(高考备考)高考英语必背单词3500词（3）课件

这是一份(高考备考)高考英语必背单词3500词（3）课件，共60页。PPT课件主要包含了com加强，思想表达出来，前缀和词根拆开，tainhold，魂断蓝桥等内容，欢迎下载使用。

Part 1常见前缀及其代表词汇Part 2高考考过的几个重点词汇Part 3高考常见易混词辨析Part 4 开阔思路记单词Part 5 高考必背短语
Part 1常见前缀及其代表词汇前缀用法circum-环绕，周围c-(元音词根前),共同 cperatecl- () cllectcm-, cn-, cr-共同表加强cntra-, cnter-反对，相反
circum-环绕，周围希腊语kirks (环、圈)→circus(圆形场地，马戏团)→词根circ-和cycl-(圆、环)cycle 周期，循环bicycle 自行车 bi-=twrecycle 回收，再循环 re-=again
circle[‘sɜːk(ə)l] 圆圈，范围a circle f friends 一群朋友cultural circlescircuit ['sɜ ːkit]电路根 circu(圈)-it(=g) 让电走起来
circulate['sɜːkjʊleɪt] (使)流通，(使)循环根 circul(圈)-ate(动词后缀)例：We shuld ften pen the windws t allw the air t circulate.circumstance [‘sɜːkəmst(ə)ns] 环境，情况根 circum(圈,周围)-stance(站) 在你周围站着的事物→环境under n circumstances在任何情况下都不例：Under n circumstances shuld yu lend Paul any mney.倒装句你无论如何都不能借钱给保罗。
c-(元音词根前), cl-(同辅音词根前)共同例：词义猜测D yu have any strng pinin n c-educatinal r single-sex schls?cperate [kəʊ‘ɒpəreɪt] 合作clleague [‘kɒliːg] 同事根 cl(共同)-league(联盟) 工作于同一个联盟→同事
cm-, cn-, cr-表加强1.cmmand 命令cm（加强）+mand 手词根mand/man/mend/main手
cmmand/rder sb t d sth命令某人做某事have a cmmand f sth掌握某事cmmand that sb (shuld) d sth虚拟语气例：My mm cmmanded that I (shuld) get up early 用shuld 类虚拟语气的动词一坚持：insist 二命令：rder ,cmmand ,三建议： advise ,prpse ,suggest （recmmend urge）四要求：demand ,require , request , ask
I drp caps一头一尾两特殊insist demand require/request/recmmend rder prpse cmmand advise prefer suggest改变形式同样适用换用句式：It is suggested that…主语从句 My suggestin is that…表语从句由I drp caps引导的不管是宾语从句表语从句还是主语从句一律用shuld类虚拟语气一头一尾两特殊
insist 坚持：虚拟语气坚持说：不用虚拟语气看实际情况来区分I insist that yu shuldn’t smke here.He insisted that he had never stlen the mney.suggest 建议：虚拟语气暗示，表明：不用虚拟语气=indicateI suggest that we (shuld) g t the party tgether.The smile n her face suggested that she was satisfiedwith my wrk.
例1：The captain cmmanded every sailr ______(cme ) at nce t pump water ut f the ship.
例1：The captain cmmanded every sailr __cme____(cme) at nce t pump water ut f the ship.pump n./v.泵
2.cmmit 犯错误，犯罪cm（加强）+mit(送出） 输送出很多坏行为自杀cmmit suicidecmmittee n.委员会cmmitment n.献身；承诺
3.cllect v./n.收集cl(加强）+lect（收集） 收集辨析：cllect，gather，assemblecllect有目的或有选择的收集。集邮gather 数量由少到多的聚集=accumulateassemble把个体紧密联合，这种联合带有自发性。主语一般是人。
4.cnduct 引导，管理cn（加强）+duct(引导) 管理词根duce/duct引导induce 诱导，引起in-往里reduce 减少 re-否定prduce 生产pr-向前 prduct n.产品cnductr 管理者，售票员
5.cnstant adj.持续不变的，经常的cn(加强）+stant(stand站） 一直站着cnstantly不断地instantly立即地，一...就...(代替as sn as)instant ndle方便面immediately，instantly，directly，the time，the ,n （写作中代替as sn as）
力量聚集在一起然后变舒适
cntra-, cnter-反对，相反cntradict [kɒntrə'dɪkt] 跟…矛盾，反驳根 cntra(against)+dict(speak) →反着说，反驳cntrary ['kɒntrərɪ] 相反的，反面n the cntrary 正好相反
Part 2 高考考过的几个重点词汇case chargecasual cncernchallenge cnsidercharacter cver
1.case 情况，案例in n case 绝不in case (f)以防，万一
【例2】___ fire, all exits must be kept clear.A. In place f B. Instead fC. In case f D. In spite f
【例2】___ fire, all exits must be kept clear.A. In place f代替B. Instead f代替C. In case f以防D. In spite f尽管=despite
2.casual [‘kæʒʊəl] 随意的，临时的【例3】Jhn was dismissed last week because f his attitudetwards his jb.A. infrmalB. causalC. determined D. earnest
【例3】Jhn was dismissed last week because f his attitudetwards his jb.A. infrmal非正式的B. causal随意的C. determined下决心的 D. earnest认真的
3.challenge [‘tʃælɪndʒ] 挑战 challengingadj.有挑战性的【例4】AIDS cntrl and preventin is a ___ t China as well as the whle wrld.A. surpriseB. challengeC. reactin D. threat
【例4】AIDS cntrl and preventin is a ___ t China as well as the whle wrld.A. surpriseB. challengeC. reactin D. threat 惊喜 挑战 反应 威胁
4.character [‘kærəktə] 性格，特征；汉字；人物“字如其人”汉字 性格【例5】He prved himself a true gentleman and the beauty f his___ was seen as its best when he wrked with thers.A. temperB. appearanceC. talentD. character
【例5】He prved himself a true gentleman and the beauty f his___ was seen as its best when he wrked with thers.A. temperB. appearanceC. talentD. character 脾气 外观,外表 天赋 性格
5.charge [tʃɑːdʒ] 费用，管理take charge f 负责，接管in charge f 负责，主管in the charge f sb.由某人负责n charge 免费，不需付钱【例6】 Culd I speak t ___ is in charge fInternatinal Sales, please ?A. anyne B. smene C. whever D. n matter which
【例6】 Culd I speak t ___ is in charge fInternatinal Sales, please ?A. anyne B. smene C. whever D. n matter which+ever强调任一性宾语从句缺主语
6.cncern [kən‘sɜːn] vt.涉及，关心cncern sb/sth关心 cncerned abut/fr关心be cncerned with 涉及，与…有关例：This nvel is cncerned ___ the Secnd Wrld War, while mst teenagers are mre crcerned ___ the lve stry.
例：This nvel is cncerned _with__ the Secnd Wrld War, while mst teenagers are mre crcerned _abut__ the lve stry.
【例7】There’s ain ur ffice that when it’s smebdy’sbirthday, they bring in a cake fr us all t share.A. traditinB. balanceC. cncernD. relatinship
【例7】There’s ain ur ffice that when it’s smebdy’sbirthday, they bring in a cake fr us all t share.A. traditinB. balanceC. cncernD. relatinship 传统 平衡 涉及,关心 关系
7.cnsider [kən‘s də]考虑cnsider ding sth. 考虑做某事cnsider sb./sth. as/t be…把某人/某物当做…【例8】 Charles Babbage is generally cnsidered___ （invent）the first cmputer.
【例8】 Charles Babbage is generally cnsidered_ t have invented （invent）the first cmputer. t d没发生t have dne已发生
8.cver 覆盖，代替，封面【例9】—Will $100 the cst f the damage?—I’m afraid nt. I need at least $200 mre.A. d B. includeC. cverD. affrd【例10】$100 a mnth culd hardly ____ the cst f his life in such a big city in this cuntry.A. spendB. takeC. cverD. meet
8.cver 覆盖，代替，封面【例9】—Will $200 the cst f the damage?—I’m afraid nt. I need at least $100 mre.A. d B. includeC. cver覆盖D. affrd人做主语【例10】$100 a mnth culd hardly ____ the cst f his life in such a big city in this cuntry.A. spendB. takeC. cverD. meet
Part 3 高考常见易混词辨析1.改变：change, alter, vary, turn2.花费： take, spend, cst, pay
1.改变：change, alter, vary, turn(1) change：翻天覆地的大变化，变得与原物完全不同例：I have changed my mind.(2) alter：局部的、外表的变化，本质不变例：This dress need altering a little.(3) vary：一系列的变化，强调种类多样，连续变化 varius a.多种多样的例：Custms vary with the times.(4) turn：变成，强调变化的结果例：In this cartn fairytale a prince turns int a frg.
2.花费： take, spend, cst, pay(1) it takes sb . + time + t d sth.做某事需要…时间例：It tk me 15 minutes t finish this jb.(2) spend: sb. spend(s) +time/mney +(in) ding sth例：I spent 15 minutes ding this wrk.(3) cst: sth. cst(s) +sb. +mney 某物花费了某人…钱例：我花了30元买这本书。(4) pay: sb. pay(s) +mney +fr sth.
【例题11】I bught a new dictinary and it ____ me 30 yuan.A. paid B. spent C. tk D. cst
Part 4 开阔思路记单词cincidence [kəʊ'ɪnsɪd(ə)ns] 巧合cin 硬币→玩扔硬币的游戏，正反纯属巧合。cllege [‘kɒlɪdʒ] 学院 “靠立志” →立志才能考上大学cruel [kruəl] 残酷的“骷髅哦” →太残酷了
Part 5 高考必背短语1. call fr 号召，需要call in 召集call n 拜访，访问 call up 号召，打电话
【例12】It’s the srt f wrk that ___ a high level f cncentratin.A. calls frB. makes upC. lies in D. stands fr
【例12】It’s the srt f wrk that ___ a high level f cncentratin.集中A. calls frB. makes upC. lies in D. stands fr 需要 弥补,化妆 位于 代表,替代
2. carry n 继续 carry ut 开展，执行【例13】The meal ver, the managers went back t the meeting rm t ___ their discussin.A. put awayB. take dwnC. lk verD. carry n
【例13】The meal ver, the managers went back t the meeting rm t ___ their discussin.A. put awayB. take dwnC. lk verD. carry n 放好,储存 记下,拿下 仔细检查 继续
3. cme acrss 偶然遇见cme abut 发生，产生cme back 回来cme dwn 落，下来cme ut 出版cme ff 从…离开cme t 总计…，达到…sb cme up with 想出，提出
【例14】-Have yu sme new ideas? -Yeah. I’ll tell yu later.A. cme abutB. cme intC. cme up withD. cme ut with
4. calm dwn 平静下来5. have a chat with sb. 与某人聊天 have a cnversatin with sb. 跟某人谈话6. check in 签到，办理入住手续 check ut 检查，付账离开7. cmpare... with... 与…比较8. be cnfident f 对…有信心9. cnnect/link A with B 把A和B联系起来10. in cnsequence 因此
11. cnsist f 由…组成例：My class cnsist f 50 students.12. cnvince sb. f sth. 说服某人相信某事13. be crss with 对…生气，对…发脾气14. be curius abut 对…好奇