1、Language pointsBook 4 Unit1 课堂篇学习理解1.vital adj.必不可少的;极其重要的;充满生机的【教材原句】Artemisinin has become a vital part of the treatment for malaria,and is thought to save 100,000 lives a year in Africa alone.青蒿素已成为治疗疟疾的重要组成部分,仅在非洲一年就可以挽救10万人的生命。【词汇精讲】vital adj.必不可少的;极其重要的;充满生机的These measures are vital to nationa
2、l security.这些措施对国家安全很重要。Reading is of vital importance in language learning.阅读在语言学习中至关重要。课堂篇学习理解【词汇拓展】It is vital that you keep accurate records when you are self-employed.自主经营者要准确记录账目,这十分重要。Skillful employees are vital to/for the success of any company.熟练的雇员对任何公司的成功都极为重要。课堂篇学习理解to obeyto/for(should
3、)mind课堂篇学习理解mitted adj.尽心尽力的;坚定的;坚信的【教材原句】Tu Youyou,a committed and patient scientist,was born in Ningbo,China,on 30 December 1930,and graduated from Peking University Medical School in 1955.屠呦呦,一位忠于职守、有耐心的科学家,1930年12月30日出生于中国宁波,1955年毕业于北京大学医学院。【词汇精讲】committed adj.尽心尽力的;坚定的;坚信的Tom is a committed mem
4、ber of our football team.汤姆是我们足球队忠于职守的队员。China is committed to peace,development and cooperation in international affairs.中国在国际事务中一贯致力于和平、发展与合作。课堂篇学习理解【词汇拓展】课堂篇学习理解I have committed myself now and cannot draw back.我已经做了承诺,无法反悔。He committed himself to the cause of education.他投身于教育事业。课堂篇学习理解tomyselfcom
5、mitted课堂篇学习理解3.evaluate vt.评价;评估【教材原句】Her team examined over 2,000 old medical texts,and evaluated 280,000 plants for their medical properties.她的团队查阅了2,000多份旧的医学文献,并对28万株植物的医学特性进行了评估。【词汇精讲】evaluate vt.评价;评估Our research attempts to evaluate the effectiveness of the different drugs.我们的研究试图评估不同药物的有效性。I
6、t is widely acknowledged that students should be evaluated in terms of overall quality.人们普遍认为应该从综合素质的角度来评价学生。课堂篇学习理解重点词汇重点句式随堂练习【词汇拓展】课堂篇学习理解to evaluateevaluatedevaluation课堂篇学习理解4.obtain vt.(尤指经努力)获得;赢得vi.(规章、习俗等)存在;流行【教材原句】They then tried boiling fresh wormwood,and using the liquid obtained from th
7、is to treat malaria,but this did not work either.然后,他们尝试煮沸新鲜的青蒿,并使用从青蒿中获得的液体来治疗疟疾,但这也不起作用。【词汇精讲】obtain vt.(尤指经努力)获得;赢得vi.(规章、习俗等)存在;流行I havent been able to obtain that record anywhere.我到处都没买到那张唱片。Conditions of extreme poverty now obtain in many parts of the country.目前,该国许多地区处于赤贫状态。课堂篇学习理解重点词汇重点句式随堂练
8、习【词汇拓展】Further information can be obtained from head office.可以从总公司获得进一步的信息。The results are obtained through repeated experiments.结果是通过反复试验获得的。课堂篇学习理解to obtainhad obtained课堂篇学习理解5.acknowledge vt.承认(属实、权威等);(公开)感谢defeat n.失败;挫败vt.击败;战胜【教材原句】However,Tu Youyou would not acknowledge defeat.然而,屠呦呦不承认失败。【词
9、汇精讲1】acknowledge vt.承认(属实、权威等);(公开)感谢The driver acknowledged my instructions but did not move off.司机知道了我的指示,但是没有动。He was acknowledged for his long service with the company.他因在公司服务多年而受到了感谢。课堂篇学习理解【词汇拓展】She is usually acknowledged to be one of our best artists.她是我们公认的最好的艺术家之一。It is widely acknowledged
10、 that the film is instructive and full of emotion.大家普遍认为这部电影具有教育意义,并且充满情感。【温馨提示】acknowledge表示“承认做了某事”,其后可接动词-ing形式,也可接that从句,但通常不接不定式。acknowledge后虽不能接不定式作宾语,但可接不定式作宾补。课堂篇学习理解was defeateddefeated课堂篇学习理解【词汇精讲2】defeat n.失败;挫败vt.击败;战胜If we coordinate our efforts we should be able to defeat the enemy.如果能
11、将我们的努力协调一致,我们就能够击败敌人。In victory and defeat,the Olympics are a platform for personal and national glory.胜利和失败,奥林匹克就是实现个人和国家荣誉的舞台。课堂篇学习理解【易混辨析】Our basketball team beat Class Three last week.我们班的篮球队上周战胜了三班。By her hard work,she won herself a place in the school team.在刻苦训练下,她在校队里赢得了一席之地。课堂篇学习理解6.insist v
12、i.&vt.坚持;坚决要求【教材原句】Tu Youyou and her team members even insisted on testing the medicine on themselves to make sure that it was safe.屠呦呦和她的团队成员甚至坚持要在自己身上测试这种药,以确保它的安全性。【词汇精讲】insist vi.&vt.坚持;坚决要求,通常和介词on连用,后接动词时要用动词-ing形式。She insisted on going to the cinema alone.她坚持自己去看电影。My friend insisted on my go
13、ing to her birthday party.我的朋友坚持让我参加她的生日聚会。课堂篇学习理解【词汇拓展】(1)表示“坚持认为,坚持说”,后跟宾语从句用陈述语气;(2)表示“坚决要求,坚决主张”,后跟宾语从句用虚拟语气,谓语动词要用“(should+)动词原形”,should可以省略。The woman insists that her husband is an honest man and cant do it.那位女士坚持说她丈夫是个诚实的人,不会做那件事情的。We insisted that he(should)finish the work himself.我们坚持让他自己完成
14、这项工作。课堂篇学习理解(should)be madedoingsupported课堂篇学习理解1.Later,the medicine was tested on malaria patients,most of whom recovered.后来,用这种药物在疟疾患者身上做试验,大部分患者都康复了。【句式剖析】本句是一个含有非限制性定语从句的复合句。主句是the medicine was tested on malaria patients,most of whom recovered是“不定代词+of+关系代词”引导的定语从句。“不定代词/数词/名词+of+关系代词”引导的定语从句在关系
15、分句中作主语,说明整体中的一部分。She has written many articles,some of which are intended for students poor in English.她写了许多文章,一些是专为英语差的学生写的。课堂篇学习理解【温馨提示】当先行词指人时,关系代词用whom;先行词指物时,用which。The newly-built caf,the walls of which are painted light green,is really a peaceful place for us,specially after hard work.新建的咖啡馆,
16、墙粉刷了淡淡的绿色,对我们来说真的是一个安宁的地方,尤其是在劳累的工作后。The settlement is home to nearly 1,000 people,many of whom left their village homes for a better life in the city.这里居住着将近1 000人,他们中的许多人都离开家乡去城市追求更好的生活。课堂篇学习理解whomwhich课堂篇学习理解all of whom课堂篇学习理解2.Upon hearing that she had been awarded the Nobel Prize,she said,“The
17、honour is not just mine.”当听到自己被授予诺贝尔奖时,她说,“荣誉不只是属于我自己的。”【句式剖析】在本句中,she said,.是主句,that引导的句子作hearing的宾语。Upon hearing.是“upon+动词-ing形式”构成介词短语,在句中作时间状语。upon还可换为介词on,表示一件事情紧接着另一件事情发生。这种用法常见于正式文体中,根据语境,可翻译为“当时;一就”。Upon graduating from college,he first worked as a teacher,and then in a government office.他一毕业,先当了老师,后来在政府部门工作。Upon hearing that he had won the lottery,the man laughed heartily.当知道自己中彩票时,这个男人开怀大笑。课堂篇学习理解【句式拓展】有时也可用“upon/on+名词”形式表达相同的意思。On his return from his vacation,he began writing his first novel.他休假回来后,就开始写他的第一部小说。课堂篇学习理解leavingreceiving课堂篇学习理解Uponarriving
