九年级下册(初三下期)英语unit4 reading1课件.ppt(课件中不含音视频素材)

1、9B Unit 1 9B Unit 1 Life on Mars Life on MarsReading Reading Change-3 landed on the moon on 14th Dec successfully.Planets in the solar systemMars is the nearest to Earth.MarsEarthThe surface of Mars is a little like the surface of Earth.We can build a better world on .MarsMars One Program in Dutch(荷

2、兰)settlersRead the article quickly and answerWhat is the article mainly about?Life on Mars.The main idea of each paragraphPara.1Para.2Para.3Para.4Para.5Para.6Para.7homegravityschooltransportfood and space travelfood,water and airproblems on Eartha force that keeps us from floating in the airPart 1 P

3、art 2Part 3Part 4Problems on EarthLife on Mars in some waysAdvantages of life on MarsDisadvantages of life on MarsPara.1Para.2-4Para.5-6Para.7Part 1(Para.1)Problems on EarthRead and answer.1.When can we live on the planet Mars?By the year 2100.2.Why do we need to move to Mars?Our own planet,Earth,is

4、 becoming more and more crowded and polluted.crowded and pollutedRead Para.2 and fill in the blanksPart 2(Para.2-4)Life on Mars in some waysspacecraftspace shuttleThey are _ and it takes _ to fly to Mars.too slowmonthsThey travel at _ and it might take _.half speed of lightonly a very short timewhic

5、h is faster,spacecraft or space shuttles?Read Para.3-4 and do some T or F exercises()1.Humans need food,water and air to survive.()2.Plants can produce oxygen and water that humans need.()3.Mars has threes times the gravity of Earth.()4.The boots will be fashionable and there will be different kinds

6、 of designs for settlers to choose from.TFFTfoodthree-eighths ofPart 3(Para.5-6)Advantages of life on Mars1.People will have _ space.2._ will do most of our work.3.Well have more time for _.4.Students will study in _ schools.moreRobotshobbiesonlineRead and fill in the blanksPart 4(Para.7)Disadvantag

7、es of life on Mars1.Meals will probably be in the form of _ and will not be as _ as they are today.2.Space travel makes people feel _ and very _.pillstastyilluncomfortableRead and fill in the blanksLife on MarstransportclothesfoodhomeschoolWhat will be changed on Mars?Life on MarsTransportFoodClothe

8、sHomeSchoolspacecraft space shuttles too slow to carry take only a very short time travel fast to make people develop plants that will produce in the form of Nobody is sure if these plants not as tasty as The gravity on Mars is of This may be dangerous because The settlers have to wear to.fashionabl

9、e and various designs for People may live in a with Robots will do and we will have more a computer connected to at online schools Life on MarsTransport spacecraft space shuttles too slow to carry take only a very short time travel fast to make people Life on MarsFood develop plants that will produc

10、e in the form of Nobody is sure if these plants not as tasty as Life on MarsClothes The gravity on Mars is of This may be dangerous because The settlers have to wear to.fashionable and various designs for Life on MarsHome People may live in a with Robots will do We will have more Life on MarsSchool

11、There will probably be no schools on Mars.a computer connected to at online schools No,it isnt.Life on Mars will be better in many ways.However,in some ways,life on Mars may not be better than life on Earth today.Is life on Mars always better than life on Earth today?Differences between life on Eart

12、h and life on MarsEarth todayMars in 2100It is polluted and crowded.It is clean and has lots of space.Spacecraft are slow.Space shuttles travel _.Gravity is not a problem for us.Only about _ _ on Earth.We can wear many types of shoes.People wear _.We do not have much space.People live in _.We take e

13、xams at school.We take exams at _.We have many kinds of food with different tastes.Meals are just _.at half the speed of light.three-eighths of the gravityspecial boots domes with ten bedroomsonline schoolsin the form of pillsDebate(辩论)(for)(against)Life on Mars is betterbecause1.no pollution 2.more

14、 space3.less homework4.money,not important5.be cared for by robots 1.gravity,not a problem2.many types of clothes and shoes3.many kinds of tasty food VSVSLife on Earth is betterbecauseDo some exercises on the teaching and learning paper.Chinese spacemenOur heroes!Homework1.Read the article aloud mor

15、e often.2.Search the Internet for more information about life on Mars.3.Finish off the exercises on the teaching and learning paper.Discuss the advantages and disadvantages of life on Mars and Earth.Advantages of life on EarthDisadvantages of life on Earth1.2.3.4.1.2.3.4.Advantages of life on MarsDi

16、sadvantages of life on Mars1.2.3.4.1.2.3.4.Advantages DisadvantagesLife on Mars1.Not crowded or polluted2.No heavy traffic3.Wear fashionable boots4.Have more space5.Robots will do our work.6.Have more time for hobbies7.Study at home in online schools 1.Low gravity will be dangerous.2.Food is not fre

17、sh or tasty.3.Travel will make people feel sick.4.Too cold to go outside5.Far away from friends on Earth Advantages DisadvantagesLife on Earth1.Food is tasty and fresh.2.Travel is comfortable.3.We can breathe the air.4.We can go to theatre,concert,etc.1.crowded and polluted2.not much space3.noisy4.n

18、ot very exciting or unusual Problems on the earthcrowdedpollutedlarge populationserious pollutionMars will turn into another Earth in the future.Imagine what life will be like if we live on Mars in the future.Imagine what life will be like if we live on Mars in the future.We will be cared for by rob

19、ots.Robots will help us with our homework.We must wear space helmets to go outside.There will be no pollution.Food will be in the form of pills.Money will not be important.Space travel will make people feel very ill.Look for more information on the Internet.crowded planetspace shuttlesspeed bootsspa

20、ce homerobot settlersonline teachersearchcrowded planetf.The population on Earth is still increasing quickly.Move to space shuttlesc.All about NASAs new model of spacecraft (美国航空航天局美国航空航天局)travel at half the speed of lightspacecraftspace shuttlespeed bootsd.Our shoes can make you walk faster!Special

21、 boots can make settlers heavier.We will float away into space because of low gravity.helmetspacesuitspecial bootsspace homeb.Living in a round house is fun domerobot settlerse.Robots could be the first to live on Robots will do most of our work.online teachera.Need someone to teach you any time,at

22、any place?a computer connected to an interplanetary networkstudy at online schoolsan e-teacherRead the article again and answer some more questions.1.How long does it take to fly to Mars at present?2.How are we going to breathe on Mars?3.Will gravity be a big problem?4.How will we study,do our homew

23、ork and take exams?5.Will the journey to Mars be enjoyable?1.How long does it take to fly to Mars at present?A.Hours.B.Months.C.Years.2.How are we going to breathe on Mars?A.We will carry air tanks.B.Plants will produce oxygen.C.We will live in domes.oxygen3.Will gravity be a big problem?A.No,we will tie ourselves to the planet.B.Yes,many people will get lost.C.No,we will wear special boots.gravityspecial bootsfashionable various designs