《江蘇省儀征市實(shí)驗(yàn)中學(xué)九年級(jí)英語下冊(cè) Unit 4 Life on Mars Period 3課件 （新版）牛津版》由會(huì)員分享，可在線閱讀，更多相關(guān)《江蘇省儀征市實(shí)驗(yàn)中學(xué)九年級(jí)英語下冊(cè) Unit 4 Life on Mars Period 3課件 （新版）牛津版（29頁珍藏版）》請(qǐng)?jiān)谘b配圖網(wǎng)上搜索。
1、 Unit 4 Reading2 Learning aims 1.To learn some language points in the text. 2.To be able to finish some exercises according to the text. Revision A: Answer the following questions about the life on Mars.1. When will people move to the planet Mars?2. Why will we leave our own planet Earth ?3. How lon
2、g does the spacecraft need to get to Mars at present ?4. How long does the spacecraft need to get to Mars in the future ?5. What would food on Mars be like?By the year 2100.Because Earth is becoming more and more crowded and polluted.It takes months.About 20 minutes.Food would probably be in the for
3、m of pills and would not be so tasty.6. What will be a problem for people on Mars ?7. How can people prevent this problem ?8. What are the advantages for people on Mars ?9.Which school would the students study at?10. Where should the students connect their computers ?Gravity.People will have to wear
4、 special boots to prevent themselves from floating off into space.a. More space b. More time to relax c. No school.They would study at online schools withe-teachers.They should connect their computers to an interplanetary network.Revision B: Fill in the blanks with proper words. Our own planet , ear
5、th , is becoming more and more _ and _. Hopefully, we can build a better world on _ by the year 2100. At present , our spacecraft are too slow to carry large numbers of _ to Mars. By 2100, the _might take only 20 minutes in spacecraft that travel at the speed of light. Food on Mars would probably be
6、 in the _ of pills and wound not be so _ as that on the Earth. Gravity could be another problem for people on Mars. The gravity on Mars is only about_ of that on the Earth . People on Mars have to wear special_ to prevent themselves from_off into the space.crowdedpollutedMarspassengersformjourneytas
7、tythree-eighthsbootsfloating Language points. 1.Our own planet, the Earth, is becoming more and more crowded and polluted.more and more crowded 越來越擁擠越來越擁擠more, most 放在多音節(jié)形容詞、副詞前面，幫助構(gòu)放在多音節(jié)形容詞、副詞前面，幫助構(gòu)成比較級(jí)和最高級(jí)。成比較級(jí)和最高級(jí)。如：如：more beautiful, most slowly這里，這里，more and more 用來加強(qiáng)程度，表示越來越用來加強(qiáng)程度，表示越來越怎么樣。相當(dāng)于：
8、怎么樣。相當(dāng)于：more crowded and more crowded而短形容詞則這樣構(gòu)成：而短形容詞則這樣構(gòu)成：bigger and bigger 越來越年輕越來越年輕 越來越快越來越快越來越聰明越來越聰明越來越細(xì)心越來越細(xì)心越來越好越來越好越來越舒服越來越舒服 At the moment , I want you to say a sentence to praise(贊揚(yáng)贊揚(yáng)) your partner or your best friend with the “ “comparative + comparative ” ”.comparative + comparative 越來越
9、越來越y(tǒng)ounger and younger faster and faster clever and clever more and more carefulbetter and better more and more comfortablecrowded用作形容詞，意為用作形容詞，意為“擁擠的擁擠的”。be crowded with意為意為“充滿，擠滿充滿，擠滿”。如：。如：The room was crowded with guests. 房間里擠滿了客人。房間里擠滿了客人。根據(jù)漢語意思完成句子。根據(jù)漢語意思完成句子。1. The bus was so _ (擁擠的擁擠的) that
10、I didnt get on it.2. As we get nearer, the image becomes _ (越來越大越來越大). crowdedbigger and bigger1. At present, our spacecraft are too slow to carry large numbers of passengers to Mars. 目前，我們的宇宙飛船太慢了，無法運(yùn)送大目前，我們的宇宙飛船太慢了，無法運(yùn)送大批的乘客去火星。批的乘客去火星。Large numbers of 表示表示“大量的大量的”= a large number of Large numbers
11、 of people go travelling during the National Day holiday. (1).too +adj.+ to do Sandy 太小了而不能去上學(xué)。太小了而不能去上學(xué)。Sandy is too young to go to school. so . that .can t .Sandy is so young that she can t go to school. adj. +enough to do .Sandy is not old enough to go to school.=It s time for you to make sentenc
12、es with the sentence structures above.large numbers of 許多，大量，許多，大量，修飾修飾_名詞，做主語名詞，做主語時(shí)，謂語動(dòng)詞常用時(shí)，謂語動(dòng)詞常用_形式，相當(dāng)于形式，相當(dāng)于a lot of, many。eg. Large numbers of birds fly to the south every winter.(2) large numbers of . manythe number of 的數(shù)目的數(shù)目 后常接可數(shù)名詞復(fù)數(shù)，做主語時(shí)，謂語動(dòng)詞常用后常接可數(shù)名詞復(fù)數(shù)，做主語時(shí)，謂語動(dòng)詞常用單數(shù)單數(shù)形形式。式。(1)China has _
13、of people.(2) _ of the population of china is 1.3 million.(3) _ my friends came to my birthday party.a (large) number The number A number of=可數(shù)可數(shù)復(fù)數(shù)復(fù)數(shù)eg.The number of tourists starts to tail off in October. 游客在十月份開始逐漸減少。游客在十月份開始逐漸減少。2. With the development of technology, by the year 2100, the journey
14、 might only take about 20 minutes in spacecraft that travel at the speed of light! 隨著技術(shù)的發(fā)展，到隨著技術(shù)的發(fā)展，到2100年，乘坐以光速飛行的年，乘坐以光速飛行的宇宙飛船，行程或許只要大約宇宙飛船，行程或許只要大約20分鐘！分鐘！I was second in the race with a time of 14.2 seconds. 介詞介詞with短語，在句中常用作狀語，表示原因、條短語，在句中常用作狀語，表示原因、條件、時(shí)間、伴隨、方式等。件、時(shí)間、伴隨、方式等。我以我以14.2秒的成績(jī)?cè)诒荣愔形涣械?/p>
15、二。秒的成績(jī)?cè)诒荣愔形涣械诙?。光的速度是光的速度?00,000,000 米每米每(per)秒秒.汽車正高速行駛。汽車正高速行駛。我們要全速前進(jìn)。我們要全速前進(jìn)。The speed of the light is 300,000,000 meter per second.The cars are driving at high speed.We should move at full speed.at the speed of() By the time I got to the station the train had already gone. by 表示表示“到到.為止，截止為止，截止
16、. ”等我到達(dá)火車站時(shí)，火車已經(jīng)開走了。等我到達(dá)火車站時(shí)，火車已經(jīng)開走了。 at a/the speed of 表示表示“以以的速度的速度”The car is moving at a speed of 100 kilometres per hour.小汽車正以每小時(shí)小汽車正以每小時(shí)100公里的速度行駛。公里的速度行駛。4. The gravity on Mars is only about three-eighths of that on Earth.Three-eighths 八分之三八分之三分?jǐn)?shù)在英語中通常是借助于基數(shù)詞和序分?jǐn)?shù)在英語中通常是借助于基數(shù)詞和序數(shù)詞來共同表達(dá)的。其中基數(shù)詞表
17、示分?jǐn)?shù)詞來共同表達(dá)的。其中基數(shù)詞表示分子，序數(shù)詞表示分母。如：子，序數(shù)詞表示分母。如：one-tenth 十分之一十分之一a third 三分之一三分之一注意：分子除用注意：分子除用one外，也可用外，也可用a；two thirds 三分之二三分之二four fifths 五分之四五分之四但是，但是，1/2不能說不能說a (one) second, 而而要說要說 a (one) half。1/4和和3/4可以說可以說 a (one) fourth 和和 three fourths, 但常用但常用a quarter 和和 three quarters表示。表示。如果分子大于如果分子大于1， 分母
18、要用復(fù)數(shù)形式。分母要用復(fù)數(shù)形式。如：如： 選擇題。選擇題。About _ of the students are from foreign countries. A. three four B. three fourthC. third fourth D. three fourths翻譯句子。翻譯句子。我們班五分之三是女生。我們班五分之三是女生。_ the students in my class_ girls.Three-fifths ofareThe air on Mars is much thinner than that on the Earth.在做比較時(shí)，我們常用在做比較時(shí)，我們常
19、用that/those指代句中類指代句中類似或相同的那一部分。此句中似或相同的那一部分。此句中that指代前面的指代前面的gravity.火星上的空氣要比地球上的稀薄的多?；鹦巧系目諝庖鹊厍蛏系南”〉亩唷?.Compared with life on Earth, life on Mars will be better in many pare: examine people or things to see how they are similar and how they are different (v. 比較，對(duì)比比較，對(duì)比)We carefully compared the fir
20、st report with the second.我們仔細(xì)的對(duì)第一份報(bào)告和第二份報(bào)告我們仔細(xì)的對(duì)第一份報(bào)告和第二份報(bào)告進(jìn)行了對(duì)比。進(jìn)行了對(duì)比。compare with 把把相比較相比較 拓展：拓展：compare . to 意為意為“把把比作比作”。Shakespeare compared the world to a stage.莎士比亞把人世比作舞臺(tái)。莎士比亞把人世比作舞臺(tái)。 用用compare with 和和 compare to 的正確形式填空。的正確形式填空。1. He cannot _ Shakespeare as a writer of tragedies.2. You can
21、not _ this war _ the Vietnam war (越南戰(zhàn)爭(zhēng)越南戰(zhàn)爭(zhēng)).compare withcompare toLife on Mars would be interesting as well as challenging.火星上的生活，不僅有挑戰(zhàn)性，還很有趣。火星上的生活，不僅有挑戰(zhàn)性，還很有趣。I want to visit Andrew as well as Martin. as well as 意思為意思為“不但不但而且而且”我想去拜訪安德魯，還有馬丁。我想去拜訪安德魯，還有馬丁。 She shares (in) my troubles as well as my
22、 joys.她與我同甘共苦。她與我同甘共苦。 6.Life on Mars would be better in some ways.在很多方面我們都做的很好。在很多方面我們都做的很好。We did well in many ways.in some ways; in many ways; by the way (1). _, do you know how to get to Xishanqiao school?(2). You are very clever, you are right _. (3). It is a good idea to work alone _.By the wa
23、yin many waysin some ways7.Food would most probably be in the form of pills and would not be so tasty.as + adj. / adv. + asAmy 和和sandy 一樣苗條。一樣苗條。Amy 跳舞沒有跳舞沒有Sandy跳得優(yōu)美。跳得優(yōu)美。Amy is as slim as Sandy.Amy doesn t dance as/so beautifully as Sandy.not as / so + adj. / adv.+ asin the form of 以以形式形式life on M
24、ars Not crowded/polluted Have more space Robots will do our work. Students will study at home. People will have more time to relax. People will wear special designed boots. No traffic jam Low gravity Food doesnt taste good Travel will make people feel sick. Money is not important Far away from frien
25、ds on Earth AdvantagesDisadvantagesEvery group , please give a report.Do More exercises.A.Translate the following phrases.1.以光速運(yùn)行以光速運(yùn)行 _ 2.在很多方面在很多方面 _3.飄進(jìn)太空飄進(jìn)太空 _ 4.現(xiàn)在，目前現(xiàn)在，目前 _pare with _ 6.large numbers of _travel at the speed of light in many waysfloat off into space at present與與比較比較許多的，許多的， 大量的
26、大量的B. Fill in the blanks with the correct forms of the words in the brackets1.We had a _ meal with her last night. (taste)2. The river has been _ by waste water from the factory. (pollution)3. We will be a bit _ in that small room .(crowd)4. Humans on Mars have to wear special shoes to prevent thems
27、elves from_ .(float)tastypollutedcrowdedfloatingPost-taskTranslate the following sentences.1. 我只能跑到劉翔一半的速度。我只能跑到劉翔一半的速度。 I can run only_.2. 這個(gè)孩子太矮了，他夠不著桌子上的蘋果。這個(gè)孩子太矮了，他夠不著桌子上的蘋果。The child is _ reach the apples on the table.3. 我們學(xué)校的學(xué)生人數(shù)只是他們的五分之二。我們學(xué)校的學(xué)生人數(shù)只是他們的五分之二。The number of students in our school
28、 is only _ in their school.4. 食物將會(huì)是藥片形狀的而且不像今天的那么味道好。食物將會(huì)是藥片形狀的而且不像今天的那么味道好。Meals will _ and wont _ they are today.at half the speed of Liu Xiangtoo short to two-fifths of thatbe in the form of pillsbe as tasty as Task 2:Feedback the learning aims 1.To learn some language points in the text. 2.To be able to finish some exercises according to the text.
江蘇省儀征市實(shí)驗(yàn)中學(xué)九年級(jí)英語下冊(cè) Unit 4 Life on Mars Period 3課件 （新版）牛津版
