2020_2021学年高中英语Unit4Breakingboundaries教学知识细解
[知识拓展]
(1)risk doing...
冒险做……
risk one's health/life
以健康做赌注/冒着生命危险
(2)at the risk of(doing)... 可能导致(不快等)，
冒(做)……的危险
at all risks
无论如何
run/take a risk/risks
冒险
run/take the risk of(doing)... 冒(做)……的危险
知识要点5 in one's 50s 在某人五十多岁时 (教材 P38) Alfonso, a softspoken Argentinian doctor in his 50s, who had previously worked on Ebola outbreaks in Sierra Leone and Guinea. 阿方索是一位 50 多岁说话温和的阿根廷医生，此前曾在塞拉利 昂和几内亚研究埃博拉疫情的爆发。
[知识拓展] special adj. specialize vi. specialize in... specialization
特殊的，专门的 专攻，专门从事 专攻…… 专业化
[即学即练] 单句语法填空 ①We specialize _in_ creating beautiful, delicious, and truly unique cakes. ②I think we've entered an age of _s_p_e_c_ia_l_iz_a_t_io_n___(special)．
Unit 4 Breaking boundaries
教学·知识细解码
1．assist v．帮助，协助→_a_s_s_is_ta_n_c_e__ n．帮助；协助→assistant n．助手；助理
2．special adj.特殊的；特别的→_s_p_e_c_ia_l_is_t__ n．专家 3．infect v．感染→_in_f_e_c_ti_o_n__ n．感染，传染→_i_n_f_ec_t_io_u_s__ adj. 传染性的→_d_i_s_in_f_e_c_t _ vt.给……杀菌；为……消毒
知识要点3 at risk 处在危险中 (教材 P38) I knew I was putting my life at risk... 我知道我在冒生命危险…… [例 1] The crisis could well place the relationship at risk. 这场危机可能会使这一关系有破裂的危险。
传染；使感染 为……消毒；给……杀菌 传染；感染
[即学即练] 单句语法填空 ①When I needed _d_is_i_n_fe_c_t__(infect) the nursing bottles, I would come here to use the microwave oven. ②Ear __in_f_e_c_ti_o_n_s_(infect) are common in preschool children.
[例 1] We'll do all we can to assist you. 我们要尽量帮助你。 [例 2] Anyone willing to assist can contact this number. 凡愿协助者可拨此号码联系。 [造句] 我们正寻找愿意协助该团体工作的人。 _W_e__a_re__lo_o_k_i_n_g_f_o_r_p_e_o_p_le__w_h_o__w_o_u_l_d_b_e_w__il_li_n_g_t_o_a_s_s_is_t_i_n_t_h_e____ _g_ro_u_p_'_s _w_o_r_k_. ___________________________________________
[即学即练] 单句语法填空 ①Two men are assisting the police _in_/_w_i_th__ their enquiries. ②We will assist you in _f_in_d_i_n_g_(find) somewhere to live. ③Bill assisted his friend Mike __to__es_t_a_b_li_sh___(establish) a new company. ④China will continue to increase its _a_s_si_s_ta_n_c_e__(assist) to Africa in both quantity and quality.
4．devote vt.献身于→_d_e_v_o_ti_o_n_ n．奉献→_d_ev_o_t_e_d_ adj.献身的； 热爱的
5．twin adj.双胞胎的→_tw__in_s_ n．双胞胎
devotion n．挚爱；关爱；关照；奉献；忠诚；专心；热心
①His devotion to his wife and family is touching. _挚__爱__，__关__爱__
知识要点4 ( 教 材 P38)My mission was to relieve Emma, a Canadian specialist in infectious diseases at the end of her posting.
我的任务是在加拿大传染病专家艾玛任职结束后接替她。
(1)specialist n．专家，专业工作者
[例 2] The police play a vital role in our society. 警察在我们的社会中起着极其重要的作用。 [造句] 现在，我们接着往下讨论今天的重要事宜。 _N_o_w__w__e_m__o_v_e_o_n_a_n_d__d_is_c_u_s_s_th_e__v_it_a_l_b_u_s_in_e_s_s_o_f_t_h_e_d_a_y_. _______
[小片段填空] The shop _a_s_s_is_t_an_t__ rushed out of the shop to _a_s_si_s_t _ the old lady _w_i_th_ her luggage.With his _a_s_s_is_t_an_c_e_ ， the old lady crossed the road.(assist)
[即学即练] 单句语法填空 ①Which team is more willing to take _ri_s_k_sd for the job interview, for he couldn't risk l_o_s_in_g__(lose) such a good chance. ③He was determined to do it even at the risk of _b_e_in_g__la_u_g_h_e_d___ (laugh) at.
[例 1] He died when he was in his 50s, much older than some of the early teenage dancers.
他是 50 多岁去世的，比那些青少年时就去世的舞蹈演员年纪大 多了。
[知识拓展] (1)assist(sb.)in(doing) sth. assist sb.with sth. assist sb.to do sth. (2)assistant adj.
n. assistance n.
帮助(某人)(做)某事 帮助某人做某事 帮助某人做某事 副的；助理的 助手；店员 帮助，援助
[造句] 苍蝇和蚊子是传染病的传播者。 _F_l_ie_s_a_n_d__m_o_s_q_u_it_o_e_s_a_r_e_c_a_rr_i_er_s_o_f_i_n_f_ec_t_io_u_s__d_is_e_a_se_s_.__________
[知识拓展] infect vt. disinfect vt. infection n.
(2)infectious adj.传染性的 [例 1] These viruses affect children and are highly infectious. 这些病毒会侵袭儿童，而且具有很强的传染性。 [例 2] Infectious diseases are spreading among many of the flood victims. 传染病正在遭受洪灾的很多灾民中蔓延。
[例 1] Peckham, himself a cancer specialist, is well aware of the wide variations in medical practice.
佩卡姆本人就是个癌症专家，非常清楚医疗实践中的广泛差异。
[例 2] We had better call in a specialist at this critical moment. 在这个关键时刻我们最好请一位专家来。 [造句] 农民们把他看作专家。 _T_h_e_p_e_a_s_a_n_ts_l_o_o_k_e_d_u_p_o_n__h_im__a_s_a__sp_e_c_i_a_li_st_._________
知识要点2 vital adj.极其重要的，必不可少的 (教材 P38) But it is vital not to take any chances. 但重要的是不要冒险。 [例 1] Good financial accounts are vital to the success of any enterprise. 妥善的财务账目对任何公司的成功都是极其重要的。
[知识拓展] be vital to/for It is vital that...
of vital importance
对……极其重要；必不可少 ……极其重要(that 从句中谓语用 should do 形式) 至关重要
[即学即练] 单句语法填空 ①The quick recognition of disease is vital _f_o_r effective treatment. ② It is vital that we _s_h_o_u_ld__b_e_k_e_p_t__(keep) informed of all developments. ③ It is without doubt that the development of science and technology is of vital _im__p_o_rt_a_n_c_e_(important) to human advancement.
_新教材高中英语UNIT4Breakingboundaries学案外研版选择性必修第二册
UNIT 4 Breaking boundaries回顾单元知识一、核心单词1．boundary n．分界线；边界2．statistic n. (一项)统计数据3．vital adj. 极其重要的4．specialist n. 专家5．clinic n. 诊所；门诊部6．disinfect v. 为……消毒，给……杀菌7．twin adj. 双胞胎的8．ward n. 病房9．mankind n. 人类10．cast v. 选派(角色)11．joint adj. 联合的，共同的12．mount v. 走上，登上13．civil adj. 公民的，国民的14．civilian adj. 平民的；百姓的15．altogether adv. 完全16．communist adj. 共产主义的Ⅰ.用左栏单词的适当形式填空1．A river forms the boundary between the two countries.2．Statistics show that the average number of births per woman has fallen greatly.3．It is vital that we should remember the new words when learning English.4．The patient is not allowed to go out of the ward because he is too weak.5．He mounted the stage and began his speech.6．It requires the joint efforts of the whole society to build a harmonious society.7．I can never tell the difference between the twins.They look very similar.8．Nurses need to disinfect the medical instruments before the operation.二、拓展单词1．assist v．协助，帮助→assistance n．帮助，援助→assistant n．助手；助理2．tragic adj.悲惨的，不幸的→tragedy n．悲惨的事，不幸，灾难→tragically adv.悲惨地3．infectious adj.传染性的→i nfect v．传染；使感染→infection n．传染，感染；传染病4．devotion n．奉献→devote v．致力，献身，倾注→devoted adj.挚爱的；忠实的，忠诚的5．compensate v．弥补，补偿→compensation n．补偿，赔偿；赔偿金，补偿金6．collaborate v．合作，协作→collaboration n．合作，协作7．realistic adj.(目标、希望)能够实现的→realize v．实现；意识到；领悟→reality n．真实，现实8.minority n．少数派；少数→minor adj.较小的；次要的；轻微的→major adj.主要的；重要的；大的→majority n．大部分；大多数9．inclusive adj.包容广阔的→include v．包括，包含；使成为……的一部分→including prep.包括……在内10．harmonious adj.和睦的，融洽的→harmony n．融洽，和睦；和谐，协调11．mutual adj.共有的，共同的→mutually adv.相互地；彼此；共同地12．rewarding adj.值得做的，有意义的→reward n．奖励；回报；报酬 v．奖励；奖赏；给……以报酬13．division n．分歧，分裂→divide v．(使)分开，分散，分割，使分离→divided adj.分裂的；有分歧的14．liberty n．自由→liberate v．解放；使自由，使摆脱约束(或限制)15．dedicate v．致力于，献身于→dedicated adj.献身的；专心致志的；一心一意的→dedication n．献身，奉献16．endure v．持续存在→endurance n．忍耐力；耐久力→endurable adj.能持久的，耐用的→endured adj.吃苦耐劳的17．nobly adv.高尚地，崇高地→noble adj.崇高的，品质高尚的；贵族的，高贵的18．influential adj.有影响力的→influence n．影响，作用 v．影响，对……起作用Ⅱ.用所给词的适当形式填空1．And by looking at us, listening to us, respecting our input, affirming (肯定) our value, giving us a sense of dignity, Papa was unquestionably our most influential (influence) teacher.2．Another way of setting realistic (realize) goals is to analyze your short and long term objectives, keeping in mind your beliefs, values and strengths.3．The doctor shares his phone number with the patients in case they need medical assistance (assist)．4．Traveling along the old Silk Road is an interesting and rewarding (reward) experience.5.On the 20th of that month, Dr.Welch examined a sick boy, Billy, and knew he had diphtheria, a deadly infectious (infect) disease mainly affecting children.6．The fine selection of the major works was done in close collaboration (collaborate) with the Museo Nacional Reina Sofia in Madrid, Spain.7．There was a division (divide) of opinion on that matter.8．Patience and devotion (devote) are essential to scientific research work.9．So, it may be only a minority (minor) of young people who play classical instruments.10．Podell admits that she was doubtful at first, but now she describes the project as mutually (mutual) beneficial.11．To avoid such conflicts, we should be kind to one another, which is essential to enjoy a harmonious (harmony) life.12．Many people died during famines every year before liberation (liberate)．13．The right to vote should be a liberty (liberate) enjoyed by all.三、重点短语1．take any chances 抓住任何机会；心存侥幸2．put ...at risk 把……置于危险之中3．be involved in 参与；被卷入4．give up 放弃5．against all odds 尽管困难重重6．make a full recovery 痊愈，完全康复7．not to mention 不用说；更不必说8．step into sb.'s shoes 接替某人的工作(位置)9．in memory of 为了纪念……10．at a great cost 付出巨大的代价11．set down 制定，规定(规则等)12．step by step 一步一步地13．bring forth 使产生，使出现14．be engaged in 从事于；忙于……15．in vain 白白地Ⅲ.用左栏短语的适当形式填空1．Her father is a successful businessman so she decided to step into his shoes and become a businesswoman.2．Think it over before making such a decision.We can't afford to take any chances.3．The poor boy has never seen a TV set, not to mention the Internet and smartphones.4．Under the intensive care of the doctors and nurses, the patient made a full recovery.5．Every student should obey the rules set down by the school.6．Against all odds, the workers still finished their tasks perfectly on time.7．This is a tragic love affair that brought forth only pain.8．I tried to explain the problem to him, but in vain.He still doesn't understand it.四、经典句式1．“It be＋一段时间＋since ...”句型It's exactly one month since the last reported case (自从上一个报告的病例)．2．动词不定式短语作表语My mission was to relieve Emma (接替埃玛), a Canadian specialist in infectious diseases at the end of her posting.3．as引导时间状语从句As she talked (她说话的时候), I could hear at least three different languages being spoken at the tables around us.4．动词不定式短语作定语His speech gave them hope, belief and a reason to look to the future (展望未来的理由)．5．what引导宾语从句He gave them a new vision of what the United States of America should be (美利坚合众国本应成为的样子), based on the ideals set down by its Founding Fathers 87 years before.,Ⅳ.补全句子1．It is one and a half years since he came to China.他来中国已经一年半了。
2021高中英语Unit4BreakingboundariesSectionCD试题含解析
Unit 4Breaking boundariesSection C Developing ideas ＆ Presenting ideas ＆ Reflection课后篇巩固提升基础夯实Ⅰ。
单句填空1.The company was named Gates Hall memory of a man named James Gates。
2.Great changes （take) place in our school in the past two years.3.Yuan Longping has been struggle for Chinese farmers over the past decades.4.He tried vain to persuade his father to give up smoking.5.The captain as well his team was interviewed shortly after they won the gold medal.6。
Recognised as a well—known journalist,he is always （engage） in covering a story in the world.Ⅱ。
短语填空1.His brothers sent him letters trying to persuade himto .2。
What was worse，he even didn’t have the intelligence to call for an ambulance 。
3.During the time in the hidden place,Anne a series of facts in a diary。
4。
The PRC has made the impressive leap,the “China miracle” that has astonished the world。
高二英语外研选择性必修二Unit 4 Breaking boundaries教案
Important points:
Work out the thematic meaning of the speech;.
Difficult points:
Organize and deliver a speech.
教学过程
时间
教学环节
4. What efforts to break boundaries are described in the two reading passages in this unit?
1
Homework
Work in pairs. One student acts as Lincoln, another as reporter. The reporter is supposed to work out a list of questions based on the text. Act out the interview.
Watch a video and answer the questions.
4
Activity 3
Reading
Look at the title and skim the passage. Choose the book in which you would most likely find the passage.
At the end of the class, students will be able to:
1. get the historical background and meaning of the Gettysburg speech;
2. work out the thematic meaning of the speech;
Unit 4 Breaking boundaries课件-高中英语新教材(外研版选择性必修第二册)
fortunate cases. 这个小小的但意外的成功弥补了许多其他不幸的案例。
◆要点必记
compensation
补偿（或赔偿）物；（尤指）赔偿金，
claim/award/ compensation 要求╱得到赔偿金
compensate for sth
补偿；弥补
compensate sb for sth
外研版英语 选择性必修第二册
Unit 4 Breaking boundaries
Mainly revision for this unit
本课件主要内容安排
课件内容 1. 单元构词扩展词汇 2. 单元核心词汇讲解 3. 单元专题语法讲解 4. 单元重点句型讲解
单元构词扩展词汇
1. infect v.➞adj. ____i_n_f_e_c_t_io_u__s_______ 7. divide v. ➞n. _______d_i_v_i_s_io_n________ 2. devote v. ➞n. _____d_e_v_o__ti_o_n_________ 8. liberal adj. ➞ n. ____l_ib__e_r_ty_________ 3. minor adj. ➞n. ____m__i_n_o_r_i_ty_________ 9. assistance n. ➞ v. __a_s_s_i_s_t_________ 4. harmony n. ➞adj. __h_a_r_m__o_n_i_o_u_s_____ 10. special adj. ➞n. __s_p__e_c_ia__li_s_t_____ 5. reward v. ➞ adj. ___r_e_w__a_r_d_in__g______ 11. influence n. ➞adj. __in_f_l_u_e_n_t_ia__l ____ 6. noble adj. ➞adv. ___n_o_b_l_y____________ 12. inclusive adj. ➞v. ___in_c_l_u_d_e_______
高中英语选择性必修第二册Unit4BreakingBoundaries课后练习、课时练习
一、完形填空文章大意：这是一篇记叙文。
文章讲述了，一位老父亲和女儿在机场告别时的场景，这一幕深深触动了在旁边的作者，后面又讲述了这位老父亲和作者之间的一些交流，主要是解释了自己和女儿告别时所说的话的意思，文章用一句“I wish you enough (我希望你知足常乐)”贯穿全文，讲出了老父亲心里对于女儿的爱。
1. At an airport I overheard a father and a daughter in their last moments together. They had announced her plane’s_________and standing near the door, he said to his daughter, “I love you. I wish you enough.” She said, “Daddy, our life together has been_________enough. Your love is all I ever needed. I wish you enough, too. Daddy.” They kissed goodbye and she left.He walked over toward the window where I_________. I could see he wanted to cry. I tried not to disturb his privacy (隐私), but he_________me in by asking, “Did you ever say good bye to someone you love, knowing it would be forever?”. “Yes, I have”I_________. Saying that brought_________memories I had of expressing my love and appreciation for all my Dad had done for me. After thirty seconds of s ilence. “Forgive me for asking, but why is this a(n)_________good bye?” I asked. “I am old and she lives much too far away. The_________ is that her next trip back will be for my funeral,” he said. “When you were saying goodbye I heard you say, ‘I wish you enough’ May I ask what that means?” He began to_________．“That’s a wish that has been handed down from other generations. My__________usedto say it to everyone.” He paused for a moment and looked up as if trying to remember it in detail, he smiled even more. “When we said I wish you enough, we were wanting the other person to have a life filled with enough good thingsto__________them,” he continued and then turning toward me he shared the following as if he were reciting it from__________.“I wish you enough sun to keep your attitude__________. I wish you enough rain to appreciate the sun more. I wish you enough happiness to keep your spirit alive. I wish you enough pain so that the smallest joys in life appear much__________. I wish you enough gain to satisfy your wanting. I wish you enough loss to appreciate allthat you have. I wish enough Hellos to get you through the __________ ‘Goodbye.’” He then began to sob and walked away.1.A．arrival B．leaving C．delay D．landing2.A．more than B．or rather C．rather than D．less than3.A．sat B．worked C．hid D．travelled4.A．hated B．joked C．welcomed D．stared5.A．added B．replied C．doubted D．shouted6.A．back B．up C．down D．across7.A．forever B．enough C．family D．flight8.A．condition B．reaction C．news D．reality9.A．cry B．smile C．wish D．complain10.A．teachers B．friends C．children D．parents11.A．guide B．interest C．support D．find12.A．examination B．memory C．communication D．impression 13.A．sunny B．curious C．relaxed D．simple14.A．sadder B．lower C．closer D．bigger15.A．first B．lost C．only D．final二、阅读选择(阅读理解)文章大意：这是一篇说明文。
Unit4BreakingBoundaries单词教学课件高中英语选择性(3)
cope with
1. What do you do ___w__i_th_____ your pocket money? 2. How do you deal __w__i_th___ your spare/free time?.
relieve
relieve v. 缓解；减轻；换班→__r_e_l_ie_f__ n. 缓解；减轻 →_r_e_li_e_v_e_d____ adj. 宽心的；宽慰的
→__i_n__r_e_l_i_e_f_______ (词组)如释重负；松了一口气 →__to__o__n_e_'_s_r_e_l_i_e_f__________ (词组)令人宽慰的
harmonious
harmonious adj. 和睦的；融洽的→__h_a__rm__o_n__y__n. 和谐；和睦 →_i_n_h__a_rm__o__n_y__w_i_t_h_(词组) 与……和谐；与……和睦 →_o_u_t__o_f_h_a_r_m__o_n__y_w__i_th__(词组)与……不和谐；与……不和睦
1. We should live __in___ harmony with nature.
2. Let's society.
work
together
to
build
a
__________(harmony) harmonious
rewarding
rewarding adj. 有益(意义)的; 值得做的; 报酬高的;
2021高中英语Unit4Breakingboundaries预习新知早知道1选择性第二册
Unit 4 Breaking boundariesⅠ。
匹配词义a．单词匹配（）1.statistic A．n。
病房(）2。
priority B．adj。
极其重要的，必不可少的(）3.vital C．n。
人类（）4。
ward D．n。
统计数据(）5。
mankind E．n。
优先处理的事，当务之急［答案]1—5DEBACb．短语匹配（）1.not to mentionA．处在危险中（)2。
regardless of B．在他五十多岁时（)3.at risk C．更不用说（)4。
come to know D．不管；不顾(）5.in his 50s E．发觉；开始了解［答案]1—5CDAEBⅡ.默写单词1．boundary n.边界；分界线2．assist v.协助，帮助3．tackle v.处理，对付4．specialist n。
专家5．infectious adj。
传染性的6．clinic n。
诊所；门诊部7．twin adj.双胞胎的8．devotion n.奉献9．disinfect v。
为……消毒，给……杀菌Ⅰ。
语境填词at risk；disinfect;statistics；tackle；vital；boundary；ward；not to mention；devotion;priority1．According to official statistics the disease killed over 500 people.2．The government’s priority is to build more power plants.3．The government is determined to tackle inflation。
4．Reading is of vital importance in language learning.5．We always had to disinfect the vegetables in boiling water first。
Unit4BreakingboundariesDevelopingideas课文翻译及重点检测课件-
5．Mulan disguised herself as a man so she could fight on the battlefield
(战场)．
6．Only a small portion (一部分) of the budget is spent on books. 7．The former plan has been given up altogether (完全)since the new
trouble. 7．The civil war (内战) claimed a total of over 20,000 lives. 8．He does wholesale business, while his brother is engaged in
(从事于)
retail business.
statesmen in the early American history.
3．Finally, the two companies failed to negotiate a mutually (mutual)
acceptable new contract.
4．We can build a harmonious (harmony) society on condition that everyone
(《葛底斯堡演讲》——亚伯拉罕·林肯)
词汇
Ⅰ.重点单词 1．mount the stage 2．civil rights 3．civilian life 4．on the battlefield 5．a joint effort 6．mutual respect and understanding
develops in harmony with the people.(harmony)
外研版高中英语选择性必修第二册 Unit 4 Breaking boundaries 写作指导
.
⑥用such...that...合并句③和句④
His voyages are such a huge achievement that people still remember him as a pioneer in promoting cultural exchange between different countries around the world.
The person I respect There are many respectable people around us.As for me,my mother is the person I respect most.High school teacher,part-time writer and middle-aged housewife are just a few words that describe my mother.One reason why I admire her is the way she looks at success.In her opinion,success should be measured in various ways,rather than just by wealth,grades or fame,which frees me from the worries my peers are often burdened with.Talking with my mother is always a treat to me as it’s always inspiring and pleasant.I hope one day I will be a woman like her.
a pioneer in promoting cultural
2021高中英语Unit4Breakingboundaries导读话题妙切入选择性第二册
Unit 4 Breaking boundariesScience without borders, but scientists have borders。
—Pavlov 科学没有国界，科学家却有自己的祖国。
—-巴甫洛夫One thing I know: The only ones among you who will be really happy are those who will have sought and found how to serve。
-A.Schweizer 有一点我是知道的：在你们之中,只有那些愿意寻求发现如何为别人服务的人，才是真正幸福的.-—施威茨We can't all be heroes。
Somebody has to sit on the curb and clap as they go by.—W.Roger 我们不可能都成为英雄.总得有人在英雄走过的时候坐在路边鼓掌.——罗杰China's foreign assistance is disbursed under the Belt and Road Initiative and the framework of the Forum on China。
Africa Cooperation. With China’s help, the recipient countries have constructed a string of mainly infrastructure projects serving their national interest and people's livelihood。
Reducing poverty and improving living conditions have boosted the social and economic progress of these countries.Today it is common to hear the term “global village”used in everydayconversation.It is also common to hear someone say, “What the hell is the global village？” The global village is the idea that the world and i ts people form an interconnected social whole, a village of common interests and concerns，linked by global communication，media, and rapid international transportation。