1、必修二unit 3 Computerswords and expressions04Summary&homework03Lets practice!02Lets recognize!01Listen and readCONTENTS目 录Listen and readPART 01Lets read after the MP3Lets recognize!P a r t 0 2abacuscalculatorPCpersonal computerlaptopPDAlaptopPDA单击此处输入你的正文，文字是您思想的提炼，为了最终演示发布的良好效果，请尽量言简意赅的阐述观点；根据需要可酌情增减
2、文字，以便观者可以准确理解您所传达的信息。您的正文已经简明扼要，字字珠玑，但信息却错综复杂，需要用更多的文字来表述；但请您尽可能提炼思想的精髓，否则容易造成观者的阅读压力，适得其反。Charles Babbageadj.必然的;合乎情理的;合乎常理的;符合逻辑的;按照逻辑的 派生词：logically adv.logic 逻辑（学）+al 的 符合逻辑的logical ldkl n.科技;工艺;工程技术复数：technologies 派生词：technological adj.technologically adv.记忆技巧：techno 技艺，技术+logy 学 技术（学）technolog
3、y teknldi n.革命;巨变;大变革;(环绕中心点的)旋转;复数：revolutions 记忆技巧：re 相反+volu 卷，转+tion 表名词 革命revolution revlun AI=artifical intelligenceintelligence nteldns n.智力;才智;情报人员 记忆技巧：intel=inter 在之间+lig 选择；收集+ence 表行为 知道如何选择 聪明Alan Turingsolve slv v.解决;处理;解答;破解 ability to solve something 解决某事的能力 solve a crisis 化解危机 solve
4、 a mystery 破解迷局 solve a problem 解决问题 solve a puzzle 解答谜题 way to solve something 解决某事的方法from.on 从从.时起时起 from now on 从现在开始from then on 从那时开始reality rilti n.现实;实际情况;事实;实际经历;见到的事物 复数：realities 记忆技巧：real 真实的+ity 具备某种性质，状况 现实personal psnl adj.个人的;私人的;人际的;个性的;私事的 记忆技巧：person 人+al 的 个人的personally adv.就个人而言；
5、亲自tube n.管子管子 transistor n.晶体管晶体管 chip n.芯片芯片 as a result 结果结果 He worked hard at his study.As a result,he passed the exam easily.total ttl adj.总的;总计的;全体的;n.总数;总额;合计;总计Iestimatethatthetotal costfortreatmentwillbe$12,500.totally adv.完全地；整个地so.that.如此.以致于.The bag is so heavy that I cant carry it.The ca
6、r is so expensive that I cant afford it.She was so angry that she couldnt speakapplication plkenn.申请;请求;申请书;申请表;Applications should be submitted as early as possible 申请表应尽早提交。His application for membership of the organisation was rejected.他想要加入该组织的申请遭到了拒绝explore kspl(r)v.勘探;勘查;探索 explore一般指对未知事物或新生事
7、物的探索、观察与研究;We must explore all the possibilities.He likes to explore the cave.One day,they explore a forest together.goal l n.球门;射门;进球得分;目标;目的He continued to pursue his goal of becoming an actor.Liverpool won by three goals to one.He headed the ball into an open goal(=one that had nobody defending i
8、t)目标进球得分球门happiness hpins n.幸福;愉快;(用语等的)适当;幸运happy happinesshuman race all people,considered together as a group n.人类download vt.下载 programmer n.程序员 virus vars n.病毒;(计算机程序中的)病毒coronavirus冠状病毒signal snl n.信号;暗号 v.发信号;发暗号现在分词：signalling 过去式：signalled 过去分词：signalled 记忆技巧：sign 信号+al 表物 信号type tap n.类型;种
9、类;v.(用计算机或打字机)打字;测定的类型;分型;定型 现在分词：typing 过去式：typed 过去分词：typed in a way 在某种程度上 wayintheway:妨碍的ontheway:在途中/在路上；即将发生inaway:在某种程度上inthisway:用这种方法/以这种方式/这样.bytheway顺便问一下across/overtheway路对面,街对面alongwayoff在远处,离得远alltheway一路上,沿路从远处,特地自始至终electronic lektrnk adj.电子的;电子器件的;电子设备的electronic calculator 电子计算器 el
10、ectronic music 电子音乐 This dictionary is available in electronic form.本词典有电子版。an electronic engineer 电子工程师 Lets practice!P a r t 0 3Match the words（词汇连线）1)solve 2)explore3)goal4)signal5)type 6)arise7)electronic8)anyhow9)personal 10)calculate1)n./vt.类型，打字2)v.发信号，信号3)adv.无论如何,即使如 此4)vt.解决5)vt.计算6)adj.电子
11、的7)adj.私人的，个人的8)v.探索，探测，探究9)vi.出现，发生10)n.目标 Match the phrases（词组连线）1)from.on2)watch over3)in common4)after all5)as a result6)with the help of7)in a way8)deal with 1)毕竟2)处理；安排；对付3)结果4)某种程度上5)在.帮助下6)看守；监视7)共有的；共同的8)从.时起根据释义写出单词1)_:complete change in ways of thinking,working,etc2)_:connected computer s
12、ystem3)_:to make things easier4)_:to find answer using numbers5)_:able to be moved from place to place6)_:to work out the answer to a problem7)_:to travel around the area to find out about it8)_:completely9)_:anyway10)_:activity of managing moneyrevolutionnetworksimplifycalculatemobilesolveexploreto
13、tallyanyhowfinanceMultiple Choice（单项填空）（单项填空）1.He was very smart and _the crossword in ten minutes.A.dealt B.ended C.solved D.settled2.If you want to _the narrow alley(胡同胡同)of old Beijing,youd better use the pedicab(三轮车三轮车).A.explore B.express C.exchange D.explodeMultiple Choice（单项填空）（单项填空）3.I cant
14、tell you the exact time when I will get there,_,Ill be there as early as I can.ASo B.Anyhow C.Therefore D.Besides4.-Tom and Mary got married last month.-Are you kidding?They have _ in common.A.anything B.something C.nothing D.everything5.Many people trusted Jack and thought highly of him,but,_,I thi
15、nk he is actually dishonest.A.personally B.generally C.especially D.speciallyMultiple Choice（单项填空）（单项填空）6.People may have different opinions about Karen,but I admire her,_,she is a great musician.A.After all B.As a result C.In other words D.As usual.7._,the cost of various repairs adds up to just ov
16、er a hundred pounds.A.In common B.In general C.In total D.In particularSummary&homeworkP a r t 0 4Thanks!1.秋季。在北半球，台风多出现在夏、秋季节；此时亚洲高压已经出现，故此时应为秋季。2.天气晴朗。此时我国京津地区位于冷锋锋前，受单一暖气团控制且等压线稀疏。3.秋冬季节，亚欧大陆北部降温快，降温幅度大，气温下降引起气流收缩下沉，形成冷高压。4.此处为河谷地带，来自印度洋的暖湿气流沿河谷深入，导致此地气温较东西两侧高。5.该日此地为阴雨天气，夜间大气逆辐射强，气温较高，未出现霜冻。6.冷锋。冷锋符号画线在雨带南侧，由北向南移动，画图略。7.土地利用以绿地为主，绿地面积呈增加趋势；建筑面积增加最多，水域、其他用地、滩涂持续减少。8.布局在郊区，地价便宜；远离市区，能有效减小对市区的污染；临海分布，便于运进原料和输出产品。9.结合上题，主要从政策扶持，发展有机农业；提高农业技术，科学施肥；因主要从我国人多地少，农业生产压力大以及耕地资源的特点等方面分析加强农产品质量监管等方面分析.
