高一英语必修三

1、Unit 4 A visit to the moon,Yang Liwei,LOGO,Who is the first Chinese astronaut to go into space?,So far, how many countries have succeeded in sending people up to space?,Which country first sent people up to space?,Yang Liwei,Three,A. USA B. the Soviet Union C. China,LOGO,Who is the first man landing

2、 on the moon?,Armstrong (America, 1969),Armstrong (America, 1969),rocket,LOGO,A VISIT TO THE MOON,LOGO,Task 2. scanning,1. Who do I have a chance to travel to the moon with ? 2. How did we travel to the moon? 3. Whats the writing order in this text? 4. How many times would the force of gravity chang

3、e on our journey? Which change would be the most powerful?,Li Yan Pin , an astronomer,by spaceship,Three times , the first time,LOGO,Careful reading,Leaving for the moon,LOGO,the natural force that causes an object to move toward the centre of the earth.,Gravity,LOGO,Please read Para.2 and underline

4、 the sentences about the gravity and our weight during the journey?,Careful reading,LOGO,The change of gravity,on the moon,in space,gravity,very light,disappearing,strong,on the earth,LOGO,His weights changed three times too. Now write them down.,LOGO,The change of my weight,weight,on the moon,in sp

5、ace,on the earth,one-sixth,heavy,no weight,LOGO,Careful reading,Walking on the moon,What happened to me when I tried to step forward? Why?,I was carried twice as far as on the earth and fell over.,Because the gravity has changed.,LOGO,Careful reading,Returning to the earth,Because fire broke out on

6、the outside of the spaceship as the earths gravity increased.,1.Why was returning to the earth very frightening?,2.How did I feel?,I was very exhausted but very excited too.,LOGO,1.cheer up : 欢呼，喝彩，感到高兴， 使高兴。,当看到球队的到来，人群欢呼起来。 _ when they saw the team arrive.,他带她去听音乐会来使她高兴。 He took her _ to _.,The cr

7、owd cheered up,to the concert,cheer her up,LOGO,2.watch do/doing :观看，注视,我们看着太阳正在树后面落下。 We _ behind the trees.,每一天当他们看到植物生长，他们的心里都充满了希望。 Every day as they _ , their hearts filled with hope.,watched the sun setting,watched the plant grow,LOGO,1). “A + be + 倍数 + as +形容词原级 + as + B”. This tree is three

8、times as tall as that one. His father is twice as old as he. 2). “A + be + 倍数 +形容词比较级 + than + B ”,3. But when I tried to step forward, I found I was carried twice as far as on the earth and fell over.,LOGO,The Yangtze River is almost twice longer than the Pearl River. 长江差不多比珠江长两倍。 The number of stu

9、dents 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三倍。,LOGO,3). “A + be + 倍数 + the +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。,LOGO,4.now that :既然，由于,既然每个人都到了，我们就可以开始会议。 _, we can begin the m

10、eeting.,由于你是一个大男孩,你就必须行为表现得更好. _, you must behave better.,Now that everybody is here,Now that you are a big boy,LOGO,5.get the hang of sth.,查看某物运作,了解.的意义 理解,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.,I dont quite _ your argument.,get the hang of,get the hang of,LOGO,6. We watched, amazed as fire broke out on the outside of the spaceship as the earths gravity increased. break out 它与happen, take place, come out等词的用法一样，是不及物动词，不能带宾语，不能用于被动语态。,LOGO,1) 战争爆发 The American Civil War broke out in 1861. 美国内战爆发于1861年。 2) 发生争