决赛a-visit-to-the-moon最新[1]

1、How many satellites do you know the earth has?Unit 4Super PKWe will, we will rock youTeaching aims1)To master the following words and phrases: spaceship pull float weight Cheer up break out now that 2) To develop students reading skills 3) To get students to read the science fiction story 4) To stim

2、ulate students interest in astronomy and space travelLook at the pictures and think: where are they? why they can fly like this?Step1: Lead-in where are they? why can they fly like this?Project: about ChangE-1 Chinas first lunar probe ChangE-1(嫦娥一号（ChangE1）是中国的首个月球探测器)Who is the first Chinese astron

3、aut to go into space?Who is the first man landing on the moon?1Yang LiweiArmstrong (America, 1969)2What was the date when China launched Change I successfully? A.October 24th,2007 B.November 5th, 2007C. November 22nd,20074So far, how many countries have succeeded in sending people up to space?Three3

4、New wordsspaceshippullfloatCabinexhaustingWeightlesslynow that cheer upBreak outn.宇宙飞船宇宙飞船n.拉，拉力拉，拉力v.漂浮漂浮n.船舱船舱adj.筋疲力尽的筋疲力尽的adv.失重地失重地既然既然感到高兴，欢呼感到高兴，欢呼(战争、火灾等）爆发战争、火灾等）爆发Step 2 ReadingTask 1 SkimmingFinish the following questions 1. Who do I travel to the moon with ?2. How did we travel to the mo

5、on?3. How many times would the force of gravity change on our journey? 4. Which change would be the most powerful? Task 1 Skimming1. Who do I travel to the moon with ?2. How did we travel to the moon?Li Yanping , an astronomerby spaceship3. How many times would the force of gravity change on our jou

6、rney? 4.Which change would be the most powerful?the first timeThree timesTask 2: Scanning Para1Para2Para3Para4 A. The things I did on the moon. B. We turned back to the earth.C. Last month, we visited the moon.D. How the force of gravity changed when we traveled from the earth to the moon. Main idea

7、 for each paragraphTask 3 Careful readingFind out how the gravity changed for Li Yanping in different times.The timeThe gravity changedLeave the earthIn spaceOn the moon3. The gravity became very light.1.The pull of gravity became very strong.2. The gravity disappeared and floated weightlessly. 1.Th

8、e force of gravity would change 3 times on their journey.2.His weights changed three times too. Now write them down.The timeThe weight changedLeave the earthIn spaceleave the moonVery heavy, then the weight lessenedHe had no weight and could float around like a feather. The mass will be less, then t

9、he weight increased againStep3 Further exploration If you visit the moon1. what problems will you meet with?2. To solve these problems, what things will you take?Discussion:The problems might be:How to breathe?How to eat? How to move around? Please take down some notes while discussing, after discus

10、sion, please report it. Example: If I visit the moon, I might have .problems: The first one is Because To solve this problem, I would take with me. The second one is Problem1:how to breathe I will have to carry my Oxygen Tanks ifI go to the moon . This is because thereis no air on the moon. I will p

11、ut the Oxygen Tanks on my back so that I can breathe all the time. Problem 2: how to eatI will have to take my food with me.Because the gravity of the moon is not as strong as the earths, the food will float away. I need bring Space Food that I can eat more easily.Problem 3: how to move around My la

12、st problem is how to move aroundon the moon. I may find it more difficult to move around on the moon. I will need a bit of practice, once I get the hang of it, I wont fall over.How to cool youYou might have 4 main problems:How to breatheproblemsWhat to eatWhat to wear spacesuitoxygen tanksspace food

13、things needed on the moonIf you follow this advice, I think you will have a good time on the moon. water 地球引力 the force of gravity 离开离开 be off 逃离地球的引力逃离地球的引力 escape the pull of the earths gravity 减少重量减少重量 lessen the weight. 1. I was lucky enough to have a chance to make a trip into space. have a cha

14、nce to do sth. Mary is very happy that she has a chance to make a trip into space. 3. . “walking does need a bit of practice now that gravity has changed.” .既然引力改变了，走路也的确需要既然引力改变了，走路也的确需要练一练了。练一练了。 now that同同since相似，语气较弱，强相似，语气较弱，强调人们已知的事实。调人们已知的事实。Translation:1. 既然你忙既然你忙, 就让我给你做吧。就让我给你做吧。Now that y

15、ou are busy, let me do it for you.2. 既然人都齐了既然人都齐了, 咱们开始干吧。咱们开始干吧。Now that everyone is here lets start work 4. We watched, amazed as fire broke out on the outside of the spaceship as the earths gravity increased. break out 它与它与happen, take place, come out等等词的用法一样，是不及物动词，不能带宾词的用法一样，是不及物动词，不能带宾语，不能用于被动

16、语态。语，不能用于被动语态。 1) 战争爆发战争爆发The American Civil War broke out in 1861. 美国内战爆发于美国内战爆发于1861年。年。 2) 发生争吵发生争吵A quarrel broke out between them. 他们之间发生了争吵。他们之间发生了争吵。3) (火灾火灾)发生发生 A fire broke out in his house last night. 昨晚他家里失火了。昨晚他家里失火了。与与break相关的短语相关的短语: break down 打破打破; 毁掉毁掉; 破除破除; 坍塌坍塌; 坏掉坏掉 break in 破门

17、而入破门而入; 打断打断7. cheer up; cheer sb. up 感到高兴振奋感到高兴振奋 8. masses of 许多，大量许多，大量9. get the hang of 熟悉熟悉,掌握掌握,理解理解10. exhausting (sth); exhausted (sb)1). “A + be + 倍数倍数 + as +形容词原级形容词原级 + as + B”. This tree is three times as tall as that one. His father is twice as old as he.2). “A + be + 倍数倍数 +形容词比较级形容词比较

18、级 + than + B ” 5. not be as strong a pull as the earths I was carried twice as far as on the earth and fell over. The Yangtze River is almost twice longer than the Pearl River. 长江差不多比珠江长两倍。长江差不多比珠江长两倍。 The number of students in our school is three times larger than that in theirs. 我们学校的学生数量比他们学校的多我们

19、学校的学生数量比他们学校的多三倍。三倍。 3). “A + be + 倍数倍数 + the +名词名词 (size, length, amount) + of + B” The newly broadened square is four times the size of the previous one. 新扩建的广场是未扩建时的四倍大。新扩建的广场是未扩建时的四倍大。 Do you regret _(pay) 100 dollars for the painting? No, I would gladly have paid _ (两倍那么多了两倍那么多了)for it.( paying; twice as much) 6.get the hang of sth.查看某物运作查看某物运作了解了解.的意义的意义我一直想知道这部新的打字机的用法我一直想知道这部新的打字机的用法.Ive been trying to _ this new typewriter.我不十分了解你的论据的意义我不十分了解你的论据的意义.I dont quite _ your argument.get the hang ofget the hang ofLast month I