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新人教版八年级上册Unit7全单元课件.ppt

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1、Unit7 Will people have robots?,What do you want to be when you grow up?,S: I want to be a scientist. T: How are you going to do that? S: Im going to study science hard.,1a How雨 llthe world be d田 hrent100years】 om now:Read these pre:Ij1ctions。 Check()A for agree or D for山 sagree。 A D 1,Peoplel、 oplel

2、、 oplel、 illllhave robots h d ejI homes。 illllhave robots h d ejI homes。 illllhave robots h d ejI homes。 D 2。 PeoPle 匹rtum m。ney.EveE叫士吐ng注be flee。 D 3。 Books乃 l onlybe on connputersnot onpape D 4。 【ds wo亻 t go to school。 They smdyathome on comp吐 e。 D 5。 There诵be only one country. D 6.PeOplem hveto

3、be200years old, 讠 b Listen and0型9山e pre山ctons you hearin1a。,live to be 200 years old live on the earth live on a space station live with somebody use the subway less very big and crowded prediction about the future a book about future in the future be more crowded and polluted,活到200 岁 居住在地球上 生活在空间站

4、和某人生活在一起 更少使用地铁 非常大而拥挤 关于未来的预测 一本关于未来的书 在未来 更拥挤,更污染,be in (great) danger have to do something fly to other planets play a part in saving the earth blue skies pend time together on weekends fly rockets to the moon an apartment across the street from here watch movies about the future human servants,处

5、于(巨大的)危险中 不得不做 飞到另外的星球 在拯救地球中起重要作用 蓝色的天空 周末在一起度过 飞火箭到月球 这条街道的对面的公寓 看关于未来的电影 人类仆人,do jobs like working in dirty or dangerous places do simple jobs over and over again help to do something get bored make robots look more like humans disagree with somebody agree with somebody If buildings fall down wit

6、h people inside look for at some point, ,做那些在又脏又危险的地方的工作 反反复复做证简单的工作 帮助做 变得厌倦 使机器人看起来象人类 不同意某人的意见 同意某人的意见 要是楼房倒塌,把人压在里面 寻找 在一定的时候,,do the same things as we can keep a bird look less smart take a holiday the meanings of words fresh water clean air clean the kitchen fly up in to the sky in the world p

7、retty far from,做我们能做的事情 养鸟 看起来没有那么漂亮 度假 单词的意思 淡水 清新的空气 打扫厨房 飞上天空 在世界上 离相当远,1.Do you think there will be robots in peoples homes?本句是一个含有宾语从句的主从复合句,Do you think是主句,there will be.是宾语从句。如果do you think放在句中,则为插入语,常放在疑问句之后,结构为:疑问词+do you think+主语+谓语+其他成分?e.g. Do you think he is a teacher?What time do you t

8、hink the train will arrive here? there will be意为“将有,会有”,是there be句型的一般将来式,其否定形式是there wont be.,一般疑问句形式是Will there be.?有时可以与There is/are going to be.相互转换。e.g. There will be a film this evening.否定句,疑问句,答语,拓展:there be句型的一个重要用法是“就近一致”原则,即谓语动词be和最靠近它的名词在数上保持一致。e.g. There is a book and two rulers on the d

9、esk.There are two rulers and a book on the desk. there be与have/has的区别:前者表示某地存在某物;后者表示“拥有”的意思。二者有时可以互换。e.g. Our school has twenty classes.=There are twenty classes in our class.,(2012.江苏扬州)-Why are you in such a hurry, John?-There _ a basketball match between Class Three and our class in ten minutes.

10、A. is going to be B. is going to haveC. will have D. will hold,A,2. I think every home will have a robot. 这是一个含有宾语从句的主从复合句,I think为主句,every home will have a robot 是宾语从句,用来表述自己的看法。e.g. I think the boy will buy a few new books about English.拓展:根据语法的惯例,I think/suppose/believe等后的宾语从句如果是否定句,要把否定转移到主句的动词上

11、,这种现象称之为“否定转移”。e.g. I dont think he can swim.I dont think you can go there by bus. 思考:其反意疑问句的变法,every此处用作形容词,意为“每个的,每一”。e.g. Not every horse can run fast.辨析:every与eache.g.Every teacher knows her.There are lots of trees on each side of the road.Each of us has a dictionary.,every与each的区别 every用来表整体,ea

12、ch用来表个别,each最低需是两,every最低需是三。 every作主用单数,each可单也可复,作主、定用单数,其他情况用复数。,3Books will only be on computers,not on paper.书只会在电脑上,而不会在纸上。paper n. “纸,纸张”,是不可数名词。表示“一张纸”用a piece of paper,“两张纸”用two pieces of paper。e.g. There is a piece of paper on the table.桌子上有一张纸。paper n. “试卷”,作可数名词,有复数形式。e.g. I lost a histo

13、ry paper.我丢了一份历史试卷。,【例题】 The teacher marked(批分数) the exam _ and wrote the students grades on a piece of _.Apapers;paper Bpaper;papersCpaper;paper Dpapers;papers解析: 根据前半句的marked可知第一空填papers,意为“试卷”,是可数名词;第二空填paper,构成固定搭配a piece of paper “一张纸”。答案 A 句意 老师批阅了试卷并把学生们的分数写在了一张纸上。,4.Will people use money in

14、100 years? in 100 years意为“在100年以后”,其中in为介词,其后跟一段时间表示“之后”,通常用于一般将来时,对其提问时须用how soon(多久)。-How soon will your mother finish cooking dinner?-In an hour. 辨析:in 与after in和after都表示“在之后”,它们的用法见下表:e.g. He will be back in two days.He started on Sunday and arrived in Beijing after three days.,5There will be fe

15、wer people.将有更少的人。本句是含有there be句型的一般将来时的简单句。结构为:There will be主语其他。其否定形式是在will 后加not;疑问句形式是把will 提到there前。简略肯定回答:Yes,there will.简略否定回答:No,there wont.e.g. There will not be enough room for people to live in.将没有足够的给人住的空间。e.g. Will there be fewer animals in the world?世界上将有更少的动物吗?fewer adj. (few的比较级) 较少的

16、;更少的,修饰可数名词的复数形式。e.g. I have fewer friends.我有更少的朋友。,fewer,less和more (1)fewer同上。e.g. My friend has fewer apples than I.我朋友比我的苹果少。 (2)less较少的;更少的,little的比较级,修饰不可数名词。e.g. I have less money in my bag.我包里的钱更少了。 (3)more更多的,many和much的比较级,可修饰可数名词,也可修饰不可数名词。e.g. There is more water in the bottle.瓶子里的水更多了。e.g

17、. We have more challenges.我们有更多的挑战。,【例1】Will there _ any paper money in 100 years?No,_.Ahave;there wont Bbe;there wontChave;they wont Dbe;they wont点拨:根据问句中的there可知是考查there be句型;其简略否定答语也用there。答案:B【例2】Well try our best to do the work with _money and _ people.Afew;little Ba few;a littleCless;fewer Dfe

18、wer;less点拨:money是不可数名词,要用little及其有关的词或短语修饰;people是复数形式,要用few及其有关的词或短语修饰。句意为“我们将尽力用更少的资金、更少的人去完成这项工作”。答案:C【例3】根据汉语意思完成下句我想要更多水、更少的食物。I would like _ water and _ food.答案:more;less,6. There will be (more/less/fewer)pollution.pollution不可数名词,意为“污染;污染物”。air pollution 空气污染 noise pollution 噪音污染e.g. There is

19、a lot of pollution in the air here.拓展:pollution的动词形式是pollute,意为“污染;弄脏”,其过去式为polluted,现在分词为polluting。e.g. All these waste products are polluting the river.,【例题】Now _ is very serious.Some rivers and lakes are _.Apollution;pollute Bpolluted;pollutionCpollution;polluted Dpollute;polluted点拨:浏览题干可知,第一空在句中

20、作主语,故用名词pollution;第二空在系动词are后,故用形容词polluted;pollute是动词。句意为“现在污染很严重。一些河流、湖泊被污染了”。答案:C,7.Whats your prediction about the future? future名词,意为“将来;未来”。 常用短语:in the future意为“在将来,以后”,特指将来的某一时刻。e.g. Who knows what will happen in the future?拓展:in future指从今以后的全部将来,相当于from now on。e.g. In future youd better get

21、 his permission first.,8. I dont think so.I dont think so.是英语口语中常用的一个短句,表示否定对方的意见或观点,意为“我不这样认为”,其肯定形式为I think so.。e.g. -Look at the clouds. It will be rainy soon.-I dont think so. I think it will be sunny soon.拓展:类似的结构还有I hope so.(我希望是这样的)I hope not. (我希望不是这样)Im afraid so. (恐怕如此)Im afraid not.(恐怕不是)

22、,9We can use less water and plant more trees. plant v. 种植e.g. In spring,people are busy planting trees.春天,人们忙于植树。plant n. 植物e.g. Green plants are good for health.绿色植物有益于身体健康。e.g. I like putting some plants in my living room.我喜欢在客厅摆放一些植物。,【例题】Do you like _?Aplanting planting Bplants plantingCplanting

23、 plants Dplant plant点拨:浏览各选项可知 like后接动词ing形式;plant有两种含义,作名词时意为“植物”。句意为“你喜欢种植物吗?”,故选C项。答案:C,10Everyone should play a part in saving the earth.play a part 参与(某事),常用短语为:play a part in.参与到中,in是介词,后接名词、代词或动词ing形式。e.g. Lets play a part in the discussion.我们参与到讨论中吧。e.g. Children are playing a part in cleani

24、ng the classroom.孩子们正参与打扫教室。,【例题】Will you play a part _ the animals?Asave Bto saveCin saving Din save点拨:play a part in.意为“参与到中”,in是介词,后接名词、代词或动词ing形式。故选C项。答案:C,11.So what will the future be like?Whats.like?为固定句式,意为“怎么样?”其中,like是介词,意为“像,相似”。e.g. Whats the weather like today?拓展:Whats sb. like?某人怎么样?(常

25、用于询问某人的相貌、性格、品质)e.g. -Whats Tom like? -He is funny.-Whats your father like? -He is tall and thin.,12.There will be fewer trees and the environment will be in great danger.in danger意为“处于险境,在危险中”,其反义词为out of danger,意为“脱险”。e.g. Some animals are out of danger.拓展:danger的形容词是dangerous,意为“危险的”。e.g. Its very dangerous to play on the road.,

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