新外研版初二下M3U2(省專用)

1、outer spaceWe have not found life on any other planets yet.Words and expressions none nn environmentnvarnmnt that t solar slsystem sstm solar system pron. 沒有一人沒有一人; 沒有一個(gè)沒有一個(gè); 一點(diǎn)兒也沒有一點(diǎn)兒也沒有 n. 環(huán)境環(huán)境 pron. 那；那個(gè)（指代那；那個(gè)（指代 已被提及的事物）已被提及的事物） adj. 太陽的；與太陽有關(guān)的太陽的；與太陽有關(guān)的 n. 系統(tǒng)；體系系統(tǒng)；體系 星系星系; (尤指尤指)太陽系太陽系groupgru

2、p galaxyglks universejunvslightlat impossiblempsbl outatcommunicatekmjunket n. 群；組群；組 n. 星系星系 n. 宇宙宇宙n. 光；光線；光亮光；光線；光亮adj. （事情）辦不（事情）辦不 到的，不可能的到的，不可能的 adv. 在遠(yuǎn)方在遠(yuǎn)方 v. 聯(lián)系；交流聯(lián)系；交流Words and expressionslight光：環(huán)境：太陽系太陽系：宇宙：太陽的：系統(tǒng)：那個(gè)：群：不可能的：不可能的：在遠(yuǎn)方：聯(lián)系：沒有一個(gè)：星系：solar system that galaxy environmentnonecommun

3、icate out impossible groupsystem solar universeFor centuries, people have dreamed about leaving the earth and travelling to other worlds. They have made great efforteft努努力力 for their dream.1968 年年12月月27日日, 阿阿波羅波羅8號(hào)號(hào)第一次第一次載人的月球行動(dòng)，載人的月球行動(dòng)，在完成了歷時(shí)六天在完成了歷時(shí)六天的歷史性航行之后，的歷史性航行之后，安全返回地球。安全返回地球。愛德溫愛德溫艾爾德林艾爾德林

4、環(huán)繞地球飛行的宇環(huán)繞地球飛行的宇航員每航員每“天天”可以可以看見看見16次日出和次日出和16次日落。次日落。Neil Armstrong尼爾尼爾 阿姆斯壯阿姆斯壯 （登月第一人）（登月第一人）名言：這是一個(gè)人的一小步，卻是人類名言：這是一個(gè)人的一小步，卻是人類的一大步。的一大步。Thats one small step for a man, one giant leap for mankind.1986年年1月月28日日, “挑戰(zhàn)者挑戰(zhàn)者”號(hào)航天號(hào)航天飛機(jī)在肯尼迪航天飛機(jī)在肯尼迪航天中心發(fā)射升空不久中心發(fā)射升空不久后爆炸。后爆炸。Who is he? He is Chinas first as

5、tronaut. The Shenzhou V spacecraft orbited the Earth 14 times at an altitudelttjud高度高度 of 343 kilometres. The space flight(飛行飛行) lasted 21 hours by Yang Liwei in October, 2003. Yang Liwei was called “Chinas first astronaut”.the Shenzhou VI manned spacecraftFei Junlong Nie Haisheng the Shenzhou manne

6、d spacecraftthe Shenzhou manned spacecraftthe Shenzhou manned spacecraftthe Shenzhou manned spacecraft嫦娥一號(hào)嫦娥一號(hào)（Change -1） “嫦娥一號(hào)嫦娥一號(hào)”(Change-1)月球探測(cè)衛(wèi)星于月球探測(cè)衛(wèi)星于2007年年10月月24日在西昌衛(wèi)星中日在西昌衛(wèi)星中心由心由“長(zhǎng)征三號(hào)甲長(zhǎng)征三號(hào)甲”運(yùn)載運(yùn)載火箭發(fā)射升空。經(jīng)過火箭發(fā)射升空。經(jīng)過8次變軌后，于次變軌后，于11月月7日日正式進(jìn)入工作軌道。正式進(jìn)入工作軌道。2009年年3月月1日在控制下日在控制下成功撞擊月球，為我國(guó)成功撞擊月球，為我國(guó)探月

7、一期工程畫上圓滿探月一期工程畫上圓滿句號(hào)。句號(hào)?！版隙鸲?hào)嫦娥二號(hào)” (Change-2)于于2010年年10月月1日成功升空，這次最主要的一個(gè)任日成功升空，這次最主要的一個(gè)任務(wù)就是對(duì)月球虹灣地區(qū)進(jìn)行高清晰度務(wù)就是對(duì)月球虹灣地區(qū)進(jìn)行高清晰度的拍攝，而此次的拍攝將為嫦娥三號(hào)的拍攝，而此次的拍攝將為嫦娥三號(hào)衛(wèi)星的發(fā)射和著陸做好前期準(zhǔn)備。衛(wèi)星的發(fā)射和著陸做好前期準(zhǔn)備。嫦娥二號(hào)發(fā)射視頻嫦娥二號(hào)發(fā)射視頻“嫦娥三號(hào)嫦娥三號(hào)”(Change-3)“懷抱懷抱”中國(guó)中國(guó)首輛月球車首輛月球車“玉兔號(hào)玉兔號(hào)”飛天落月，飛天落月，“玉兔號(hào)玉兔號(hào)”于于2013年年12月月15日著陸。日著陸?！版隙鹑隙鹑?hào)號(hào)”(Cha

8、nge-3)“懷抱懷抱”中國(guó)首輛月球車中國(guó)首輛月球車“玉兔玉兔號(hào)號(hào)”飛天落月，飛天落月，“玉兔玉兔號(hào)號(hào)”于于2013年年12月月15日日著陸。著陸。DiscussionHow many planets are there in the universe?2. Is there any life on other planets?solar systemplanetsthe Sunthe EarthMars To know about the solar systemWork in pairs. Look at the picture and talk about what you know a

9、bout Chinese spaceships.Shenzhou-9 is a manned spaceship.11. Anyone out there?2. Life on Earth3. The sun and other stars4. The stars at nightRead the passage and choose the best title for it. Task 12Put the words and expressions in order. (small large)galaxy planet solar system star universeplanet s

10、tar solar system galaxy universeTask 2A. galaxyB. planet C. solar systemD. star E. universe Match the words with the pictures.ABCDEBRead the passage again and answer the following questions.1. Have we found any life on other planets?2. What is called solar system?3. How many planets are there in sol

11、ar system?4. Have we discovered other galaxies in the universe?5. Is there life out there in space?No, we havent.The Sun and its planets are called the solar system.Nine.Yes, we have.We dont know.1. The earth is a star.2. The sun is a star.3. There is more than one galaxy in the universe.4. The ligh

12、t from the stars in other galaxies has travelled for a long time to reach us. 5. Scientists have received many messages from space.6. Spaceships have visited most of the universe.Task 33 Check() the true sentences. planet part havent123456Where can we find the answers?Translate the following phrases

13、 into English. 1.1.數(shù)百萬數(shù)百萬 _2.2.運(yùn)轉(zhuǎn)運(yùn)轉(zhuǎn) _3.3.太陽系太陽系 _4.4.遙遠(yuǎn)遙遠(yuǎn) _5.5.足夠遠(yuǎn)足夠遠(yuǎn) _6.6.和和聯(lián)系聯(lián)系 _7.7.沒有一個(gè)人沒有一個(gè)人 _ millions of go around solar system far away far enoughcommunicate with no oneTask 4 1 Scientists think that there has been life on the earth for hundreds of millions of years. 科學(xué)家們認(rèn)為地球上的生命已經(jīng)有上億年科學(xué)家們認(rèn)為

14、地球上的生命已經(jīng)有上億年的歷史。的歷史。there be 的現(xiàn)在完成時(shí)的現(xiàn)在完成時(shí)“there have/has been+名詞名詞” There has been a picture on the wall for a long time.There have been some old trees in our school.eg:很長(zhǎng)時(shí)間以來在墻壁上已經(jīng)有這幅畫了很長(zhǎng)時(shí)間以來在墻壁上已經(jīng)有這幅畫了在我們學(xué)校已經(jīng)有一些古樹了。在我們學(xué)校已經(jīng)有一些古樹了。 hundred前加前加基數(shù)詞基數(shù)詞，表示，表示“一百、二百、三百一百、二百、三百”，hundred要用要用單數(shù)形式單數(shù)形式；hundre

15、d與與of連連用表示用表示“數(shù)百數(shù)百”時(shí)，時(shí)，hundred要用復(fù)數(shù)形式，即要用復(fù)數(shù)形式，即hundreds of。thousand, million, billion和和hundred的用的用法相同。法相同。There are eight hundred students in our school.There are hundreds of people in the park.PractiseWe planted _ trees last year. A. hundreds of B. hundred of C. five hundreds D. five hundred of2. No

16、ne of them has an environment like that of the earth 沒有一顆擁有和地球一樣的環(huán)境沒有一顆擁有和地球一樣的環(huán)境 Why has no one communicated with us? 為什么沒有人和我們聯(lián)系呢？為什么沒有人和我們聯(lián)系呢？none 指指三個(gè)或三個(gè)以上的人或物中三個(gè)或三個(gè)以上的人或物中“沒有一個(gè)沒有一個(gè)”，作不定作不定代詞代詞, 既可指人既可指人, 也可指物也可指物, 后常接后常接“of + 名詞名詞 / 代詞代詞”；none作主語作主語, 指可數(shù)名詞時(shí)指可數(shù)名詞時(shí), 后面動(dòng)詞用單復(fù)數(shù)均可。后面動(dòng)詞用單復(fù)數(shù)均可。none指不可數(shù)

17、名詞時(shí)指不可數(shù)名詞時(shí), 謂語動(dòng)詞用單數(shù)。謂語動(dòng)詞用單數(shù)。而而no one只表示人只表示人, 意思是意思是“沒有人沒有人”，后面不能接后面不能接of結(jié)構(gòu)。結(jié)構(gòu)。作主語時(shí)，作主語時(shí)，謂語動(dòng)詞常用單數(shù)形式謂語動(dòng)詞常用單數(shù)形式。如：如： None of us has been to Hong Kong. 我們之中沒有人去過香港。我們之中沒有人去過香港。 No one can answer the difficult question. 沒有人能回答這個(gè)難題。沒有人能回答這個(gè)難題。選擇適當(dāng)?shù)膯卧~完成句子。選擇適當(dāng)?shù)膯卧~完成句子。 1. _ of us has been to Egypt.2. _ can

18、 do the difficult job.none; no oneNo oneNone3. However, no spaceship has travelled far enough to reach other stars in our Galaxy. 然而，還沒有任何航天器能到達(dá)銀河系然而，還沒有任何航天器能到達(dá)銀河系里的其他恒星。里的其他恒星。He is not old enough to join the army. 他年齡太小，不能參軍。他年齡太小，不能參軍。We have enough time to finish the work. 我們有充足的時(shí)間完成這項(xiàng)工作。我們有充足的

19、時(shí)間完成這項(xiàng)工作。enough作作副詞副詞，修飾形容詞或副詞修飾形容詞或副詞時(shí)放在時(shí)放在被修飾詞后面被修飾詞后面；enough作作形容詞形容詞，修飾名修飾名詞詞時(shí)常放在時(shí)常放在被修飾詞之前被修飾詞之前。如：。如：4. With so many stars in the universe, are we alone, or is there life out there in space? 宇宙中有這么多星球，我們是孤獨(dú)的嗎？抑或太宇宙中有這么多星球，我們是孤獨(dú)的嗎？抑或太空中還有其他生命存在呢？空中還有其他生命存在呢？ With so many things to do, we have no

20、 time to play. 要做的事情這么多，我們都沒時(shí)間玩了。要做的事情這么多，我們都沒時(shí)間玩了。這里這里with so many stars in the universe是介詞是介詞短語，在句中短語，在句中作狀語作狀語。類似的例子還有：。類似的例子還有： alone adj, 意為意為“孤單的孤單的, 獨(dú)自的獨(dú)自的”, 只作表語。如：只作表語。如： I was alone in the classroom. 我獨(dú)自在教室里。我獨(dú)自在教室里。 To tell you the truth, I dont feel like being alone tonight. 說實(shí)話說實(shí)話, 我今晚不

21、想孤單一人。我今晚不想孤單一人。 alone還可作副詞還可作副詞, 意為意為“只有；僅僅；單只有；僅僅；單獨(dú)地獨(dú)地”。如：。如：She lives alone in that house. 她獨(dú)自一人住在那棟房子里。她獨(dú)自一人住在那棟房子里。You cant live on bread alone. 你不能僅靠面包維生。你不能僅靠面包維生。 辨析辨析 alone與與lonely的區(qū)別的區(qū)別 alone側(cè)重于說明獨(dú)自一人側(cè)重于說明獨(dú)自一人,沒有人沒有人陪伴陪伴, 不強(qiáng)調(diào)主觀感情；不強(qiáng)調(diào)主觀感情；lonely形容人時(shí)形容人時(shí), 則表示情感上則表示情感上“孤孤獨(dú)的；寂寞的獨(dú)的；寂寞的”, 常作表語。

22、常作表語。如：如：He was very lonely after his wife left. 他妻子離開后，他很孤獨(dú)。他妻子離開后，他很孤獨(dú)。She feels very lonely. 她感覺很孤獨(dú)。她感覺很孤獨(dú)。practiceHe lives _, but he never feels_.A. lonely; alone B. lonely; lonely C. alone; lonely D. alone; alone根據(jù)漢語提示完成單詞。根據(jù)漢語提示完成單詞。1. Lindas parents are out. She has to stay at home _ (獨(dú)自地獨(dú)自地)

23、.2. The old man lives with his dog in the big house and he feels very _(寂寞的寂寞的). alonelonely Is there life on other planets? There are seven other planets in our (1)_, but (2)_ of them has a(n) (3)_ like that of the earth. Spaceships from the earth have done surveys(調(diào)查調(diào)查) of the other planets, but t

24、hey have not found any life there. Why has no one from other planets tried to (4)_ with us? It is true that scientists have not discovered life on other planets in the (5)_ yet, but some scientists believe that they will find it some day. communicate environment none solar system universe solar syst

25、em noneenvironmentcommunicateuniverseComplete the passage with the words and expressions in the box.Task 5What have the scientists just received? (a message from one of our spaceships)Look at the picture from a science story for children and answer the questions.5Theyve just received a message from

26、one of our spaceships.1. Where has the spaceship landed? (Mars)2. What has the spaceship discovered? (people on Mars)The spaceship has landed on Mars.The spaceship has discovered people on Mars.3. Why have the people on Mars not sent us a message? (do not know how to)4. Why have the people on Mars n

27、ot visited us on the earth? (do not know how to)The people on Mars havent sent us a message because they dont know how to communicate with us.They havent visited us on the earth because they dont know how to fly to our planet.Write a passage to describe the picture. Use your answers to the questions

28、 in Activity 5 to help you.We have just received a message from our spaceship to Mars6Tip: 在寫的過程中要注意句子間的過在寫的過程中要注意句子間的過渡和邏輯關(guān)系。渡和邏輯關(guān)系。Possible answer:We have just received a message from our spaceship to Mars. Our spaceship has discovered aliens there. They have never sent us a message because they d

29、ont know how to communicate with us. They have not visited the earth because they dont know how to fly to our planet, and they prefer life on Mars. They seem very happy on their planet. They have used parts from the other spaceships from the earth to make TVs, radios, etc. We hope they dont do the s

30、ame with this one!本課時(shí)主要短語和句型本課時(shí)主要短語和句型總結(jié)回顧總結(jié)回顧1. hundreds of millions of2. go around3. communicate with4. in space5. However, we have not found life on any other planets yet.6. Scientists have also discovered many other galaxies in the universe. .從括號(hào)內(nèi)選出合適的詞語完成句子。從括號(hào)內(nèi)選出合適的詞語完成句子。1. I went to the concert last night. My five _ (other/others) friends went, too.2. There