高一英語(yǔ)UNIT4 reading課件 新人教版必修3

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1、Unit 4Astronomy: the science of the starsWarming up & reading Teaching aims: Enable students to improve their listening skills and reading ability. Enable students to understand the development of gravity and how gravity affects us in different times and places. Arouse students interest to search fo

2、r the mystery of space.Emphasis: Words and expressions: gravity, float, cheer up, now that, break out, etc Astronomic knowledge like gravity and black hole.WARMING UP Think about these questions and then discuss them with your partner. 1. In our solar system eight planets circle around the sun. What

3、 are they? Can you match the names with the planets? 2. What interests you in astronomy? Do you know any questions that astronomers are interested in?THE SOLAR SYSTEM Can you name each planet correctly using the letters given in the table below? A.地球地球 _B. 木星木星 _C.火星火星 _D.水星水星 _E. 海王星海王星 _F. 冥王星冥王星

4、_G. 土星土星 _H. 天王星天王星 _I. 金星金星 _EarthJupiterMarsMercuryNeptunePlutoSaturnUranusVenusPRE-READING1. Do you know each religion or culture has its own ideas about the beginning of the universe? In China, we all know that Pangu separates the sky from the earth.Pangu separates the sky from the earth 中國(guó)神話傳說(shuō)中

5、有盤古開天地的說(shuō)法。巨人盤古用一把中國(guó)神話傳說(shuō)中有盤古開天地的說(shuō)法。巨人盤古用一把利斧劈開混沌利斧劈開混沌,將天地分開。死后將天地分開。死后,他的氣息化成風(fēng)和云他的氣息化成風(fēng)和云,聲聲音變成轟轟的雷聲音變成轟轟的雷聲,左眼化為太陽(yáng)左眼化為太陽(yáng),右眼化為月亮右眼化為月亮,手足與四手足與四肢變成大地的四極與五方的名山肢變成大地的四極與五方的名山,血液化成江河血液化成江河,筋脈鋪成筋脈鋪成道路道路,肌肉形成田地肌肉形成田地,須發(fā)成為星星須發(fā)成為星星,牙齒和骨骼化為金屬、牙齒和骨骼化為金屬、珍珠、玉石珍珠、玉石,汗水成為滋潤(rùn)萬(wàn)物生長(zhǎng)的甘霖和雨露。汗水成為滋潤(rùn)萬(wàn)物生長(zhǎng)的甘霖和雨露。Other legen

6、ds about the beginning of universeTHE BIBLICAL ACCOUNTDay 1: God spoke and separated light from darkness creating Day and Night Day 2: God spoke and separated the water creating sky and ocean Day 3: God spoke and created dry land Day 4: God spoke and created the sun, moon and stars Day 5: God spoke

7、and created living creatures in the air and sea Day 6: God spoke and created the land animals and man Day 7: God rested and blessed this day calling it Holy India Brahma is the god first represented in the Hindu Triad. He is the creator of the universe and all living beings are said to have evolved

8、from him.2. Do you know what a scientific idea is? It should be an idea coming from scientific theory. 想一想想一想 HOW LIFE BEGAN ON THE EARTH?Reading1. Where do we come from? Or we can say: Who are our ancestors? 2. Do you really think space flights are meaningful?3. Why is the earth the only one of all

9、 the plants on which life can survive?Cooperative learning海洋里的細(xì)胞開始分裂海洋里的細(xì)胞開始分裂 登陸登陸爬行動(dòng)物爬行動(dòng)物恐龍恐龍Mammals人類的興起人類的興起 Do you know what it was like before life appeared on earth?可以演化成低級(jí)生命的小液滴;水泡狀的太空原始生命體It was full of water.Big BangGasNew starsDying starsremnants平面圖平面圖1948年，美國(guó)物理學(xué)家伽莫夫提出了宇宙大爆炸年，美國(guó)物理學(xué)家伽莫夫提出了

10、宇宙大爆炸學(xué)說(shuō)。他認(rèn)為：我們所觀測(cè)到的宇宙始于學(xué)說(shuō)。他認(rèn)為：我們所觀測(cè)到的宇宙始于150億前的一億前的一次爆炸事件。次爆炸事件。 爆炸之初，宇宙是一個(gè)極度高溫、高密度的爆炸之初，宇宙是一個(gè)極度高溫、高密度的“輻輻射地獄射地獄”，物質(zhì)只能以中子、質(zhì)子、電子、光子和中微，物質(zhì)只能以中子、質(zhì)子、電子、光子和中微子等基本粒子形態(tài)存在。宇宙爆炸之后不斷膨脹，導(dǎo)致子等基本粒子形態(tài)存在。宇宙爆炸之后不斷膨脹，導(dǎo)致溫度和密度很快下降。隨著溫度的下降，逐步形成原子溫度和密度很快下降。隨著溫度的下降，逐步形成原子核、原子、分子，并復(fù)合成通常的氣體。氣體逐漸凝聚核、原子、分子，并復(fù)合成通常的氣體。氣體逐漸凝聚成星云

11、，星云進(jìn)一步形成各種各樣的恒星和星系，形成成星云，星云進(jìn)一步形成各種各樣的恒星和星系，形成現(xiàn)在我們所看到的宇宙?，F(xiàn)在我們所看到的宇宙。 宇宙大爆炸學(xué)說(shuō)的主要證據(jù)宇宙大爆炸學(xué)說(shuō)的主要證據(jù) (1) 星系距離越遠(yuǎn)，退行速度越大（紅移）星系距離越遠(yuǎn)，退行速度越大（紅移） (2) 3K宇宙微波背景輻射（宇宙微波背景輻射（1978年諾貝爾物理獎(jiǎng)）年諾貝爾物理獎(jiǎng)） (3) 宇宙氦豐度（宇宙氦豐度（76%的氫和的氫和24%的氦）的氦） 從從19481948年伽莫夫建立熱大爆炸的觀念以來(lái)，通過(guò)年伽莫夫建立熱大爆炸的觀念以來(lái)，通過(guò)幾十年的努力，為我們勾畫出這樣一部宇宙歷幾十年的努力，為我們勾畫出這樣一部宇宙歷史史

12、：大爆炸開始時(shí)大爆炸開始時(shí) 150200億年前，極小體積，極高億年前，極小體積，極高密度，極高溫度。密度，極高溫度。 大爆炸后大爆炸后10-43秒秒 宇宙從量子背景出現(xiàn)。宇宙從量子背景出現(xiàn)。 大爆炸后大爆炸后10-35秒秒 同一場(chǎng)分解為強(qiáng)力、電弱力和引同一場(chǎng)分解為強(qiáng)力、電弱力和引力。力。 大爆炸后大爆炸后10-5秒秒 10萬(wàn)億度，質(zhì)子和中子形成。萬(wàn)億度，質(zhì)子和中子形成。 大爆炸后大爆炸后0.01秒秒 1000億度，光子、電子、中微子為億度，光子、電子、中微子為主，質(zhì)子中子僅占主，質(zhì)子中子僅占10億分之一，熱平衡態(tài)，體系急億分之一，熱平衡態(tài)，體系急劇膨脹，溫度和密度不斷下降。劇膨脹，溫度和密度不

13、斷下降。 大爆炸后大爆炸后0.1秒后秒后 300億度，中子質(zhì)子比從億度，中子質(zhì)子比從1.0下降下降到到0.61。 大爆炸后大爆炸后1秒后秒后 100億度，中微子向外逃逸，億度，中微子向外逃逸，正負(fù)電子湮沒(méi)反應(yīng)出現(xiàn)，核力尚不足束縛中正負(fù)電子湮沒(méi)反應(yīng)出現(xiàn)，核力尚不足束縛中子和質(zhì)子。子和質(zhì)子。 大爆炸后大爆炸后13.8秒后秒后 30億度，氘、氦類穩(wěn)定原億度，氘、氦類穩(wěn)定原子核（化學(xué)元素）形成。子核（化學(xué)元素）形成。 大爆炸后大爆炸后35分鐘后分鐘后 3億度，核過(guò)程停止，尚億度，核過(guò)程停止，尚不能形成中性原子。不能形成中性原子。 大爆炸后大爆炸后30萬(wàn)年后萬(wàn)年后 3000度，化學(xué)結(jié)合作用使度，化學(xué)結(jié)合

14、作用使中性原子形成，宇宙主要成分為氣態(tài)物質(zhì)，中性原子形成，宇宙主要成分為氣態(tài)物質(zhì)，并逐步在自引力作用下凝聚成密度較高的氣并逐步在自引力作用下凝聚成密度較高的氣體云塊，直至恒星和恒星系統(tǒng)。體云塊，直至恒星和恒星系統(tǒng)。READINGScanning1. What was there on the earth before life could begin? Water vapour, carbon dioxide, oxygen, nitrogen and other gases.2. Why do scientists think there has never been life on the

15、 moon? Because there is no water on the moon.3. Why did animals first appear in the seas? Because water allowed the earth to dissolve harmful gases into the oceans and seas. 4. Why did green plants help life to develop? Because green plants can take carbon dioxide from the atmosphere and fill the ai

16、r with oxygen.5. Why were mammals different from other animals? They were different because they produced their young from within their bodies. READ THE PASSAGE QUICKLY AND FIND OUT THE ANSWERS TO THE QUESTIONS BELOW. 1. Whats the main idea of the text? 2. How many parts can the text be divided into

17、? Whats the main idea for each part? 1. Whats the main idea of the text?How life began on the earth.2. How many parts can the text be divided into?Two parts:Part 1 (para 1)Part 2 (para2.3.4)Water made it possible for life begin to develop.The development of living things.Fill in the blanks with the

18、proper words:After the_,the earth was a cloud of_. Later the dust began to_ Into_. And then it _ loudly with fireand rock,which were in time to _ the water vapour,carbon dioxide, which were tomake the earths_.As the earth _ down,_ began to _ on its surface. Water had _ from planets orsatellites,but

19、it _on the earth.That madeit possible for life to begin to _.energetic dustcombineexplodedproducecooledappear disappearedstayed develop“ “Big Bang”a ball atmospherewaterFill in the blanks with the proper verbs: The arrival of _ encouraged the _of early _. Many millions of years later _ began to appe

20、ar_. Later _ appeared. Some were_. Others called _,were able to live on lands well as _. When the plants grew into forests, _appeared for the first time. After they disappeared,_became more important. They were the last group of animals different from because they _from within their bodies.developme

21、nt shellfish and all sorts of fish on land land animalsamphibians dinosaurs mammals produced small plants the fist green plants insects in the seaCOMPREHENDING 1. Read the passage carefully and analyse its structure. Write down the main idea for each paragraph. (P27) A widely accepted theory about t

22、he formation of universeParagraph 1: The formation of the earth.Paragraph 2: The importance of water for life.Paragraph 3: The development of plants and animals on the earth.Paragraph 4: The arrival of humans and their impact on the earth.Paragraph 5: 2. Put the order of development of life into a t

23、imeline. Use the reading passage to help you. 10- 7- 3- 8- 4- 9- 6- 1- 5- 2- 12-113. Think about what you have read and discuss these questions in pairs. 1. Because the water remained on the earth. 2. Because plants provide oxygen for animals to breathe. 3. Because dinosaurs died out long before hum

24、an beings developed on the earth. 4. The name is Pluto. Scientists now think it is too small to be called a plants. 5. Human beings caused global warming. 1. The earth became violent because it was not clear whether the solid shape was to last or not. whether可以引導(dǎo)主語(yǔ)從句、表語(yǔ)從句、賓語(yǔ)從句和可以引導(dǎo)主語(yǔ)從句、表語(yǔ)從句、賓語(yǔ)從句和同位語(yǔ)

25、從句同位語(yǔ)從句;而而if只能引導(dǎo)賓語(yǔ)從句。只能引導(dǎo)賓語(yǔ)從句。Explanation1) 引導(dǎo)賓語(yǔ)從句既可以用引導(dǎo)賓語(yǔ)從句既可以用whether, 也可以用也可以用if,兩者?？梢曰Q。兩者?？梢曰Q。 He asked me whether / if I could lend him my bike. Could you tell us whether / if it snows in winter in Australia?值得注意的是值得注意的是：whether 和和if都可以和都可以和or not連用連用,但是但是whether之后可以直接跟之后可以直接跟or not,而而if則不能則不

26、能,如：如： I dont care whether or not your car breaks down.I dont know whether or not hes coming.但是不可以說(shuō)：但是不可以說(shuō)：I dont care if or not your car breaks down. whether引導(dǎo)的從句一般不可以為引導(dǎo)的從句一般不可以為否定結(jié)構(gòu)否定結(jié)構(gòu)(選擇問(wèn)句的后一部分除選擇問(wèn)句的后一部分除外外);而而if則可以跟否定結(jié)構(gòu)則可以跟否定結(jié)構(gòu),如如: I dont care if she doesnt come. I dont care if it doesnt rain.

27、 但是但是,在某些動(dòng)詞或形容詞之后在某些動(dòng)詞或形容詞之后,則則可以用可以用whether引導(dǎo)一個(gè)否定結(jié)構(gòu)的引導(dǎo)一個(gè)否定結(jié)構(gòu)的句子句子,這種結(jié)構(gòu)往往表示肯定的含義這種結(jié)構(gòu)往往表示肯定的含義,如：如： I wonder whether he doesnt think too much of himself. 其意思相當(dāng)于其意思相當(dāng)于:I think he does think too much of himself.在個(gè)別動(dòng)詞之后在個(gè)別動(dòng)詞之后, 如如discuss 等等, 只只跟用跟用whether引導(dǎo)的賓語(yǔ)從句引導(dǎo)的賓語(yǔ)從句, 如如: They discussed whether they s

28、hould close the shop. We discussed whether Mary could join us.whether 可以引導(dǎo)從句作介詞的可以引導(dǎo)從句作介詞的賓語(yǔ)賓語(yǔ),而而if則不能則不能,如：如： Im not interested in whether theyll go or not.whether可以直接跟動(dòng)詞不定式可以直接跟動(dòng)詞不定式連用連用,而而if則不能則不能, 如如: I didnt know whether to laugh or to cry. She hasnt decided whether to go or not.2) 引導(dǎo)主語(yǔ)從句引導(dǎo)主語(yǔ)從句

29、 (包括從句在句首的位包括從句在句首的位置置) 應(yīng)當(dāng)用應(yīng)當(dāng)用whether, 不用不用if, 如：如： Whether it is true remains a problem. Whether he will come, I am not sure.3) 引導(dǎo)表語(yǔ)從句用引導(dǎo)表語(yǔ)從句用whether,不用不用if,如如: The question is whether you should accept it. The question is whether he will speak at the meeting. 4) 引導(dǎo)同位語(yǔ)從句用引導(dǎo)同位語(yǔ)從句用whether,不用不用if,如如:

30、The question whether hell attend the meeting is essential. I am in doubt whether I should agree to the plan. 2. It exploded loudly with fire and rock. They were in time to produce the water vapour. in time: sooner or later; eventually; Ill see him in time. in time (for sth. /to do sth.): not late Sh

31、e will be back in time to prepare dinner. 與與time相關(guān)的短語(yǔ)相關(guān)的短語(yǔ): in no time 立刻立刻,馬上馬上 at times 有時(shí)有時(shí) at a time 每次每次;依依次次 once upon a time 從前從前 on time 按時(shí)按時(shí);準(zhǔn)時(shí)準(zhǔn)時(shí)at one time 從前從前for the time being 暫時(shí)暫時(shí)from time to time 不時(shí)地不時(shí)地3. as the earth cooled down, water began to appear on its surface. 隨著地球的冷卻隨著地球的冷卻,

32、地地球的表面就開始出現(xiàn)了水。球的表面就開始出現(xiàn)了水。1) cool down 變涼變涼, 冷卻冷卻2) appear “出現(xiàn)出現(xiàn),似乎似乎”是不及物是不及物動(dòng)詞當(dāng)表示動(dòng)詞當(dāng)表示 “似乎似乎,好像好像”時(shí)是系時(shí)是系動(dòng)詞動(dòng)詞,該詞無(wú)被動(dòng)語(yǔ)態(tài)。該詞無(wú)被動(dòng)語(yǔ)態(tài)。 Our teacher appeared on TV this morning.I. 含義上的差異含義上的差異 appear 是指根據(jù)事物的外表表象做是指根據(jù)事物的外表表象做出判斷的出判斷的, 但實(shí)質(zhì)上并不一定如此但實(shí)質(zhì)上并不一定如此; seem是表示說(shuō)話人主觀上的判斷是表示說(shuō)話人主觀上的判斷, 暗含有一定的根據(jù)暗含有一定的根據(jù), 往往接近事

33、實(shí)的往往接近事實(shí)的判斷判斷; look是根據(jù)視覺(jué)印象而得出的是根據(jù)視覺(jué)印象而得出的判斷判斷, 實(shí)質(zhì)上也可能如此。實(shí)質(zhì)上也可能如此。She is fifty but she appears young. 她五十歲了她五十歲了,但看起來(lái)很年輕。但看起來(lái)很年輕。(其實(shí)其實(shí)并非如此并非如此) Se seems young. (I think he is rich.) 她看起來(lái)很年輕。她看起來(lái)很年輕。(根據(jù)個(gè)人的主觀判根據(jù)個(gè)人的主觀判斷而推斷出斷而推斷出) She looks young. 她很年輕。她很年輕。(從他從他外表可出感覺(jué)出外表可出感覺(jué)出) II. 用法上的差異用法上的差異 a. appear

34、, look, seem 后均可帶名詞、后均可帶名詞、形容語(yǔ)、形容語(yǔ)、to be 結(jié)構(gòu)。結(jié)構(gòu)。 The man who came yesterday appeared / seemed / looked an honest man . 昨天來(lái)的那個(gè)人看來(lái)是一個(gè)誠(chéng)實(shí)的人。昨天來(lái)的那個(gè)人看來(lái)是一個(gè)誠(chéng)實(shí)的人。b. look 可用于進(jìn)行時(shí)可用于進(jìn)行時(shí),而而 seem, appear 一般不能。一般不能。 He is looking very happy. 他現(xiàn)在看起來(lái)很高興。他現(xiàn)在看起來(lái)很高興。 Remember !c. appear 和和 seem 之后可接動(dòng)詞不之后可接動(dòng)詞不定式的一般式、完成式以

35、及其他形定式的一般式、完成式以及其他形式式,而而 look 之后除了能接之后除了能接to be 結(jié)構(gòu)結(jié)構(gòu)外外,不接其它動(dòng)詞不定式形式。不接其它動(dòng)詞不定式形式。 She appeared to agree with you. 他好像同意你的意見。他好像同意你的意見。 They dont seem to have read this novel. 他們好像沒(méi)有讀過(guò)這本他們好像沒(méi)有讀過(guò)這本小說(shuō)。小說(shuō)。d. look, seem 能與介詞能與介詞 like 構(gòu)成習(xí)構(gòu)成習(xí)語(yǔ)，意思是語(yǔ)，意思是“看上去象看上去象”, 而而 appear 卻不能。例如卻不能。例如: It seems like years s

36、ince I last saw you . 自從上次見到你后自從上次見到你后,好像好像很久沒(méi)有見到你了。很久沒(méi)有見到你了。 He looks like a student. 他看起來(lái)象個(gè)學(xué)生。他看起來(lái)象個(gè)學(xué)生。e. seem, look 后均可接后均可接 as if , as though 引導(dǎo)的表語(yǔ)從句引導(dǎo)的表語(yǔ)從句,從句中既從句中既可用陳述語(yǔ)氣也可用虛擬語(yǔ)氣可用陳述語(yǔ)氣也可用虛擬語(yǔ)氣,而而 appear 則不能。則不能。 It seemed / looked as if he had been to Beijing. 看起來(lái)他去過(guò)北看起來(lái)他去過(guò)北京。京。f. appear 和和seem 均

37、可接均可接 that 引引導(dǎo)的從句導(dǎo)的從句,而而 look 不能。不能。 It seems / appears that we wont finish this work today. 我們好像今天完不成這項(xiàng)工作。我們好像今天完不成這項(xiàng)工作。 g. appear 和和 seem 可用于可用于there be 結(jié)構(gòu)中結(jié)構(gòu)中,而而 look 不能。如不能。如: There appears to have been an accident . 好像出了一次事故。好像出了一次事故。4. They laid eggs too. 它們也生蛋。它們也生蛋。 lay-laid-laid-laying 放放,

38、把把. 放放在在.; 產(chǎn)卵產(chǎn)卵 He laid his books on the desk.注意注意: lay (laid; laid; laying) 放置放置;產(chǎn)卵產(chǎn)卵 lie (lay; lain; lying) 躺躺;位于位于 lie (lied; lied; lying) 說(shuō)謊說(shuō)謊 The naughty boy _ to me that the hen that _ there just now had_ two eggs the day before.A. laid; laid; laid B. laid; lay; lainC. lied; laid; lain D. lied

39、; lay; laidD5. They are putting too much carbon dioxide into the atmosphere, which prevents heat from escaping from the earth into space. 他們把太多的二氧化碳釋放到大氣他們把太多的二氧化碳釋放到大氣層中層中,這就是使得熱量不能從地球這就是使得熱量不能從地球上散發(fā)到太空中去。上散發(fā)到太空中去。The rules are intended to prevent accidents. (防止防止)What can we do to prevent this acc

40、ident (from) happening?prevent sth. / sb. (from) doing sth. 制止制止(防止防止)某人某人(某物某物)做某事做某事I intend to go and nothing you do can prevent me! (阻止阻止)Nothing can prevent this plan from being carried out. 注意注意:與與prevent sb. from doing sth.類似結(jié)構(gòu)的有類似結(jié)構(gòu)的有keep/stop sb. from doing sth.,但但keep sb. from doing sth.中中

41、from不可省略不可省略prevent / stop sb. from doing sth.中的中的from可可省省,但如在被動(dòng)語(yǔ)態(tài)中但如在被動(dòng)語(yǔ)態(tài)中,他們中的他們中的from都不可省。都不可省。6. the earth may become too hot to lives on. 地球可能會(huì)因此變得太熱而不適地球可能會(huì)因此變得太熱而不適合生物的生存。合生物的生存。 有關(guān)有關(guān)too的一些用法的一些用法1) too作作 “太太” 講。講。 There is too much water.水太多了。水太多了。 This shirt is too large for me. 這襯衫我穿起來(lái)太大。這

42、襯衫我穿起來(lái)太大。 The problem is rather too hard for me. 這個(gè)問(wèn)題對(duì)我來(lái)說(shuō)太難了。這個(gè)問(wèn)題對(duì)我來(lái)說(shuō)太難了。2) 當(dāng)當(dāng)“too adj.(形容詞形容詞)inf.(動(dòng)動(dòng)詞不定式詞不定式)”時(shí)時(shí),有兩種不同的意義有兩種不同的意義,一種為一種為“太太以至以至(不不)”, 在在翻譯時(shí)要加上一個(gè)否定詞翻譯時(shí)要加上一個(gè)否定詞;另一種另一種是是“太太”,語(yǔ)意肯定語(yǔ)意肯定, 但但too后的后的形容詞常用形容詞常用ready, heavy, beautiful等。等。The question is too hard to understand.問(wèn)題太難問(wèn)題太難,理解不了。理

43、解不了。He is too proud to see his own shortcomings. 他太驕傲了以至于看不到自己的缺點(diǎn)。他太驕傲了以至于看不到自己的缺點(diǎn)。You are too ready to find fault with others.你太愛(ài)挑別人的毛病了。你太愛(ài)挑別人的毛病了。 3) 當(dāng)當(dāng)“only/all/not/buttoo adj. (形容詞形容詞) inf. (動(dòng)詞不定動(dòng)詞不定式式)”時(shí)時(shí), 后面的動(dòng)詞不定式在翻譯后面的動(dòng)詞不定式在翻譯時(shí)不必加否定詞。時(shí)不必加否定詞。only等與等與too連連用等于用等于very (非常非常)。I shall be only too

44、 pleased to hear from you further. 我非常歡迎你再來(lái)信。我非常歡迎你再來(lái)信。They are but too glad to do so. 他們非常喜歡這么做。他們非常喜歡這么做。 We are only too pleased to work together with the workers. 我們和工人們一起勞動(dòng)我們和工人們一起勞動(dòng), 非常高興。非常高興。4) 在在“cannotcan never.too”結(jié)構(gòu)中，應(yīng)理解為結(jié)構(gòu)中，應(yīng)理解為“無(wú)論怎無(wú)論怎樣樣也不會(huì)過(guò)分也不會(huì)過(guò)分”。 You cannot praise him too highly. 你無(wú)論

45、怎樣表?yè)P(yáng)他也不你無(wú)論怎樣表?yè)P(yáng)他也不過(guò)分。過(guò)分。 We cannot be too careful in doing experiments. 我們做實(shí)驗(yàn)無(wú)論怎樣小心也不過(guò)分。我們做實(shí)驗(yàn)無(wú)論怎樣小心也不過(guò)分。You can never be too careful of your health. 你越注意健康越好。你越注意健康越好。5) 當(dāng)當(dāng)too用于數(shù)量增減時(shí)用于數(shù)量增減時(shí),表示表示“過(guò)過(guò) (多、少、長(zhǎng)等多、少、長(zhǎng)等)”的意思。的意思。 It is too long by half. 它長(zhǎng)了一半。它長(zhǎng)了一半。 He has given me six too many (few).他多他多(少少

46、) 給了我六個(gè)。給了我六個(gè)。 This rod is 3 inches too long. 這桿長(zhǎng)了這桿長(zhǎng)了3英寸。英寸。- Are you going to the football game?- No. The tickets are _ expensive for me. A. very much B. far too C. highly D. so much解析解析: too+形容詞形容詞+for sb. 表示表示“太太”, far 可置于可置于too前表示前表示程度。程度。B 7. Whether life will continue on the earth for million

47、s of years to come will depend on whether this problem can be solved. 在未來(lái)的千百萬(wàn)年中在未來(lái)的千百萬(wàn)年中,生命能否在生命能否在地球一延續(xù)將取決于這個(gè)問(wèn)題能否地球一延續(xù)將取決于這個(gè)問(wèn)題能否得到解決。得到解決。 depend vi. 相信相信,信賴信賴;依靠依靠,依賴依賴 (尤指錢尤指錢); 視視而定而定 You can depend on John he is always on time. 你可以相信約翰你可以相信約翰,他總是很準(zhǔn)時(shí)。他總是很準(zhǔn)時(shí)。相關(guān)短語(yǔ)：相關(guān)短語(yǔ)：believe sb. 相信某人（所說(shuō)的話）相信某人（所

48、說(shuō)的話）believe in sb. 信任信任/信賴某人信賴某人trust (in) sb. 相信相信/信任信任/信賴某人信賴某人depend oncount on sb. rely on 信任信任/相信相信/依賴依賴/依靠某人依靠某人Tell him what you want to say; hes a man to _. A. count B. believe C. trust D. depend 解析解析:相信相信/信賴某人信賴某人:count on sb./believe in sb./depend on sb./trust (in) sb.C Surf the Internet to find more information about Astronomy and you are expected to present it to your peer in the next class.Homework