【课件】仁爱版九年级上册Unit 1 The Changing World Topic 2 课件 （42张）

1、Unit 1 The Changing WorldTopic 2 The population in developing countries is growing faster.单元知识整合预复习课件一、词汇拓展记忆1probably _ (形容词)2luckily_ (形容词名词)3Russia_ (俄罗斯的，俄罗斯人)4social_ (名词)5natural _(名词)6bad_(比较级最高级)7difficult_(副词名词)probablelucky luckRussiansocietysocietyworse_ _worst_differently difference二、重点词

2、组短语1走失，迷路2给某人打电话 3讨厌做某事 4发展中国家5发达国家6而且7执行get /be lost，lose ones waycall sb.up/make a telephone callhate to do sth/doing stha developing countrya developed countrywhats morecarry out8“全面二孩”政策9世界上10采取措施做某事11幸亏，由于12到目前为止13超过14满足人们的日常需求15越来越糟糕16玩得高兴two-child policyin the worldtake measures to do sth.tha

3、nks toso farmore thansatisfy peoples daily needsworse and worsehave fun二、重点词组短语三、知识点解析1Have you found him yet? 你还没有找到他？yet adv.还，仍I havent received a letter from him yet.我还没有收到他的信呢。(1)yet一般用在疑问句和否定句中，通常置于句末，为了强调也可直接放在否定词之后；(2)already通常用在肯定句中，放在行为动词前，助动词或be动词后，也可放在动词及其补足语之后。【即学即练】Are you ready?Not _.

4、AalreadyBreadyCyetThey havent finished the work _ so far.AalreadyByetCneverCB知识点解析2I really hate going to a place like that.我真的讨厌去那样的地方。我真的讨厌去那样的地方。So do I我也是。我也是。He can play basketball.他会打篮球。So can I我也会。(1)结构为“sobe 动词/情态动词/助动词主语”表示“某人也”，属于倒装句。两句的主语应是不同的两人(或物)，be 动词/情态动词/助动词在时态上应和前一句保持一致，单复数应该与其后面的主

5、语一致；如果表示否定的内容，用neither或nor放在句首。知识点解析He is a student.他是个学生。_我也是。Tom can dance.汤姆会跳舞。_.玛丽也会。She likes English.她喜欢英语。_.他们也喜欢。I didnt read the notice on the blackboard.我没有看黑板上的通知。_.露西也没有。知识点解析So am ISo can MarySo do theyNor did Lucy(2)“so主语 be 动词/情态动词/助动词”意为“的确如此”，表示强调，前后两句主语是同一人(或物)，知识点解析Its a hot day

6、today.今天天气很热。_.的确如此。John studies English well.约翰英语学得很好。_.的确如此。So it isSo he does【即学即练】We saw the film last week. _ (他们也是)I have never been abroad._(他也没去过)So did theyNeither has he知识点解析3.Whats the population of the USA? 美国有多少人口？美国有多少人口？(1)population “人口”，不用many、a few修饰，可用large、small等词修饰，问“多少人口”用what提

7、问；population作主语时，其谓语动词用单数。(2)increase by 意为“增加了、增长了”。知识点解析这座城市的人口有50万。This city has a population of 500,000.【即学即练】_ is the population of your hometown? About 20,000.AHow muchBHow manyCWhat人口正在以每年八千万的幅度增长。The population_ 80 million every year.Cis increasing by4It has already reached 1.37 billion，and

8、India is second with 1.31 billion.它它(中国人口中国人口)已达到已达到13.7亿，印度有亿，印度有13.1亿位列第二。亿位列第二。reach v实现；达到；够得着；到达知识点解析本次航班即将到达肯尼迪国际机场。Were reaching JFK International Airport soon.【拓展】reach，arrive，get用法辨析(1)reach是及物动词，后面可直接接宾语，它有“到达”的意思，还有“够得着某物”的意思，包含“伸手”到“触及”之间的过程。如：知识点解析Can you reach the key on the top shelf？

9、你能够得着架子最上面的钥匙吗？知识点解析(2)arrive是不及物动词，重点在到达的场所(即目的地)上，强调已经抵达这个结果，要表示到达的地方时，后面需加介词in(指到达大地方)或at (指到达小地方)；(3)get是不及物动词，重点在出发的场所(即起点上)，表示在抵达目的地之前一直处于移动状态。常和to 构成动词短语。 知识点解析【即学即练】His mother _ in Beijing yesterday.AgotBarrivedCreached When did you _ to Shanghai?AgetBarriveCreach BA知识点解析How did you _ the vi

10、llage?AgetBarriveCreach I can just _ the apples on the top branch.Aget toBarrive inCreachCC知识点解析5About one fifth of the people in the world live in China.大大约五分之一的世界人口住在中国。约五分之一的世界人口住在中国。(1)分数的构成：分子用基数词，分母用序数词；如果分子大于1，表示分母的序数词要加上“s”；(2)主语中有分数作定语时，其谓语动词的单复数形式取决于主语的名词。About two thirds of the students i

11、n the class ride to school every day.班里大约三分之二的学生每天骑自行车上学。知识点解析【即学即练】About _ of the students attend the meeting.Athree fifthBthree fifthsCthird fives 世界上大约一半的人口住在亚洲。About _ _ the worlds population live in Asia.Bhalf of知识点解析6Thanks to the policy，China is developing quickly.幸亏这政策，中国快速发展。幸亏这政策，中国快速发展。th

12、anks to幸亏；由于；因为Thanks to In Search of Roots，I am beginning to understand my Chinese roots and who I am.多亏了寻根节目，我才开始了解我有中国根，知道了我是谁。知识点解析(1)thanks to “由于；幸亏”，短语介词，后接名词、代词，强调感谢的对象；(2)thanks for “因而感谢”，客套用语，thanks相当于thank you。后接名词或动词-ing，强调为何而感谢。知识点解析【即学即练】_ the new computer，travellers at the offices of

13、 CAAC can now buy their air tickets much faster.ABecauseBThanks forCThanks toDSinceCould you come to my party on Sunday?Sorry，I cant，but _ inviting me to your party.Athank you for Bthanks toCthank you toCA知识点解析7By the way，have you ever been to the cinema nearby? 顺便问下，你是否曾经去过附近的电影院？顺便问下，你是否曾经去过附近的电影院

14、？by the way顺便一说；附带说说By the way，whats your hobby？顺便问一下，你的爱好是什么？(1)by the way意为“顺便一说；附带说说”，多用于句首，为插入语，常用于交谈中引出题外的话语或问题；知识点解析(2)on the/ones way后面一般接to，再接地点，意为“在某人去某地的路上”；(3)in the/ones way挡道；妨碍别人。【即学即练】我在去学校的路上遇到了我的老朋友。I met my old friends _ _ _ _ school.onmywayto知识点解析Many teenagers have hobbies.But so

15、metimes these hobbies can get _ of schoolwork.Aon the wayBby the wayCin the wayDout of the way顺便问一下，你的下一个目标是什么？_ _ _，what is your next goal?CBytheway知识点解析8What should the government do to offer more job opportunities? 政府应该做什么来提供更多的就业机会？政府应该做什么来提供更多的就业机会？offer v提供(东西或机会)；主动提出They offered a new propos

16、al.他们提出了新的方案。【拓展】表示“提供”的几种表达：(1)provide sth.for vide sb.with sth.(2)give sb.sth.give sth.to sb.知识点解析(3)offer强调“主动提供”offer sb.sth.offer sth.to sb.例如，I hope you can provide me with some information about the kinds of vacations that your firm can offer.我希望你们可以向我提供一些你们公司能够提供的有关各种度假方面的信息。知识点解析【即学即练

17、】The young man _ an old man his own seat.Aafforded Bprovided CofferedThe young man offered his own seat _an old man on the bus.Ato Bfor Cwith CA知识点解析现在完成时(二)【要点1】表示过去发生的动作对现在造成的影响或结果，如：I have just finished my homework.Have you ever eaten French cheese?【要点2】现在完成时常与already, yet, just, never, ever, bef

18、ore，recently，so far等词连用。Have you ever heard of the story?No, not yet.I havent seen him before.1【2020福建】Han Mei，a good friend of mine，_ me a lot with my English in the past three years.Ahelps BhelpedChas helped【答案】C【解析】选C。考查动词时态。根据句意和句中的时间状语“in the past three years”可知，这句话说的是三年前持续到现在的动作，应用现在完成时。helps为

19、一般现在时；helped为一般过去时；has helped为现在完成时。故选C。2【2020天津】The book is popular._ you_ it yet?Yes，I have.AAre；readingBWere；readingCHave；read DWill；read【答案】C【解析】选C。根据问句句尾的yet及答句“Yes，I have.”可知问句要用现在完成时。Are；reading构成现在进行时；Were；reading构成过去进行时；Have；read构成现在完成时；Will；read构成一般将来时。故选C。 3【2020宜昌】How about the third sea

20、son of documentary Aerial China(航拍中国)?Great.I_ it twice.AwatchedBwatchCwill watchDhave watched【解析】选D。考查时态。根据句意理解及空格后的twice可知，这里表达的是“已经看过两遍了”，所以应用现在完成时。watched是过去时态；watch动词原形是一般现在时态；will watch是一般将来时；have watched是现在完成时。故选D。4【2020咸阳】Project Hope celebrated its 30th birthday in 2019Yeah.It_ children fro

21、m poor families the chance to go to school since 1989AofferedBhas offeredCis offeredDis offering【答案】B【解析】选B。考查动词的时态。根据“since 1989”可知应该用现在完成时。offered为动词的过去式；has offered为动词的现在完成时；is offered为动词的一般现在时的被动；is offering动词的现在进行时。故选B。 5【2019武汉】I ate some fruit，which I _ since I was a child，and the vegetables

22、from my garden.Ahave enjoyedBenjoyedCenjoyDhad enjoyed【答案】A【解析】选A。根据句意“我吃了一些我从小就喜欢的水果”，表示自还是孩子以来到现在一直喜欢，应该用现在完成时态。选项A是现在完成时；选项B是一般过去时；选项C是一般现在时；选项D是过去完成时。故选A。6【2020达州】It was the Dragon Boat Festival last Sunday.I drove to the Lianhua Lake to watch the boat races.How exciting! _，but I didnt see you t

23、here.ASo I didBSo did ICSo do I DNeither did I【解析】选B。考查倒装句。根据后文“but I didnt see you there”，可知说话者是也去了，表示肯定，排除D；根据固定用法so助动词主语，意为“某人也一样”，再根据上文动作发生在过去，可知此处助动词用did。故选B。7【2020黑龙江】I have never been to Hawaii.What about Mike?_.ASo has he BNeither he has CNeither has he【答案】C【解析】选C。So has he.“他也去过”，应用于肯定句中； N

24、either has he.“他也没去过”。句中“I have never been to Hawaii”是否定形式，答语中的说话人是Mike，主语发生了变化，应用Neither倒装结构，表示“另一人也没有”，Neither be/情态动词/助动词主语。故选C。9【2020丹东】Tom is always ready to help others._.He often helps me with my English.ASo he isBSo he doesCSo is heDSo does he【解析】选A。考查强调句。So he is他的确是这样；So he does他的确是这样，这两项表示所谈为同一人或物，说话者表示同意前者的观点，意为“的确如此”，常用so主语助动词；So is he他也是；So does he他也是，这两项表示前者所说的主语和后者所说主语的情况一样，所谈到的是两个人或物，意为“他也是这样”，常用结构用so助动词主语；根据“He often helps me with m