人教新課標(biāo)高中英語必修3_u演示課件

1、1,Unit 4Astronomy: the science of the stars,漫 畫 欣 賞,2,畫 面 描 述,寓 意 理 解,你能否對此加以擴(kuò)展，寫一篇120詞左右的小短文？,Two goats are tied to each other with a rope.They both see some grass in opposite directions，and try to pull to get their own food.However the rope is too short to allow them to eat their food.,Cooperation

2、 is better than conflict.Our goal is not that we get something and the other gets nothing，but that all people get what they want.Thus，cooperation will benefit everyone.,3,短文填空 根據(jù)課文HOW LIFE BEGAN ON THE EARTH完成下列短文 The earth was just a cloud of _ after the “Big Bang”. The earth loudly with fire and r

3、ock. They were to produce many things，which were to make the earths atmosphere. As the earth cooled down，water began to appear on its surface. It allowed the earth to dissolve gases. Then life began to develop.,dust,exploded,in time,hamful,4,Small plants and filled the first oceans and seas with oxy

4、gen. This encouraged the of early shellfish and fish. Land animals such as insects，reptiles and dinosaurs appeared after green plants appeared. Small clever animals all over the earth. They are putting carbon dioxide into the atmosphere，which heat from the earth into space. Whether life will continu

5、e on the earth from millions of years to come will whether this problem can be solved.,multiplied,development,spread,too much,prevents,depend on,5,.單詞拼寫 根據(jù)首字母或者漢語注釋寫出單詞的正確形式。 1Im in a _(迷惑) as to how to cope with the new situation. 2He would never be _(有害的) to anyone. 3One _(理論) about the moon is th

6、at it is a piece broken off the earth. 4The ants were _(拖) pieces of corn.,puzzle,harmful,theory,pulling,6,5Our English teacher is a man of _(宗教信仰) 6Students should pay special attention to (基礎(chǔ)) science. 7A balloon f in the wind. 8If you m five by six，youll get thirty. 9In this v conflict，about 20 c

7、ommon people died. 10Man cant live without water and o .,religion,fundamental,loated,ultiply,iolent,xygen,7,.短語填空 1Dont worryIm sure things will get better _. 2We congratulated her on a fine healthy baby. 3Now that we have finished designing，the company， ，should do the constructing work. 4The wall a

8、ll the light.It should be pulled down.,in time,giving birth to,in its turn,blocks out,8,5She told her child to when he was crossing the street. 6Using the computer isnt difficult once you it. 7_ you are grownup，you should not rely on your parents. 8Should another world war _，what would become of hum

9、an beings? 9The crowd when they saw the teams arrive. 10Tell the children not to the cave.,watch out,get the hang of,Now that,break out,cheered up,get close to,9,.完成句子 1 (隨著地球的冷卻)，water began to appear on its surface.(cool) 2Whether life will continue on the earth for millions of years to come will

10、_ (取決于這個問題能否得到解決)(depend) 3Walking does need a bit of practice (因為引力改變了)(now),As the earth cooled down,depend on whether this problem can be solved,now that gravity has changed,10,.模仿造句 1What if was to become was uncertain until between 4.5 and 3.8 billion years ago when the dust settled into a soli

11、d globe.(P25， L78) be to do.必將會做 翻譯年輕時，他不知道自己以后會舉世聞名。 _ .,As a young man he didnt know he was to win world fame,later on.,11,2They were in time to produce carbon，nitrogen，water vapour and other gases，which were to make the earths atmosphere.(P25，L11) in time to do sth.來得及干某事 翻譯我們正好趕上了早班車 _ 3They are

12、 putting too much carbon dioxide into the atmosphere，which prevents heat from escaping from the earth into space.(P25，L4849) prevent.(from) doing.阻止某人干某事；防止某事發(fā)生 翻譯他的頭痛沒有阻止他第二天去上課。 _,We were in time to catch the early bus.,His headache did not prevent him(from) going to class the next day.,12,4Last m

13、onth I was lucky enough to have a chance to make a trip into space with my friend Li Yanping，an astronomer.(P30，L23) beadj.enoughto do足以做 翻譯這個男孩子的年齡足夠大了，能參軍了。 _ 5But when I tried to step forward，I found I was carried twice as far as on the earth and fell over.(P31，Para.3) twice as.as.是的兩倍 翻譯他跑起來速度比我

14、快一倍。 _,The boy is old enough to join the army.,He runs twice as fast as I.,13,6“Oh，dear，” I cried，“walking does need a bit of practice now that gravity has changed.”(P31，Para.3) now that.既然/由于 翻譯既然大家都到了，咱們開會吧。 _,Now that everyone is here，lets begin our meeting.,14,核心詞匯梳理,1unlike prep. 與不同；不像；非的特征 歸納

15、 (1)be unlike.相當(dāng)于be different from. (2)unlike sth./sb.位于句首，常用于表示對比。 (3)unlike的反義詞為like。運(yùn)用：完成句子,15,(1)音樂與其他藝術(shù)形式不同。 Music is quite . (2)本系統(tǒng)與多數(shù)系統(tǒng)不同，極易安裝。 _，this one is very easy to install. (3)遲到這么久可實在不像他平時的作風(fēng)。 _ to be so late.,unlike any other art form,Unlike most systems,Its very unlike him,16,2.harm

16、ful adj. 有害的，傷害的 搭配 熟記下列搭配 be harmful to對有害 do harm to sb.do sb. harm對某人有害處 do more harm than good弊多利少 come to no harm沒受損害 翻譯：吸煙有害健康。 _,Smoking is harmful to health.,17,3exist vi. 存在；生存 聯(lián)想exist as作為而存在；以形態(tài)存在 exist in存在于中 exist on靠生活生存 搭配 there exist(s)表示“存在/有”，此時exist不用進(jìn)行時。 拓展 there exists表示“存在/有”，是

17、“there be”句型的延 伸，類似的還有there stand(s)，there lie(s) there live(s)， there occur(s)等。,18,完成句子 (1)少數(shù)人認(rèn)為世界上存在惡魔。 Several people believe the devil _ in the world. (2)好人到處都有。 _ warmhearted persons everywhere.,exists,There exist,19,4puzzle n. 謎；難題vt.&vi.(使)迷惑；(使)為難 搭配 用適當(dāng)?shù)慕樵~或副詞填空(1)puzzle _/_ sth.為苦思冥想 (2)pu

18、zzle sth. _ 想出；苦思而求得 用相關(guān)短語翻譯下列句子。 (3)凱倫整個晚上都在想這個問題。 Karen the question all evening. (4)他終于想出了如何解決這個問題。 He finally how to solve the problem.,over,about,out,was puzzling over,puzzled out,20,用puzzle的適當(dāng)形式填空。 (5)He stared at the words in complete . (6)I think its really a _ problem. I really dont know wh

19、ich to choose. (7)She listened with a _ expression on her face. (8)Im doing a word _ in this newspaper.,puzzlement,puzzling,puzzled,puzzle,21,5mass n. 質(zhì)量；團(tuán)；塊；大量 識記a mass of/masses of大量的；大批的；許多 提示a mass of或masses of既可修飾復(fù)數(shù)名詞，亦可修飾不可數(shù) 名詞。 完成句子 (1)大量的書籍?dāng)倽M了整個房間。 _ covered every surface in the room.,Masses

20、 of books,22,(2)我們?nèi)匀豢梢猿槌鲈S多時間。 We still had _ to spare. 辨析 the mass of.大部分；大多數(shù) (3)現(xiàn)代人大多受到電視的影響。 are influenced by television. 識記 in a mass大量地；大批地 (4)大批的運(yùn)動愛好者在賽前就來到了體育館。 Sports fans came to the stadium _ before the game.,masses of time,The mass of modern people,in a mass,23,重點(diǎn)短語例釋,1in time 及時；早晚；遲早 完成

21、句子 (1)我們到達(dá)車站時，剛好趕上那班車。 We got to the station just _ catch the bus. (2)他早晚會明白什么才是對的。 _ he will see what is right.,in time to,In time,24,提示 in time to do sth./for sth. 來得及干某事；正好及時趕上 (3)我剛好來得及趕上那班飛機(jī)。 I was just _ the flight. (4)大夫正好及時趕到挽救了他的生命。 The doctor got there just _ his life.,in time for,in time

22、to save,25,2cheer up 感到振奮；歡呼；喝彩；口振作些 完成句子 (1)你需要點(diǎn)東西讓自己振奮一下。 You need something to _. (2)我要帶安吉到外面轉(zhuǎn)轉(zhuǎn)，讓她振奮起來。 Im taking Angie out to _. (3)打起精神來，曼迪！ _，Mandy!,cheer yourself up,cheer her up,Cheer up,26,3watch out vi. 當(dāng)心；提防；密切注視 Watch out! Theres a car coming.注意！有輛車開過來了。 提示 watch out是不及物動詞短語，常與介詞for連用。 補(bǔ)

23、全下列英文句子。 (1)當(dāng)心，別把桌子上的紙弄臟了。 _！ Dont dirt the paper on the desk. (2)注意一個戴黑帽子的高個子男人。 in a black hat. (3)我們必須小心公共汽車上的小偷。 We must _ on the bus.,Watch out,Watch out for a tall man,watch out for thieves,27,疑難語句細(xì)解,1Last month I was lucky enough to have a chance to make a trip into space with my friend Li Ya

24、nping，an astronomer.我的朋 友李彥平是一位宇航員。上個月我有幸得到一個機(jī)會同他一道 去太空旅行。 句型 beadj.enoughto do足夠能干 拓展 enough作副詞時可以修飾形容詞、副詞或動詞，放在被 修飾的形容詞、副詞或動詞之后，再加動詞不定式或介詞for 短語構(gòu)成句型：beadj.enoughto do sth./for sth.意思為 “足夠可以”。,28,(1)她已到自己作決定的年齡了。 She is _ decide for herself. (2)屋子不夠大容不下做禮拜的人們。 The room isnt _ hold the people who at

25、tend church. (3)這篇課文太耐讀了。 This text is . (4)這種游戲我訓(xùn)練得不夠。 I hadnt .,old enough to,big enough to,long enough for reading,trained enough for the game,29,2.But when I tried to step forward，I found I was carried twice as far as on the earth and fell over.而當(dāng)我試著向前邁步的時 候，我發(fā)覺我被送出去很遠(yuǎn)，步子的跨度竟是在地球上的兩 倍，因而我摔倒了。 句型

26、 twice as.as.“是的兩倍” (1)這棵樹是那棵樹的兩倍高。 _ (2)那個男孩跳的高度是我的兩倍。 _,This tree is twice as tall as that one.,The boy jumps twice as high as I.,30,歸 納,英語常見表達(dá)倍數(shù)的句型如下：,倍數(shù),as.as.,比較級than.,he名詞of. what從句,asadj./adv.的原級as as many/much名詞as,adj./adv.比較級than. more名詞than.,說明：在“倍數(shù)then.of.”結(jié)構(gòu)中，常用的名詞size，height，length，widt

27、h等。另外，兩倍用twice或double，不到一倍用分?jǐn)?shù)表示，三倍或三倍以上一般用times來表示。,31,3.“Oh，dear，” I cried，“walking does need a bit of practice now that gravity has changed.” “天哪！”我大聲說，“既然重力改變了，走路也的確需要練 一練了?！?句型 now that的意思為“既然，由于”，從屬連詞，引導(dǎo)原 因狀語從句，在口語中可以省略that。 聯(lián)想 與now that意思相近的有seeing that，since等。,32,(1)既然你提到了，我要記在心里。 you have me

28、ntioned it，I keep it in mind. (2)既然已完成了工作，你就應(yīng)該好好休息一下。 You ought to have a good rest _ youve finished the work. (3)既然教授的報告很有教育意義，為什么不去聽呢？ _ the professors lecture is very instructive，why not go and attend it? (4)鑒于你有足夠的錢，你借給我一些吧。 _ you have enough money，you lend me some.,Now that,now that,Since,Seein

29、g that,33,技巧四：利用原詞復(fù)現(xiàn)，尋找近義詞。 完形填空題中常有某一詞語在語篇中重復(fù)出現(xiàn)的現(xiàn)象。詞語復(fù)現(xiàn)使語篇中的句子相互銜接，從而構(gòu)成一個意義完整的有機(jī)整體。在閱讀文章的過程中，有時也會出一些與選項意義緊密相連的同義詞或近義詞。要學(xué)會充分利用這些詞所提供的有效信息進(jìn)行合理的推測和判斷，選出正確答案。如：,34,“The merchant of death is dead.”the article read. “Dr. Alfred Nobel，who became 23 (rich) by finding ways to kill more people faster than ev

30、er before，died yesterday. ”Nobel was 24 (upset) to find out not that he had died，but that，when his time was up, he would be thought of only as one who profited from 25 and destruction. (2009廣東卷) 25A.death Bdisease Ctrouble Dattack 解析：語境為“人們會認(rèn)為他只是一個從死亡和毀滅中獲取 利益的人”，前文的“kill more people”中也有提示。 答案：A,35,

31、The first time I remember noticing the crossing guard was when he waved to me as I drove my son to school. He 16 (presented) me with a puzzleall because he waved to me like someone does 17 (on) seeing a close friend. Then one day the 22 was solved.(2009天津卷) 22A.argument Bdisagreement Cmystery Dtask

32、解析：前文講到“那位交警像朋友一樣向我揮手，使我困惑”， 這里應(yīng)是“這個謎有一天終于解開了”。mystery和puzzle意思相 近。 答案：C,36,典例 Robert，who had made several important medical breakthroughs，was interviewed by a reporter. The reporter asked him why he was much more creative than a(n) 1 person. What set him far apart from others? He responded that it

33、all came from a(n) 2 with his mother. When he was two，he was trying to 3 a bottle of milk from the refrigerator when he lost his grip(抓) on the 4 bottle. It fell，the milk in it spilling all over the kitchen floor.,37,Instead of scolding him，his mother said，“Robert，whenever you make a mess like this，

34、 5 you have to clean it up. So，how would you like to do that? You can use a sponge(海綿)，a towel or a mop. Which do you 6 ？” He chose the sponge and cleaned up the 7 milk with the help of his mother. Then his mother taught him how to effectively carry a big milk bottle. The boy learned that if he grasped the bottle at the top with both 8 ，he could carry it without dropping it. What a wonderful 9