人教版英语九年级上册Unit 6 When was it invented 单元复习课件(共56张PPT).pptx

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1、-Unit 6When was it invented?单元知识盘点项 目知 识 内 容常用短语be used for.被用来 have a point 有道理the style of.的款式 by accident 偶然；意外地take place 发生；出现 without doubt 毫无疑问；的确项 目知 识 内 容常用短语all of a sudden 突然；猛地 drinking water 饮用水fall into 落入；陷入 less than 少于；不超过some time 一段时间 over an open fire 在户外的火上项 目知 识 内 容常用短语at the s

2、ame time 同时 by mistake 错误地；无意中in the end 最后；终于 divide.into 把分开more and more 越来越多的 look up to 钦佩；仰慕项 目知 识 内 容经典句型1.When was the telephone invented?电话是什么时候被发明的？2.It is said that a Chinese ruler called Shen Nong was the first to discover tea as a drink.据说一位叫作神农的中国统治者最早发现了茶可以饮用。项 目知 识 内 容经典句型3.The tea t

3、rade from China to Western countries took place in the 19th century.从中国到西方国家的茶叶贸易出现在19世纪。4.Its used for serving really cold ice-cream.它是用来盛非常凉的冰激凌的。项 目知 识 内 容经典句型5.George wanted to make the customer happy.乔治想让顾客高兴。6.It is believed that the first basketball game in history was played on December 21,1

4、891.人们认为历史上的第一场篮球比赛是在1891年12月21日举 行的。项 目知 识 内 容经典句型7.At the same time,they need to stop the competing team from getting the ball into their own basket.同时，他们需要阻止竞争对手把球投进他们自己的篮筐里。项 目知 识 内 容语法点睛一般过去时被动语态结构是“was/were+及物动词的过去分词”。课文再现(Section B 2b)Basketball was invented by a 1._doctor named James Naismit

5、h.He created a game to beplayed inside on a 2._.Players on the same team must work together to get the ball in the other teams 3._and 4._the competing team 5._getting the ball into their own basket.Canadianhard floorbasketstopfrom课文再现(Section B 2b)Today,basketball is played by more than 6._ people i

6、n over 200 countries.Although Americas 7._games are the most famous,the 8._games are becoming more popularin 9._.Many young people 10._ becoming basketball stars.100 millionNBACBAChinadream of-Unit 6When was it invented?单元专题聚焦解析巧巧品品语语法法语法精讲一般过去时的被动语态命题情报一般过去时的被动语态是历年中考重点考查的语法项目之一，考纲要求学生了解并掌握一般过去时被动语

7、态的肯定句、否定句以及一般疑问句的结构，能从主动语态变为被动语态。该考点大多出现在单项选择、词汇或完成句子等题型中。同时在阅读理解、完形填空的选材中也都有所体现，不少文段中都含有一般过去时的被动语态。解析巧巧品品语语法法The tea was invented by Shen Nong.一般过去时的被动语态be+及物动词的过去分词(被动语态结构)解析巧巧品品语语法法概念 主语是动作的承受者，且动作发生在过去，就用一般过去时的被动语态。结构was/were+及物动词的过去分词解析巧巧品品语语法法1 被动语态的用法用法例句不知道或没必要指出动作的执行者These books were writte

8、n forchildren.这些书是为儿童写的。强调或突出动作的承受者The book was written by Mo Yan.这本书是由莫言写的。解析巧巧品品语语法法用法例句动作的执行者不是人而是无生命的事物Many traffic accidents were caused by careless driving.很多交通事故是由粗心驾驶造成的。为了表示委婉或礼貌，避免提及动作执行者或说话者自己He was asked to give a talk about how to learn English well.他被要求做关于怎样学好英语的报告。解析巧巧品品语语法法2 主动语态和被动语

9、态的相互转化主动句：动作的执行者(主语)+谓语动词+动作 的承受者(宾语)被动句：动作的承受者(主语)+be+及物动词的过 去分词+by+动作的执行者解析巧巧品品语语法法巧记 宾语提前主语变，原主变宾by后见，时态人称be关键。注意 把主动语态变为被动语态时，其谓语动词的时态要与主动句的时态保持一致，其谓语动词要与被动句的主语在数上保持一致。解析巧巧品品语语法法拓展 含有双宾语的主动句变被动句1.若指“人”的间接宾语变为主语，指“物”的直接宾语保持不变。2.若指“物”的直接宾语变为主语，则在间接宾语前加to或for。如：She gave me a book yesterday.(主动语态)I

10、was given a book by her yesterday.(被动语态)A book was given to me by her yesterday.(被动语态)解析巧巧品品语语法法考点直击.单项选择1.|重庆中考|Another bridge over the Jialing River_ last year.A.builds B.builtC.is built D.was builtD解析巧巧品品语语法法解析解析考查动词时态和被动语态。本句主语考查动词时态和被动语态。本句主语Another bridge与动与动词词build之间是被动关系，因此此处应用被动语态。再根据表过之间是被

11、动关系，因此此处应用被动语态。再根据表过去的时间状语去的时间状语last year可判断，应用一般过去时态的被动语态。可判断，应用一般过去时态的被动语态。故选故选D。解析巧巧品品语语法法2.|安顺中考|Wow!You have a ticket to the Expo!It _by my uncle.He is working in Shanghai.A.has bought B.had boughtC.is bought D.was boughtD解析巧巧品品语语法法3.|襄阳中考|Why have I never seen this kind of 5Gmobile phone?Becau

12、se it _by Huawei last week.A.was produced B.would produceC.have produced D.was producingA解析巧巧品品语语法法解析解析考查动词的时态和语态。句意：考查动词的时态和语态。句意：“为什么我从来没有见过为什么我从来没有见过这种这种5G手机？手机？”“因为它是上周由华为生产的。因为它是上周由华为生产的。”根据时间状语根据时间状语“last week”可知，谓语动词用一般过去时。又因可知，谓语动词用一般过去时。又因it与与produce之之间存在被动关系，故用被动语态。故选间存在被动关系，故用被动语态。故选A。解析巧

13、巧品品语语法法4.|北京中考|The kite _in China more than 2,000years ago.A.invents B.inventedC.is invented D.was inventedD解析巧巧品品语语法法5.|天津中考|Paper _first _ about 2,000 years ago in China.A.is;creating B.is;createdC.has;created D.was;created解析解析考查动词考查动词的时态和语态。的时态和语态。paper与与create之间是被动关系，之间是被动关系，故用被动语态，再由时间状语故用被动语态，

14、再由时间状语“about 2,000 years ago”可知，用可知，用一般过去时。故选一般过去时。故选D。D解析巧巧品品语语法法.将下列句子改为被动语态1.My students always shared ideas in class last year.Ideas _ always _ by my students in classlast year.were shared解析巧巧品品语语法法2.They rebuilt the earthquake areas five years ago.The earthquake areas _ _ by them five years ago

15、.3.Lily didnt invite me to the party.I _ _ to the party by Lily.were rebuiltwasnt invited解析巧巧品品语语法法4.We finished the whole project.The whole project _ _ by us.5.The boy didnt obey these school rules.These school rules _ _ by the boy.was finishedwerent obeyed 解析妙妙解解写写作作如何写好以“发明”为话题的文章本单元的话题是谈论“发明(Inv

16、entions)”。该话题的文章通常以说明文的形式出现，介绍生活中一些比较常见的发明，如手机(cellphones)、电话(telephones)、电脑(computers)或汽车(cars)等。在写此类文章的时候，要注意文章结构以及要介绍的内容，如发明时间以及用途等。现在，就让我们一起结合实例来看看此类文章的写作技巧吧！解析妙妙解解写写作作写作案例假如这周你们学校英语角谈论的话题是“手机的发展史”。请你从手机的发明时间(1973年)、外观(large,heavy)及用途等方面向同学们介绍一下它的发展变化，并描述你对未来手机的畅想。要求：1.语意连贯，语句通顺；2.不少于80词。解析妙妙解解写

17、写作作素材积累词汇库invent,invention,telephone,cellphone,computer,fridge,tea,crispy,salty,sour,sweet短语箱be invented in/by,by mistake,be used for,all of a sudden解析妙妙解解写写作作句式链 The telephone was invented in 1876.电话是在1876年被发明的。Tea was invented by accident.茶是偶然被发明的。It was brought to Korea during the 6th and 7th cen

18、turies.在6至7世纪期间，它被带到了韩国。解析妙妙解解写写作作 They sold the fridge at a low price.他们以低价出售这台冰箱。Whats more,we even can surf the Internet and shop online using cellphones.而且，我们甚至可以用手机进行网上冲浪以及网上购物。It tastes sweet.它尝起来很甜。解析妙妙解解写写作作审五步妙解体裁说明文话题手机的发展史时态 一般过去时、一般将来时人称第一、三人称段落布局1.开头：总述手机的重要性。2.主体：详细介绍手机(发明时间、外观、用途等)。3.

19、结尾：描述对未来手机的畅想。遣解析妙妙解解写写作作在那个时候，它和砖一样大，而且比现在的手机重很多。汉译英：在那个时候：_和一样大：_重很多：_遣at that timeas large/big asmuch heavier解析妙妙解解写写作作翻译此句：_遣模At that time,it was as large/big as a brick and much heavier than the cellphone today.解析妙妙解解写写作作模总述手机的重要性润Cellphones are becoming more and more important详细介绍手机The first c

20、ellphone was invented in 1973.It was as large asmuch heavierCellphones have many uses描述对未来手机的畅想I believe that cellphones will become解析妙妙解解写写作作Cellphones are becoming more and more important in our daily lives.Do you know the history of cellphones?The first cellphone was invented in 1973.At that time

21、,it was as large as a brick and much heavier than the cellphone today.Cellphones have many uses.润解析妙妙解解写写作作For example,we can use cellphones to talk to others at any time.We can also use cellphones to take photos or listen to music.I believe that cellphones will become thinner and thinner and they w

22、ill take the place of computers in the future.润点解析妙妙解解写写作作该篇作文要点齐全、语言流畅、句式多变、语法正确，是一篇标准的满分作文。1.作者灵活地运用了不同语态的句子，如使用了被动句式“The first cellphone was invented in 1973.”等。点解析妙妙解解写写作作2.作者在写作的时候使用了许多固定搭配和常见句式，显示了作者良好的英语功底。如本文开头的“Cellphones are becoming more and more important in our daily lives.”，后面还使用了as.as

23、以及at any time等固定短语。3.该篇习作层次分明、结构清晰。采用了“总分”结构，先总述手机的重要性，然后详细介绍关于手机的一些信息。点解析妙妙解解写写作作小试身手请根据下面的内容提示，写一篇有关纸的发明历史的短文。内容提示：1.世界上原来没有纸，人们在石头、木片或者竹筒上写字；2.中国的蔡伦发明了纸，他教会人们用各种废料来造纸；3.纸的发明推动了人类文明的进步，人们会永远记住这位伟大的发明家。解析妙妙解解写写作作要求：1.不得逐字翻译内容提示，可适当增加细节内容，使短文更加连贯；2.80词左右。解析妙妙解解写写作作One possible version：About two thou

24、sand years ago,there was no paper in the world.People used to carve characters on wood,stones or bamboo slips.The rich people wrote on silk or sheepskin.A Chinese inventor named Cai Lun tried his best to invent and improve paper.He taught people to make paper from waste materials like bark,used clot

25、h and fishing nets.In the year around 105,paper of a high quality was finally invented.It can be used for writing.解析妙妙解解写写作作After the invention,books became more and more popular all around the world.The invention of paper is very important in the development of human civilization.Cai Lun is a great

26、 inventor.We should remember him all the time.解析培培优优课课堂堂“扫读法”解阅读理解题扫读的目的是在极短的时间内快速寻找某些特定的信息。扫读法的步骤：第一步，找出所需信息的关键词，快速扫描全文，锁定信息来源；第二步，在锁定信息方位后仔细阅读有关段落及信息，判断信息是否正确，然后解决问题。解析培培优优课课堂堂【典例】This week we have learned a lot about the wonders of the world.The Grand Canyon is one of the greatest wonders in the

27、natural world.The Great Pyramid of Giza is one of the Seven Wonders of the Ancient World still standing today.解析培培优优课课堂堂For my homework I wrote a composition called“A Great Wonder of the World”.It was about the Grand Canyon.I wrote about its location,its height,and the sights there.At night I had a

28、dream.I dreamed that I went to visit the Grand Canyon.When I got out of the car,the skywas becoming light.解析培培优优课课堂堂After about forty minutes I stood on the edge of the Grand Canyon.The sun rose behind me.Suddenly a piece of music came to my ears.I listened carefully,but it disappeared in the distan

29、ce.I looked across to the other side of the canyon.Oh,it was my favorite band performing over there!I was so excited.Just then I woke up.What an interesting dream!解析培培优优课课堂堂Question：根据短文内容，判断正(T)误(F)。()1.The Great Pyramid of Giza is one of the Seven Wonders of the Ancient World.()2.The writer wrote

30、an article about the Grand Canyon for a magazine.()3.In the dream the writer visited the Grand Canyon by car.解析培培优优课课堂堂()4.The Grand Canyon is 2 kilometers long.()5.The writers favorite band performed on one side of the canyon in the dream.解析培培优优课课堂堂【解析】1.由第一段第三句“The Great Pyramid of Giza is one of

31、the Seven Wonders of the Ancient World still standing today.”可知此句表述正确。2.由第二段第一句“For my homework I wrote a composition called.”可知，是写作业而不是向杂志社投稿。解析培培优优课课堂堂【解析】3.由第最后一段第二、三句“I dreamed that I went to visit the Grand Canyon.When I got out of the car.”可知，在梦中作者是乘小汽车去的。4.扫读全文，文章没有对大峡谷的长度作详细介绍。5.由第最后一段倒数第四句“Oh,it was my favorite band performing over there!”可知此句描述正确。【答案】15TFTFT 谢 谢 观 看！