2021版新高考英语一轮复习 Unit 4 Cyberspace教学案 北师大版必修2.doc

unit 4 cyberspace三言两语1.in recent years，internet voting has become increasingly popular in china.2to vote，or not to vote？this is a question that troubles him very much.3secondly，people can also choose to buy or sell whatever they want by the internet，while traditional shops dont provide them with such great freedom.1.首先，在互联网的帮助下，人们在家在一台电脑前面办公，收发所需信息是有可能的。firstly，with the help of the internet，its_possible_for_people_to_work_at_home with a computer in front，sending and getting the information they need.itsadj.(for sb.) to do sth.2个人认为，仅凭网络投票的结果决定你是否胜出是不公平的。personally，it_is_unfair_to_be_decided whether you are a winner or not only by the result of online voting.itsadj.(for sb.) to do sth. 单词拼写应用核心单词1likely adj.有可能的 adv.(与most，very连用)可能2focus vi.集中注意3guide n指南；导游，向导4climate n气候5affect vt.影响6attack n& vt.攻击，进攻7project n课题；方案；工程8disappear vi.消失9suburb n市郊，郊区10destination n目的地11offer n& vt.提供，提议；优惠12crime n犯罪；罪行13crash vt.(汽车、飞机等)撞毁；坠毁14average adj.平均的n.平均数15historical adj.历史的，有关历史的16locate vt.坐落于；位于17tourism n观光，游览语境运用用所给词的适当形式填空。1for example，outdoor lighting severely affects (affect) migrating birds.2eating and drinking too much is likely to_give (give) ones stomach trouble.3he finds it hard to_focus (focus) his thoughts on one thing for longer than five minutes.4atlanta was voted the best city in which to_locate (locate) a business by more than 400 chief executives.5the soldier took his sword and attacked (attack) the enemy.6achieving your goal to be admitted by a firstgrade university is only one of the destinations (destination) in your life.7we rejected (reject) his idea for a music club，and decided to have an art club instead.8i gratefully took the cup of coffee that she offered (offer) me.9the plane crashed (crash) into the mountain，but luckily the pilot survived.拓展单词1real adj.真实的，真的reality n真实，现实realize vt.实现；意识到2optimistic adj.乐观的optimism n乐观；乐观主义3harm vt.& n伤害，损害harmful adj.有害的harmless adj.无害的4scientific adj.科学的science n科学scientist n科学家5arrange vt.安排arrangement n安排6settle vi.定居 vt.解决，使定居settlement n(新)定居地7attract vt.吸引attractive adj.吸引人的，有魅力的attraction n吸引力；具有吸引力的事物或人8entertain v娱乐；招待entertainment n娱乐；款待entertaining adj.使愉快的；有趣的9suggest vt.建议，提议suggestion n建议，提议10terror n恐怖terrorist n恐怖分子terrorism n恐怖主义terrify vt.使恐怖；使惊吓terrifying adj.令人恐怖的terrified adj.感到恐怖的语境运用用所给词的适当形式或所给提示填空。1these plays were a popular form of entertainment (entertain) in the 1920s and 1930s.2in reality，i have realized that i must stop daydreaming and be realistic.(realise)3the harmful materials became harmless to the environment after being dealt with.(harm)4parents arrange (arrangement) everything for their children and spare no effort to pave the way for their success.5destruction (destroy) of the environment is one of the most serious challenges we face.6they provide an environment where you can practice under the guidance (guide) of someone whos good at the language.7the chief engineer together with his colleagues has been looking for new scientific (science) methods of farming since five years ago.8the man suggested that the manager should accept his suggestions which he thought were of great value.(suggest)9the criminal is said to have committed many crimes before being arrested.(crime)10blackpool is the top tourist attraction in england.a number of visitors from all over the world are attracted by the attractive scenery there.(attract)阅读单词1virtual adj.虚拟的2pessimistic adj.悲观的，厌世的3destruction n破坏，毁灭4military adj.军事的，军用的5hacker n电脑黑客6global adj.全球的，全世界的7surfing n冲浪8site n(事物或事件发生)场所，位置9spider n蜘蛛10fashion n时髦，时尚1(2019全国卷)when a student attacks a professor on the social media，the language used actually says more about the student.抨击2(2017全国卷)freddy was an average student，but not an average person.普通的3(全国卷)with 500 years of history，hampton court was once the home of four kings and one queen.now this former royal palace is open to the public as a major tourist attraction.景点短语多维应用高频短语1.hang_on(电话用语)别挂断2get_in_touch 取得联系3be_up_to 做，从事于；取决于4in_the_flesh 本人亲身5whats_more 而且语境运用选用左栏短语的适当形式填空。bob and i have been good friends since we were very young，however，i couldnt get_in_touch with him recently.i dont know what he has been_up_to and i worry about him very much.i decide to pay a visit to him in_the_flesh，but my brother suggests that i (should) go on holiday with him.but i have to reject his suggestion.whats_more，i have no time to go with e_true实现7as_well_as 也，又8cut_off 切掉，切断9have_problems_with 在方面有困难10take_action 采取行动语境运用选用左栏短语的适当形式填空。my father has_problems_with his health for several years.his friends as_well_as my family have been advising him to quit smoking，but he wont listen.he becomes too weak recently，so he has to follow our advice and takes_action to quit smoking.11.make_up 编造；构成12as_if 好像，仿佛13take_over 接收，接管14consist_of 由组成15be_known_as 被认为是语境运用选用左栏短语的适当形式填空。fifty students make_up our class.we all like our english teacher very much.he is over forty years old，but he looks as_if he were just thirty years old.he is_known_as a famous teacher in our county.it was last year that he took_over our class.we all think he is one of the best teachers in our school.句式结构仿写教材原句背诵句式仿写应用1.it isadj.that.句型，其中it作形式主语.it is clear that we are going to see a huge growth in shopping on the internet.很明显，2019年上映的卡通电影哪吒很受年轻人的喜爱。it_is_obvious_that，ne zha，the cartoon film which is on in 2019，is popular with the young people.2.as if引导表语从句.the use of computers with sounds and pictures that make you feel as if you are in a real situation.这肉尝起来似乎已经坏了。this meat tastes as_if it has already gone bad.3.have sth.done“让某物遭受”，过去分词作宾补do you have anything planned for saturday and sunday？到了我们该更新网页的时候了。its time for us to_have_our_website_page_updated.4.动词it形容词to do sth.but i still find it hard to imagine.许多专家认为让学生有足够的睡眠很重要。many experts think_it_important_to_let students have enough sleep.1likely adj.有可能的 adv.(与most，very连用)可能 be likely to do sth. 很可能做某事it is likely that. 很可能not likely. 绝不可能。(表示强烈反对)be much more likely to accept change可能会更容易接受变化 there were likely to be further attacks 很可能会有更多的袭击be likely to go on rising this year 今年可能会继续上升基础练习单句语法填空students will help and learn from each other，and a friendship is likely to_be_formed (form)it is likely that you will suffer from bad health if you keep smoking.链接写作句式升级(普通表达)they are likely to be fired by the company because of their fault.(高级表达)it_is_likely_that_they_will_be_fired_by_the_company because of their fault.(it作形式主语)2focus vi.集中注意；(使)聚集 n焦点，焦距，聚焦；(活动、兴趣等的)中心，集中点 (1)focus on/upon sth./sb.集中注意力于某物/某人focus ones attention/eyes on 注意力集中于(2)in focus 焦距对准；清晰out of focus 焦距没对准；模糊be currently focusing on assessment and development 目前在关注评估和发展focus his message on the economy 将主题集中在经济方面focus their attention on the controversy 把关注的焦点放到争议上the main focus of her life她生活的重心联想发散表示“集中(注意力、精力等)于”的短语还有：pay attention toput ones heart intofix ones attention onconcentrate on基础练习单句语法填空most of us are more focused on our tasks in the morning than we are later in the day.the childrens faces were badly out of focus in the photograph.链接写作一句多译他集中精力学习。he focused_his_attention_on his study.(focus)he fixed_his_attention_on his study.(fix)he was_absorbed_in his study.(absorb)he applied_himself_to his study.(apply)he concentrated_his_attention_on his study.(concentrate)3offer n& vt.提供，提议；出价；优惠(1)offer sb.sth.offer sth.to sb.主动把某物给某人offer to do sth.主动提出做某事(2)make an offer to do sth.想要做某事make an offer of help/food 主动提供帮助/食物offer to teach them waterskiing 主动提出教他们滑水 offer his sympathy to us 向我们表示同情 be offering a quality service 提供水准一流的服务 联想发散表示“提供给某人某物”的常见短语还有：supply sb.with sth.supply sth.to vide sb.with vide sth.for sb.基础练习单句语法填空the driver offered to_drive (drive) us to the station.in a word，we should offer our help and love to the people in need.when he graduated from college，he made an offer to_be_sent (send) to a remote village school.链接写作一句多译如果你主动帮助别人，你最终会得到回报。if_you_offer_to_help_people youll eventually be rewarded.(offer v)if_you_make_an_offer_to_help_people youll eventually be rewarded.(offer n)4harm vt.& n伤害，损害 (1)do/cause harm to 对造成伤害do sb.harmdo harm to sb. 伤害某人；对某人有害mean no harm 无恶意 there is no harm in doing sth.做某事无害处(2)harmful adj.有害的be harmful to sth.对事物有害do harm to human beings对人有害ensure that no one comes to any harm 确保无人受到伤害theres no harm in asking问问也无妨基础练习单句语法填空fruit juice can be harmful (harm) to childrens teeth.fiercely debating with strong emotion hurts feelings and does harm to teamwork.链接写作一句多译如果使用不当，这种药物会对你造成伤害。if used improperly，the medicine will_do/cause_harm_to_ you/will_do_you_harm.(harm n)if used improperly，the medicine will_be_harmful_to_you. (harmful adj.)5suggest vt.建议，提议；推荐；表明，暗示 (1)suggest (sb.s) doing sth. 建议(某人)做某事suggest(that).(should)do 建议(从句用虚拟语气)(2)suggestion n提议，建议；意见；暗示make/offer/give a suggestion建议，提议ask for a suggestion 征求建议 suggest how this might occur 说得清这事是怎么发生的 suggest taking her out to dinner for a change提议带她出去吃饭换换口味 名师点津suggest表示“暗示，表明”时，其主语往往是事物，而不是人。这时suggest后的宾语从句不用虚拟语气。基础练习单句语法填空someone suggested sending (send) his brother to the us for treatment.mother suggested that she (should)_adapt (adapt) herself to her new conditions in college as soon as possible.mr li gave me a suggestion (suggest) that i (should) pay more attention to my handwriting.链接写作一句多译在昨天的会议上我建议他放弃那个计划。i_suggested_his_giving_the_plan_up at the meeting yesterday.(suggest doing.)i_suggested_that_he(should)give_the_plan_up at the meeting yesterday. (suggest that.)i_made_a_suggestion_that_he(should)give_up_the_plan at the meeting yesterday.(同位语从句)6settle vi.定居，安家；停留vt.安排，处理；决定；安放；使定居 (1)settle down/get settled定居；稳定；平静下来settle(down)to sth. 开始专心于某事，着手认真做某事settle in/into 定居；迁入(新居)；适应(新工作)settle on 决定，选定；停留，降落(2)settler n移居者settlement n解决；住宅区settle the bill for my coffee 为我的咖啡付账the matter is settled 安排妥当了settle himself on the sofa 坐在沙发上a black dust settled on the walls 墙上落了一层黑色的粉尘let his eyes settle upon crosss face目光落在了克罗斯的脸上基础练习单句语法填空back from abroad，the couple decided to settle down in nanning.they settled down to a serious discussion over coffee.but he finally settled on literature，particularly drama and poetry.7view n景色，风景；视野；观点；意见vt.眺望；观察；观看；看作；考虑 (1)come into view 看得见，进入视野in view 在视野范围内have a good view of 清楚地看到；饱览(2)in view of 鉴于；考虑到in ones view 在某人看来(3)view.as 把看作have similar views on 在上的看法相似 get a better view of the blackboard 更清楚地看到黑板上的内容 in full view of anyone who walked by 过往的人都能看见她 in my view things wont change 依我看，事情不会改变 be taking the long view 从长远角度考虑make your views known to sb.让了解你的观点 一词多义写出下列句中view的含义people came from all over the world to view her work.观看when the old man opened the window，a stranger with a high hat came into view.视野he climbed up to the top of the church tower to get a better view of the entire city.景色wed like to find out young peoples views on religion.观点链接写作完成句子在我看来，为了增强体质，我们应该养成健康的饮食习惯。in_my_view，we should develop healthy eating habits to build up a strong body.8average adj.平均的；普通的；正常的；平常的 n平均数；平均水平；一般水准 v平均为；计算出的平均数 (1)an average of 平均有(后跟数词)(2)on(the)average 平均起来above/below (the) average 在平均水平以上/以下(3)average out 算出平均数it takes an average of ten weeks 平均需要10周的时间be only average academically学习成绩一般on an average we would be spending 300 per day.平均下来，我们每天要花费300英镑。below average rainfall降雨量低于平均值基础练习单句语法填空/单句改错the common cold is a good example：women，on average，get fewer colds than men.last year was the warmest year on record，with global temperature 0.68 above the average.i spend the average of about $200 a year on books.thean9hang on(hold on) (电话用语)别挂断；坚持下去，抓住不放 (1)hang up 挂断电话hang out/about/around 闲逛hang together 团结，同心协力hang onto 抓紧不放；继续保留(2)get/have the hang of sth. 学会做某事的技巧hang on for a minute稍等一会儿managed to hang on 坚持了下来was unable to hang on to his lead 没能保住自己的领先地位基础练习单句语法填空i was hanging out with friends at 3 pm.this sunday.having struggled for several weeks，lucy finally got the hang of learning physics.链接写作完成句子这是件困难的工作，但如果你坚持不渝，最后是能成功的。its hard work but if you hang_on youll succeed in the end.我要保存那些旧照片，因为它们可能很有价值。i should hang_on_to those old photographs for they may be valuable.10get in touch 取得联系 be in touch with 和有联系lose touch with 和失去联系be out of touch with 和失去联系keep in touch with 和保持联系名师点津get in touch与lose touch表示短暂动作，不与一段时间连用；be in touch与be out of touch表示状态，可以与一段时间连用。get in touch with him tomorrow明天和他接头 get in touch with my inner self 了解内心的自我 get in touch more often多多联络 基础练习单句语法填空were out of touch with our office in spain.we now keep in touch with him by writing letters.11.(be)up to 忙于，从事于；达到(数量/规格)；胜任；直到为止；取决于；是的责任 up to now 直到现在it is up to you. 随你的便/由你来决定。it is up to sb.to do sth.该由某人做某事。will make it up to you会补偿你的ill be up to see you tomorrow.我明天来看你。一词多义写出下列句中up to的含义up to a certain point，the more stress you are under，the better your performance will be.达到john was fired because he wasnt up to his work.胜任its up to you whether we accept the present or not.取决于she was here up to a few minutes ago.直到为止链接写作完成句子是否继续上这门课程由她决定。its_up_to_her_to_decide whether or not to go on with the course.12(教材p8).it_is_clear_that we are going to see a huge growth in shopping on the internet.很显然，我们将会看到网上购物的巨大增长。句法句式本句句型为：it is clear that.句型。在这一句型中，it为形式主语，that从句为真正的主语。(1)常用于这种结构的形容词有：clear，obvious，certain，important，possible，natural，interesting，likely，unusual等。(2)在it is necessary/important/strange/surprising/unthinkable/unbelievable/ incrediblethat.中，从句中的谓语动词常用“should动词原形”，should可省略。名师点津在以上句型中，如果从句内容只是简单地陈述事实，谓语动词用陈述语气；如果从句内容并不是陈述事实，而是表达某种强烈的情感(要求、建议、命令、责备、惋惜、吃惊等)，谓语动词用虚拟语气，即“(should)do”形式。基础练习单句语法填空it is obvious that she is popular with students.it is important that we (should)_discuss (discuss) the plan.链接写作词汇升级(普通表达)its clear that peoples lifestyles now have changed a lot.(高级表达)clearly/obviously/apparently peoples lifestyles now have changed a lot.13(教材p8)some experts see our future in virtual realitythe use of computers with sounds and pictures that make you feel as_if you are in a real situation.有些专家看到虚拟现实的未来(虚拟现实)是计算机通过声音和图像模拟现实，以使人感到仿佛置身于一个真实的空间。 句法句式as if(as though)意为“仿佛；好像；似乎”，常用在be，look，seem，sound，smell，feel等系动词的后面引导表语从句。(1)省略：如果as if/though引导的方式状语从句为主系表结构且其主语与主句主语一致，则可省略其中的主语和系动词。(2)语气：如果as if/though引导的从句表示实现的可能性很小或与事实相反，则用虚拟语气；如果实现的可能性较大，则用陈述语气。基础练习单句语法填空he opened his mouth as if to_say (say) something.they talked as if they had_met (meet) before.i remember the whole thing as if it happened (happen) yesterday.多维训练夯实基础维度1用所给词的正确形式填空1it is suggested that we (should)_discuss (discuss) the problem.2my german isnt up to translating (translate) that letter.3students will help and learn from each other，and a friendship is likely to_be_formed (form)4indeed，the phone can bring great convenience to our life.however，it can be harmful (harm) to our friendship.5fortunately，a man made an offer to_take (take) him around the different spots.6it seemed as if the bag had_been_pressed (press) by something heavy.7would you like to have your writing published (publish) in this magazine?维度2在空白处填入一个适当的词1wait until the students settle down before you start the lesson.2in view of the heavy smog，the school has taken various measures to protect the students.3400 people a year die of this disease on average.4they settled down to test papers when they came to the room.5she also wanted to make sure she didnt lose touch with her friends in taiwan.维度3查缺补漏1up to now，we have_finished (finish) most of the work，and the rest of the work needs to be done in two days.2well get in touch as soon as we know the results of the test.3fancy sitting (sit) in the sun and doing nothing all day!4it is reported in the newspaper that several new subway lines are being built in wuhan.5seeing the super star appear in the flesh，the crowd burst into cheers.语篇练习提升能力提能一单元话题语篇练根据p8教材课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。in the last thirty years，the internet has grown 1.rapidly(rapid)，and this growth is 2.clearly(clear) going to continue.some experts are pessimistic 3.about the future.one worry is crime in cyberspace.in