅰ.词语辨析(旨在提供完形填空所需材料)1. discover / find / invent【解释】discover表示“偶然”或“经过努力”发现客观存在的事物、真理或错误。

高中英语选修八第3单元词汇及默写贵阳市乌当中学高力超patent n. 专利证书；专利权call up 给……打电话courtyard n. 院子；庭院；天井now and then 偶尔；有时walnut n. 胡桃；胡桃木distinguish vi. & vt. 显示……的差别；使……有所不同；辨别merciful adj. 宽大的；仁慈的；慈悲的product n. 产品powder n. 粉末；火药set about 开始；着手perfume n. 香水；香味stainless adj.无锈的；不锈的；没有污点的cube n. 立方体；立方cubic adj. 立方的abrupt adj. 突然的；意外的abruptly adv. 突然地；唐突地convenient adj. 便利的；方便的；就近的caution n. 小心；谨慎expectation n. 预料；期待；期望passive adj. 被动的；消极的；被动语态的merry adj. 愉快的；高兴的merrily adv. 高兴地；愉快地seize vt. 抓住；捉住；夺criterion n. （评判的）标准；尺度valid adj. 有效的；确凿的file n. 文件；档案；文件夹vt. 提交；将……归档ripe adj. 熟的；成熟的string n. 线；绳子；一串glue n. 胶；胶水vt.粘贴；粘合freezing adj. 冰冻的；严寒的greengrocer n. 果蔬商（pl）蔬菜水果店identification n. 鉴定；辨认；确定；身份证明directory n. 电话簿；商行名录dial vt. 拨（电话）rainfall n. 降雨innocent adj. 清白的；无罪的；天真的lantern n. 灯笼；提灯bear vt. 忍受；忍耐；负担jam n. 堵塞；阻塞；果酱forehead n. 额头beaten track 被踩出来的路；常规；惯例dive into 迅速把手伸入；一心投入dynamic adj. 充满活力的；精力充沛的；动态的；发展变化的set out (to do) 开始（做）dot n. 点；小圆点vt. 以小圆点标出；分散tap vt. 轻打；轻拍；轻敲n.轻轻地敲击（声）；（水）龙头wire n. 金属丝；电线straw n. 稻草；麦秆；饮料吸管current n. （水或气）流；电流adj. 现在的；当前的helicopter n. 直升飞机triangle n. 三角形；三角形物体stable adj. 稳固的；稳定的；安定的associate vt. 联想；联系n.同伴；伙伴practical adj. 实际的；实践的；实用的refrigerator n. 冰箱court n. 法庭；法院；朝廷extension n. 电话分机；扩大；延伸hang on 不挂断；稍等；紧紧握住out of order 次序颠倒；发生故障get through 设法联系上（尤指打通电话）；（设法）做完；通过ring back 回复电话ring off 挂断电话version n. 版本；译本competence n. 能力；胜利；本领jeep n. 吉普车personnel n. 人力资源；人事部；全体人员默写英语n. 专利证书；专利权给……打电话n. 院子；庭院；天井偶尔；有时n. 胡桃；胡桃木vi. & vt. 显示……的差别；使……有所不同；辨别adj. 宽大的；仁慈的；慈悲的n. 产品n. 粉末；火药开始；着手n. 香水；香味adj.无锈的；不锈的；没有污点的n. 立方体；立方adj. 立方的adj. 突然的；意外的adv. 突然地；唐突地adj. 便利的；方便的；就近的n. 小心；谨慎n. 预料；期待；期望adj. 被动的；消极的；被动语态的adj. 愉快的；高兴的adv. 高兴地；愉快地vt. 抓住；捉住；夺n. （评判的）标准；尺度adj. 有效的；确凿的n. 文件；档案；文件夹vt. 提交；将……归档adj. 熟的；成熟的n. 线；绳子；一串n. 胶；胶水vt.粘贴；粘合adj. 冰冻的；严寒的n. 果蔬商（pl）蔬菜水果店n. 鉴定；辨认；确定；身份证明n. 电话簿；商行名录vt. 拨（电话）n. 降雨adj. 清白的；无罪的；天真的n. 灯笼；提灯bevt. 忍受；忍耐；负担n. 堵塞；阻塞；果酱n. 额头被踩出来的路；常规；惯例迅速把手伸入；一心投入adj. 充满活力的；精力充沛的；动态的；发展变化的开始（做）n. 点；小圆点vt. 以小圆点标出；分散vt. 轻打；轻拍；轻敲n.轻轻地敲击（声）；（水）龙头n. 金属丝；电线n. 稻草；麦秆；饮料吸管n. （水或气）流；电流adj. 现在的；当前的n. 直升飞机n. 三角形；三角形物体adj. 稳固的；稳定的；安定的vt. 联想；联系n.同伴；伙伴adj. 实际的；实践的；实用的n. 冰箱n. 法庭；法院；朝廷n. 电话分机；扩大；延伸不挂断；稍等；紧紧握住次序颠倒；发生故障设法联系上（尤指打通电话）；（设法）做完；通过回复电话挂断电话n. 版本；译本n. 能力；胜利；本领n. 吉普车n. 人力资源；人事部；全体人员默写汉语patentcall upcourtyardnow and thenwalnutdistinguishmercifulproductpowderset aboutperfumestainless cubecubic abrupt abruptly convenient caution expectation passive merry merrily seize criterion validfileripestringglue freezing greengrocer identification directorydialrainfall innocent lanternbearjam forehead beaten track dive into dynamicset out (to do) dottapwirestraw current helicopter triangle stable associate practical refrigerator court extension hang onout of order get through ring back ring off version competence jeep personnel。

选修8unit3重点单词讲解1.call up观察call up在句中的含义和用法。

1). I called up my father and told him the news.2). Your lettercalled up thedays when weworked togetherfifteen yearsago.3). They werecalled up rightat thebeginningof the war.call up给……打电话, 回忆，征召入伍.根据括号内的汉语提示完成下列句子。

1). ___________（我昨天晚上给你打电话）but no oneanswered thephone.2). _________（我被征召入伍）three months after the war broke out.3). The music_____________ （音乐让人想起往日时光。

）【知识拓展】call on sb.拜访某人，号召call at sp. 拜访某处call back 回电话call off 取消call for 要求，需要，去接某人call in邀请召集练习：1). As I grew upin a small town atthe foot of amountain, thevisit to the village_____ scenes ofmy childhood.A. called upB. called forC. called onD. called in1). Does the train_______ every station？2). The concertwas_____on account of some reason．3)._____me_____tomorrow; my number is 536291.4). I’ll______my uncle at Beijing Railway Station. 5). I'm goingto________my first teacher this evening．call on后跟人，at拜访地。

Unit1 a land of diversity1.illustrate v. 说明, 阐明, 图解, 配图The company's bank statements illustrate its success. 这家公司的银行报表说明了它的成功。

This diagram will illustrate what I mean. 这个图表可说明我的意思She decides to use charts and diagrams to illustrate. 她决定用图表来说明。

Let me illustrate. 让我举出这样一个例子来illustrate by facts 用事实说明Illustrate five of your words. 图解你的五个单词The publisher will illustrate the book .那个出版商将给这本书配图。

illustrated adj. 有插图的illustrative adj. 解说性的,说明性的illustration n. 1.（书、杂志等中的）插图, 图表, 图案 例证, 实例; 说明, 图解, 图示Here is another illustration: 这是另外一个例子。

Acting or serving as an illustration. 作为解释说明的Take an airline as an illustration. 以航空公司为例子.2.distinct adj. 截然不同的; 清晰的,明显的Those two ideas are quite distinct. 这两个主意完全不同。

Gold is distinct from iron. 金在性质上不同于铁。

There is a distinct improvement in your spoken English. 你的英语口语有明显的进步。