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1、,Unit 1 The Changing World Topic 2 China has the largest population.东方二中 赵坤明,本课知识目标,European,population,seem,neither,either,increase,unless,couple,1.just,ever,never,already,yet,before,so far等用于现在完成时。2.倒装句。So can I.Neither can I 的用法 及 So it is.辨析。3.数词，分数，百分比,carry out,because of,fewer than,take place
2、 be short of,a couple of,call up,be known as,belong to,keep up with,China has a large population,so does India.I try on two shirts,but neither shirt fits me quite well.-Ann hasnt gone to Shanghai.-Neither have her parent.He has just come back from New York.So far,we have learned more than 2000 new w
3、ords.,一、知识目标详解 1.Word Study（重点词汇学习）European n.欧洲人.形容词 a.欧洲的.1).The lifestyle of Asians is quite different from that of Europeans.亚洲人的生活方式和欧洲人的生活方式大不相同。2).Have you ever been any European counties?你到过一些欧洲国家吗？,Population n.人口、居民UC。常用large/big/small 来修饰。作主 语时，谓语动词常用单数形式；针对人口数量的提问时，疑问词用what。1).The popula
4、tion of this country is large.这个国家的人口众多。,2).-Whats the population of the country?这个国家有多少人？-It has a population of 100 million.这个国家有一亿人口。3).The worlds population increases very fast.世界人口增长很快。4).The population of this country rose by 10 percent.这个国家的人口增长了百分之十。,seem v.连系动词，意思是“好像”、“似乎”、“看来好像”、“觉得似乎”。se
5、em表示说话人主观的判断或表示主语可能的情况。其常用结构如下：1).seem+(to be)+adj.(形容词)The maths problem seems to be very difficult to work out.这道数学题似乎很难解决 Everything seems easy.一切似乎很容易。,注意：seem后不定式的否定式习惯上用 dont 来代替，（放在seem 前），You dont seem to be quite nervous today.(=You seem not be quite nervous today.),2).seem+n.(名词)He seemed
6、an honest man.他看上去像是个老实人。This seemed to us an ideal plan.我们感到这是个完美的计划。3).seem+to do(不定式)He doesnt seem to like the idea.他似乎不太赞成这个想法。I seem to hear someone knocking at the door.我好像听到有人在敲门。,4).It seems that(从句）It seems that he is quite happy today.他似乎今天很快乐。It seems that their living conditions were no
7、t very good.他们的生活条件似乎不是很好。,either,neither either：“两者中的任何一个”，neither：“两者都不”，作主语时，都可单独使用，也可以与of连用，either，neither接谓语动词一般用单数形式，但这两者在口语中作主语时，其后的谓语动词也可以用复数。例如：Either(of them)is OK.(他们两个中)任何一个都行。Neither(of the answers)is right.这两个答案都不对。,作宾语,都可单独使用，也可以与of连用，放 在动词或介词之后。Here are two books.You can choose eithe
8、r one to read.这有两本书，你可以选择任何一本读。I like neither of the novels 这两本小说我都不喜欢。,作定语，either和neither后面接单数名词。There are a lot of trees on either side of the river 河的两边都有许多树。Neither boy is going there.两个男孩儿都不打算去那里。,相关链接：either 表示“也”时，用于否定句，放在句尾，通常用逗号隔开。I dont like him,and they dont like him,either.我不喜欢他，他们也不喜欢他。
9、He knows nothing about the matter,either.他也对此事一无所知。neither 表示“也不”时，其后的主谓语往往要 倒装。You did not see her，neither did I 你没有看见她，我亦未看见她。You wont go to Shanghai,neither will I 你将不去上海，我也不去。,increase vt.vi.增大;增加;增强 1).Travel increases ones knowledge of the world.旅游增进人对世界的了解。2).They have increased the price of
10、food again.他们又提高了食品的价格。3).In some cities，the population increases each year.在一些城市里，人口每年都在增加。,Increase构成的两个短语。1）increase to 增加到(多少),后常跟数字。The population has increased from 1.2milion to 1.8 million.人口已从 120万增长到了180万。The number of the students in our school has increased to 2600.我们学校的学生数量已增加到了2600人。,2）
11、increase by 增加了(多少)，后常跟百分比或倍数。The price of housing increased by 30%.住房价格增加了30%。Our pay has increased 3 times since 1978.自1978年以来，我们的工资增加了3倍。Foreign students in this university increased by five times.这所大学的外国学生增加了五倍。,unless conj.意为“除非如不”，unless=if not1).I shall go to the party tomorrow unless Im too
12、busy.如果我不太忙，明天将到晚会上去。2).We will have a picnic unless it rains tomorrow.如果明天不下雨，我们就去野炊。,3).I wont take part in the activity unless he asks me to do so.(同义句)=I wont take part in the activity if he doesnt ask me to do so.他要是不让我参加这项活动的话，我就不去了。,couple n.C 一对,一双。(作主语时谓语动词用单数）an old couple 一对老夫妇 The young
13、couple decided to start their tour next week.那对年轻夫妇决定下周开始旅游。,The old couple always walks in the neighborhood after dinner.这对老夫妇总是饭后在小区里散步。a couple of n.C 两个,三两个,一些,几个(作主语时谓语动词通常用单数);a couple of hours 几个小时,a couple of days 三两天,There is a couple of socks.这里有一双袜子 I have been a cold for a couple of days
14、.我已经感冒好几天了。They walked a couple of miles.他们步行了几英里。,2.Grammar Focus（重点语法学习）1.现在完成时（2）表示到现在为止已发生或完成的动作，其结果的影响现在依然存在。与 just,already（用语肯定句）,yet（用语否定句）never,ever,recently,before,so far,twice,three times等时间状语连用。,1).He has just come back from New York.他刚从纽约回来。2).I have seen the film already.我已经看过那部电影了。3).-
15、Has the train arrived yet?火车还没有到吗？4).I have never read such an interesting book like this before.我以前从没读过像这一样有趣的小说。,5).Our country has changed a lot recently.我们国家最近变化很大。6).-Have you ever spoken to a foreigner?-No never.你曾跟外国人讲过话吗？从来没有。7).So far,we have learned more than 2000 new words.到目前为止，我们已近学了两千多
16、个生词了。8).They have seen the TV play three times.这部电视剧他们已经看过三次了。,2.学习数词1).学习百、千，万，十万，百万，千万，亿,十亿等数词的读法，首先牢记：hundred，thousand，million，billion 百 one hundred 千 one thousand 万 ten thousand,十万 one hundred thousand 40万-4 hundred thousand 百万 one million 6百万-6 million 7百万-7 million 千万 ten million 8千万-80 millio
17、n 5千万-50 million 1亿 one hundred million 3亿-3 hundred million 十亿 one billion 13 亿-1.3 billion 65亿-6.5 billion,2).学习分数表达法:分子用基数词，分母用序数词，先读分子再读 分母。当分子大于1时分母的序数词+S。注意：两个固定分数表达。1/2-one half,1/4-one quarter,1/5-one five,2/3-two thirds,4/5-four fifths,3).百分表达法。用“percent”来表达百分比。5%-five percent 15%-fifteen p
18、ercent 75%-seventy-five percent 100%-one hundred percent,3.倒装句:So do I 与 Neither/nor do I So do I 为倒装句。表示前面提到的某种情况，后一句的主语也一样适合。意为“也同样。”其结构是：So+can/be/have/do/did等+另一个主语。1).China has a large population,so does India.2).He has ever been to Xian,so have I.3).The boy can work out the hard problem,so can
19、 the girl.4).Her mother cooks nice dishes,so does mine.,Neither/nor do I 也是倒装句。表示前面提到的某种否定情况，后一句的主语也一样不适合。意为“也不。”其结构是：neither+can/be/have/do/did等+另一个主语。,1).Tom doesnt know the matter,neither does Kangkang.2).I am not good at swimming,neither is my sister.3).He has never heard of the story,neither ha
20、ve I.4).We didnt arrive at the village because of the heavy snow,neither did they.,拓展：So he is/can/does/have 结构。注意：该句结构主语同前文提到的为同一个人。意为“他的确如此.”不用倒装句。1).-You enjoy western cultures？你喜爱西方文化？-So I do.的确如此！2).-The boy can swim across the wide river.-So he can.3).-How well she sings!-So she does.,二、知识梳理及
21、学法点拨1.Useful Phrases（短语集锦）1).迷路、走失 get lost2).发生 take place 3).给打电话 call up4).因为 because of 5).对人严格要求 be strict with,6).短缺 be short of 7).到目前为止 so far8).贯彻、执行 carry out9).增加到 increase to 10).增加了 increase by11).采取措施做某事 take measures to do,11).一些、几个 a couple of12).赶上 keep up with13).属于 belong to14).不到
22、、少于 fewer than,15).被称为，把叫做 be known as16).在方面很有效 work well in,三：链接中考1.(2010株洲）Great changes _place in Zhuzhou since 2008.A.have taken B.have been taken C.has taken 2.(2010漳州）He looks so happy.Maybe he _he won the first price.A.knows B.knew C.has known,A,C,3.(2010浙江义乌）-Have the students in Yushu retu
23、rned to school yet？-It is reported on TV that_.A.the weather is becoming better B.most of the factories were destroyed C.people have given lots of money to them D.all the schools have started lessons again,D,4.(2010四川眉山)-My brother will go to the library tomorrow-_.Shall we go together?A.So am I B.S
24、o do I C.So I am D.So will I,D,5.(四川眉山)-Which of these two sweaters will you take?-Ill take_.They look nearly the same,and I just need one.A.both B.either C.none D.all 6.(2010绥化)-Do you know_ the population of the world is.Dad?-I think its about 6.5 billion.A.what B.how much C.how many,B,A,7.(2010扬州
25、）-Could we play football in your playground,Sir?-No,_ you have the headteachers note.A.if B.unless C.because D.since,B,四：学后反思 本topic复习思路分四部分：1.重点词汇学习(Word study)词形转换与辨析2.重点语法学习(Grammar Focus)现在完成时(2)already、yet 用法 数词、分数、百分比的读法和写法。3.词组短语归纳(Phrases)4.专项练习(Practice),五：专项练习 Practice Bar A:用 either,neith
26、er 或so填空。China has a large population,_does India.I try on two shirts,but_ shirt fits me quite well.,so,neither,There are lots of high buildings on _side of the street.They havent been to Mount Ermei,_.-Ann hasnt gone to Shanghai.-_ have her parents.,either,either,Neither,B：用英语读出下列数词、分数、百分比。88，625,e
27、ighty-eight thousand,six hundred and twenty-five,two hundred and thirty-four thousand,five hundred and seven,234，507,7，230，000,seven million,two hundred and thirty thousand,12，503，617,twelve million,five hundred and three thousand,six hundred and seventeen,532，876，957,five hundred and thirty-two mil
28、lion,eight hundred and seventy-eight thousand,nine hundred and fifty-seven,6，878，921，815,six billion,eight hundred and seventy-eight million,nine hundred and twenty-one thousand,eight hundred and fifteen,1/2 1/4 2/3 1/5 3/7,10%21%13%65%100%,one(a)half,one(a)quarter,two thirds,one fifth,twenty-one pe
29、rcent,sixty-five percent,one hundred percent,thirteen percent,ten percent,three sevenths,C:用 already,yet,never,ever,just,so far或 before填空。Kates never seen Chinese films_.-Mum,may I go out and play basketball?-Have you finished your homework _?The No.213 Fight hasnt arrived_.,before,yet,yet,He has_ b
30、een to the city so he know nothing about it._,they have finished half of the work.-Have you_ read the novel written by Hanhan?-No,_.Where have you been_?I have been to the teachers office.He has _ sent an e-mail to his friend in the USA.,never,So far,ever,never,just,already,Thank you for listening!,
