2019春九年级英语下册Unit4LifeonMars（第3课时）Reading2教学课件（新版）牛津版.ppt

1、,Life on Mars,9B Unit 4 Reading,Reading 2,Revision A: Answer the following questions about the life on Mars.,When will people move to the planet Mars?Why will we leave our own planet Earth ?How long does the spacecraft need to get to Mars at present ?What might be the speed of the space shuttle by 2

2、100 ?What will the plants that can grow on Mars provide us with ?,By the year 2100.,Because Earth is becoming more and more crowded and polluted.,It takes months.,At half the speed of light.,They will provide us with food and oxygen.,6. What will be a problem for the early settlers on Mars ?7. How c

3、an people prevent this problem ?8. What are the advantages for people on Mars ?9. What can the students do in online schools ?10. Where should the students connect their computers ?,Gravity.,Humans will have to wear special boots to make themselves heavier.,a. More space b. More time c. No school.,T

4、hey can study , do their homework and take exams.,They should connect their computers to an interplanetary network.,Revision B: Fill in the blanks with proper words.,Our own planet , earth , is becoming more and more _ and _. Hopefully, we can build a better world on _ by the year 2100.First , _ sho

5、uld be better . At present , it will take the spacecraft months to carry large _ of people to Mars. By 2100, the _could take only a few hours in space shuttles that travel at half the speed of light.Gravity will be a problem for the early _ on Mars. The gravity on Mars is only about_ of the gravity

6、on Earth . That would be _ because people could _ jump too high and _ _ into space . To _ this , humans on Mars have to wear _ boots to make themselves _. These boots will probably become very _ and there will be _ designs for settlers to _ from.,crowded,polluted,Mars,transport,numbers,journey,settl

7、ers,three-eighths,dangerous,easily,float,away,prevent,special,heavier,fashionable,various,choose,Task1: Please give the phrases as many as possible.,Task2: Important points.,1. At the moment, it may be difficult to imagine ,but many people believe that we will live on the planet Mars , by the year 2

8、100.,We are having English lesson at the moment.,at that moment ; for a moment ;in a moment ;,at the moment,=,at present,=,now,at that moment ; at the moment for a moment ; in a moment ;,A month ago , I dont know how to learn English well. _, I was only satisfied with understanding the main ideas of

9、 the articles . But I know we should speak to improve our English _. So I would like to speak English with you _. Dont go away , we will start _.,At that moment,at the moment,for a moment,in a moment,2.Our own planet ,earth ,is becoming more and more crowded and polluted.,越来越多的年轻人喜欢玩电脑游戏。,More and m

10、ore people like playing computer games.,你越来越漂亮了。,You are more and more beautiful.,more and more + n.,more and more + adj.(多音节),越来越年轻 越来越快 越来越聪明 越来越细心 越来越好 越来越舒服,At the moment , I want you to say a sentence to praise(赞扬) your partner or your best friend with the “comparative + comparative ”.,comparat

11、ive + comparative,越来越,younger and younger,faster and faster,clever and clever,more and more careful,better and better,more and more comfortable,3. At present, our spacecraft are too slow to carry large numbers of people to Mars.,(1).too +adj.+ to do,Sandy 太小了而不能去上学。,Sandy is too young to go to schoo

12、l.,. so . that .cant ,Sandy is so young that she cant go to school.,. adj. +enough to do .,Sandy is not old enough to go to school.,=,=,Its time for you to make sentences with the sentence structures above.,(2) large numbers of .,many,a number of ；the number of,很多人讲汉语。,Large numbers of people speak

13、Chinese.,(1)China has _ 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,=,4. However , by the year 2100, the journey might take only a very short time in space shuttles that travel at half the speed of li

14、ght.,光的速度是300,000,000 米每(per)秒.,汽车正高速行驶。,我们要全速前进。,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(),5.The gravity on Mars is only about three-eighths of that on Earth.,分数构成口诀：,分子用基数词，分母用序数词 分子大于一分母要加S,4/9 1/4 2

15、/3 1/2 5/8 3/4,a quarter,a half,three quarters,four-ninths,two-thirds,five-eighths,6.These boots will probably become very fashionable, and there will be various designs for settles to choose from.,(1) fashionable adj.,fashion,The clothes in the _ show are really _.,fashion,fashionable,n.,请从这些书中挑出一本

16、英语书来。,Please _.,我们选了王做学生会主席。他已经选择去北京度假了。,We chose Wang Ping to be the president of the Students Union.,choose -chose -chosen,choose one English book from these books.,He has already chosen to go to Beijing for the holiday.,(2),7.Life on Mars will be better in many ways.,在很多方面我们都做的很好。,We did well in

17、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 way,in many ways,in some ways,8.Meals will probably be in the form of pills and will not be as tasty as the

18、y are today.,as + adj. / adv. + as,Amy 和sandy 一样苗条。Amy 跳舞没有Sandy跳得优美。,Amy is as slim as Sandy.,Amy doesnt dance as beautifully as Sandy.,not as / so + adj. / adv.+ as,in the form of,Discussion about life on Mars, Not crowded/pollutedHave more spaceRobots will do our work.Students will study at home.

19、People will have more space.People will wear fashionable boots.No traffic jam, Low gravity Food doesnt taste good Travel will make people feel sick. Money is not important Far away from friends on Earth,Advantages,Disadvantages,Task3 : Every group , please give a report.,Task4 : More exercises.,Tran

20、slate the following phrases. 以光速的一半运行 _ 2.在很多方面 _ 飘进太空 _ 4.此刻 _ 首先 _ 6.参加考试 _ compare with _ 8.large numbers of _,travel at half the speed of light,in many ways,float away into space,at the moment / at present,first of all,take exams,与比较,许多的， 大量的,B. Fill in the blanks with the correct formsof the wo

21、rds in the brackets The little boy looked at her _ as she handed out the sweets. (hope)We had a _ meal with her last night. (taste)The river has been _ by waste water from the factory. (pollution)We will be a bit _ in that small room .(crowd)Humans on Mars have to wear special shoes to make themselv

22、es _ .(heavy),hopefully,tasty,polluted,crowded,heavier,C. Translate the following sentences.,1.这些靴子现在很流行。我们店里有很多种不同 款式可供你挑选。 These boots are _ at the moment. There are many different sighs _. 2. 我只能跑到刘翔一半的速度。I can run only_. 3. 这个孩子太矮了，他够不着桌子上的苹果。 The child is _ reach the apples on the table. 4. 我们学

23、校的学生人数只是他们的五分之二。 The number of students in our school is only _ in their school. 5. 食物将会是药片形状的而且不像今天的那么味道好。 Meals will _ and wont _ they are today.,very fashionable,for you to choose from,at half the speed of Liu Xiang,too short to,two-fifths of that,be in the form of pills,be as tasty as,Homework,Finish the exercises on the Handbook of Evaluation (page5-page6)B.,Writing : A Guide to Living on Mars,Thank you !,