高二册Unit16.ppt

1、Unit 16The United States of America,(2009西城5月抽样)随着首都市民环保意识的增强及政府各项措施的落实，北京的空气质量得以明显提高。请据此并参照图示写一篇简报。其中应包括：空气质量变化情况；变化的原因(如：绿化、减少污染的措施等)和对今后的展望。 注意：1文章开头已给出。 2词数不少于60。,Beijing started the Blue Sky Project in 1998, when the city saw only 100 days of blue skies but 141 heavily polluted days._ _,参考答案 Be

2、ijing started the Blue Sky Project in 1998, when the city saw only 100 days of blue skies but 141 heavily polluted days. With the efforts of the Beijing government and citizens over these years, the air condition of the city has gradually improved. The number of blue skies climbed to 229 in 2004 whi

3、le the heavily polluted days were greatly reduced to 17. The progress continued each year with an increase of 57 good days and decrease of 812 bad air days until the end of 2007, though there was an exception in 2006 with 24 days heavily polluted.,The changing numbers are due to the fact that people

4、 become more and more aware of the enviroment around them. In addition, the government has continued with its measures. Air quality monitoring traffic control and tree planting are just some of the ways to improve the conditions. We believe that the city will see more blue skies and fewer airpollute

5、d days in 2008 and thus ensure a “Green Olympics”. More people will be able to enjoy the blue skies in Beijing.,.重点单词 1_(vt.)供给；供应 (n.) 供给(量)；(常用复数)供应 品；生活用品 2_(adj.) 普遍的；分布广的 3_(n.) 首领；上司 (adj.) 主要的；最高级别的 4_(vi.) 坚持 5_(adj.) 徒劳的；徒然的,6_(n.) 不公平；非正义 7_(n.) 牺牲 (vt.) 牺牲；奉献；把做祭品 8_(n.) 动乱；骚动；不安 9_(n.) 进

6、入许可；进入；词条 答案 1supply2.widespread3.chief4.insist 5vain6.injustice7.sacrifice8.unrest 9entry,.词汇拓展 1willing_(adj.反义词)不情愿的 2resist_(adj.)抵抗的，有抵抗力的_(n.)抵抗 3reconstruction_(vt.)重建，再建 4unemployment_(adj.)失业的_(vt.)雇用 5greedy_(n.)贪婪 6entry_(vt.)进入，进来,答案 1unwilling2.resistant; resistance 3reconstruct4.unempl

7、oyed; employ 5greed6.enter,.重点短语 1in _ 转而；反过来；轮流 2_ sale 出售；减价 3put _ 出版；生产；扑灭；关掉 4_ a result 结果 5insist _ 坚持(做) 6leave _ 不打扰；不理会 7leave _ 留下 8_ a chance 碰运气；冒险 9be _ to do sth. 决心做某事,10_ vain 徒劳；白辛苦 11a series _ 一系列的 12burn _ 烧毁 13drive _ 驱逐，赶走 答案 1turn2.on3.out4.as5.on6.alone 7behind8.take9.determ

8、ined10.in 11of12.down13.off,.重点句型 1While early settlers had killed bison for food, now the killing became more widespread. 尽管早期的移民杀北美野牛是为了获取食物，但现在宰杀变得更为广泛了。 2Between 1850 and 1910 the bison population is thought to have fallen from 60 million to just a few hundred. 人们认为从1850年到1910年北美野牛的数量已经从六千万头降到仅几

9、百头。,.重点语法 Review Nonfinite Verbs 2(复习非限定动词2),.词汇聚焦 1entry C，U进入 ，加入；记入(列入)的条目，项目C大门，入口；参加竞赛的人或物 思维拓展 entry into进入，加入 make an entry in在中记录 entry form参赛表格 judge the entries in the childrens painting为儿童绘画比赛的参赛作品做评判,On the _ of Tom, he found at the _ of the hall, many people were _ the _ examination. A.

10、 entrance; entry, entering; entry B. entry; entrance; entering for; entrance C. enter; entering; entry; entry D. entry; entry; entering into; entry 解析：on the entry of Tomon Toms entry(汤姆一进入)；at the entrance指在“入口处”；enter for意为“报名参加”；the entrance examination意为“入学考试”，指“就业，就职”时，用entrance。 答案：B,2resist v

11、. 抵抗，反抗；抵挡，保持原状；忍住，顶住n. resistance 思维拓展 resist invasion抵抗侵略 resist temptation抵制诱惑 cant/couldnt resist doing sth.禁不住干某事 resist disease抵抗疾病 resist doing sth.抵制干某事,The government are resisting the nurses wage demands. Lack of proper nourishment reduces their power to resist disease.,Although a teenager

12、, Fred could resist _ what to do and what not to do. A. tellingB. being told C. to tell D. to be told 解析：resist后跟动名词，不跟不定式。由题意知：“尽管弗瑞德才十几岁，但他也会反抗别人的颐指气使。”此处应该表被动含义。 答案：B,3former adj. 以前的(早些时间)；(刚提到的两人或两物中)前者，在前的 思维拓展 ones former wife前妻 in former times从前 the former.the latter.前者后者,指点迷津 former和latter均

13、属于无比较级的形容词，former的副词形式为formerly; latter的副词形式为latterly。 He made us laugh all the evening; he seemed more like his former self. Of the two possibilities, the former seems more likely. If offered red or white, Id like the latter.,Of the two books, I prefer the _. A. late B. later C. latter D. lately 解析

14、：由空格前的the可知，此处应表示名词意义。A项为adj.或adv.；B项为late的比较级，为adv.；C项与the连用可以表示“后者”；lately为adv.。 答案：C,4leave v. 思维拓展 leave sth. for sb.把某物暂时托付给某人 leave sth. to sb.把某物留给某人 leave sb. sth.(接双宾语) leave.open让开着 leave alone不理会，不管 leave.as it is/as they are任其自然 leave sb./sth. doing让不停地做某事,We have done things we ought no

15、t to have done and _ undone things we ought to have done. A. left B. leave C. will leave D. leaving 解析：此处所选动词是与前面we have done并列的谓语，即leave.undone的现在完成时形式。 答案：A,5chance n. 机会，可能性 vi.碰巧 思维拓展 by chance偶然地 get a chance得到一个机会 take a chance冒险、趁机 a chance chance to do sth.碰巧做某事,指点迷津 chance与opportunity chanc

16、e侧重于偶然或侥幸得到的机会。 opportunity尤其指符合人们意愿的机缘。如： Have you got a spare stamp by any chance? 你碰巧有多余的邮票吗？ Its a good opportunity for me to practice speaking English with them. 对于我来讲，这是一个和他们练习英语会话的好机会。,Unluckily, I never had the _ to hear him play the violin. A. opportunity B. occasion C. possibility D. chanc

17、es 解析：opportunity指“合乎人愿的机会”；occasion指“适宜的时机”；possibility指“可能性”；chance指“偶然的机会”。 答案：A,6greedy adj. 贪心的，贪婪的；渴望的，一心想要的 思维拓展 with greedy eyes以贪婪的目光 be greedy of gain贪财 be greedy of honour贪慕名誉 be greedy for power/fame渴望权力/名声 be greedy to do sth.急于干某事 be greedy for/after/of渴望干 be eager to do sth.热心干，急切干 be

18、 eager for/after/about渴望；渴求,Dont be so greedyleave some of the food for the rest of us. The hungry boy looked at the cakes with greedy eyes. They were eager to know how wise or foolish their friends and neighbours might be.,.短语突破 1avoid doing 思维拓展 avoid sth.避免某事 avoid doing sth.避免做某事 n. avoidance,指点

19、迷津 英语中，非谓语动词作宾语时，通常用动名词作宾语的词(组)有：avoid, admit, delay, practise, risk, enjoy, escape, excuse, finish, forgive, mind, stand, miss, imagine, suggest, devote.to, give up, insist on, look forward to, get down to, put off, stick to, be used to, be worth, feel like等。 用动名词作宾语，和用不定式作宾语补足语的动词有：allow, advise,

20、forbid, permit, consider, suppose等。 To avoid the city centre, turn right here. Nuclear is to be avoided at all costs. He tried to avoid answering my questions.,I dont mind _ the decision as long as it is not too late. A. you to delay making B. your delaying making C. your delaying to make D. you del

21、ay to make 解析：mind与delay后均不能跟不定式作宾语，故可排除A、C、D。 答案：B,2o pieces 思维拓展 o pieces把撕成碎片 tear oneself away依依不舍地离开 tear down推倒(尤指建筑物)；拆毁 tear up撕毁，撕碎 tear off扯掉,She tore his letter into little pieces. Several trees were torn up in last nights storm. Our roof was torn off by the hurricane. He

22、had to tear himself away from the party to prepare for the coming party.,The magician _ a 5 note and then made it whole again. A. tore down B. tore off C. tore into D. tore up 解析：本句含义为“魔术师把一张五英镑钞票撕碎，然后又使钞票恢复原样。”A为“推倒，拆毁”；B为“扯掉”；C为“痛打”；D为“撕碎，撕毁”。 答案：D,3attend the sick照料病人 思维拓展 attend the meeting参加会议

23、attend the class上课，听课 attend on/upon照料，看护 attend to注意，专心,指点迷津 attend, join, join in与take part in attend指参加会议、上课、上学、听报告等； join指加入某组织、团体，成为其中的一员； join in指参加某种活动；表示与某人一起做某事则用join sb. in； take part in指参加群众性活动、会议，往往指参加并持积极态度，起一定作用。 Please let us know if you are unable to attend the conference. The queen

24、had a good doctor attending on her. Excuse me, but I have an urgent matter to attend to.,Would you like to _ us in celebrating Johns return from Africa tonight? Id like to, but I have to _ a meeting. A. join; attend B. attend; join C. take part in; attend D. join; join in 解析：join us in celebrating J

25、ohns return“和我们一起庆贺约翰的归来”；attend a meeting“参加会议”。 答案：A,4put out使熄灭；发行，出版；使恼怒，使心烦意乱 思维拓展 put on穿上，戴上；演出；增加，提高 put ones mind to把心思用在上 put aside储存；备用；把撇开不理 put away把收起来 put back拖延，延误；把(钟表)拨慢 put down镇压，控制；写下，记下；使着陆 put forward提出，建议 put off推迟，使延期 put up盖起，搭起；张贴；增加,The forest guards often find campfires

26、that have not been _ completely. A. put away B. put out C. turned down D. turned over 解析：A“收拾，整理”；B“扑灭”；C“拒绝，关小”；D“翻转”。野营的火只能用扑灭。 答案：B,5shoot.to death击毙某人 思维拓展 beat sb. to death打死某人 sentence sb. to death判处某人死刑 put sb. to death处死某人 shoot sb. to death击毙某人 frighten sb. to death吓死某人,work to death累死 star

27、ve to death饿死 fight to death战斗到底 be burned to death烧死 be frozen to death冻死 be tired to death极度疲劳 be sick to death病危,Hundreds of animals were burned _ in the forest fire, only a few escaping death. A. at death B. in death C. by death D. to death 解析：由题干中only a few escaping death可知“许多动物在森林大火中被烧死”。此处应为b

28、urn sb./sth. to death。 答案：D,6in honour of为纪念；出于对的敬意 思维拓展 in honour of sb./sth.in sb.s/sth.s honour 出于对某人/物的尊敬 with honour for为争光 show honour to sb.向某人表示敬意 have honour 很荣幸地做某事 on ones honour用名誉担保 pay/give honour to向致敬 honour sb./sth. with向某人/物致敬；给某人荣誉,指点迷津 honour除了作为抽象名词使用，表示“荣誉，敬意，崇敬，气节，名誉”等外，还可以用作单

29、数，此时可以与不定冠词连用。如： Hes an honour to the school.他是学校的光荣。,On their arrival, they found the people suffering the quake were _ food and water supplies. A. in praise of B. in honour of C. in face of D. in want of 解析：考查介词短语。题意为：受地震灾害的人们缺乏食品和饮水供应。in want of“缺乏”；in praise of“表扬”；in honour of“纪念”；in face of“面临”。 答案：D,.句型归纳 1While early settlers had killed bison for food, now the killing became more widespread.尽管早期的移民杀北美野牛是为了获取食物，而现在宰杀变得更为广泛了。 while在该句中作连词使用，表示“尽管”。又如