《2018-2019学年新课堂英语必修三浙江专用课件：Unit 4 Part Ⅰ .ppt》由会员分享，可在线阅读，更多相关《2018-2019学年新课堂英语必修三浙江专用课件：Unit 4 Part Ⅰ .ppt（67页珍藏版）》请在金锄头文库上搜索。
1、Unit 4 Astronomy：the science of the stars,The City in SpaceISS 宇宙深邃，太空缥缈，令人向往。移居到美好的“天上人间”去生活的美好愿望一直激励着人们。为了实现人类的这一愿望，人们在太空中建立了国际空间站 If you watch the sky about an hour after the sun goes down，you may see some “moving stars”.But theyre not real stars.They are man-made satellites.And the biggest of al
2、l is the International Space Station (ISS国际空间站).,From now until July is the best season to watch the ISS flying over the earth，and people can see it just with their eyes.The ISS is the biggest man-made satellite because scientists want to live on it.They think that the best way to learn more about s
3、pace is to live there. When the space station is finished，it will be like a city in space.People will stay and study there with many of the things they have at home.Laboratories，living rooms and power stations are being built.,The ISS is the most ambitious and expensive space program ever.Billions o
4、f dollars are being spent on it every year.Scientists hope that the ISS will be a stepping-stone for future space exploration. “The ISS will help us better understand the human body，explore space and study the earth.It can help us make life on the earth better，” said Kathryn Clark，an ISS scientist.
5、China is not an ISS country，but it has helped with some of the experiments.China sent some rice up to the ISS to find out what space would do to it.,The ISS is not finished yet.More than 100 parts need to be put on.Scientists hope it will be finished as soon as possible.After its finished，more than
6、90% of the worlds population will be able to see the Space Station.So keep looking up，and maybe youll see it get bigger.,词海拾贝 1.power station 发电站 2.ambitious /mbIs/adj. 有雄心的；有野心的 3.billion /bIljn/n. 十亿；大量 4.stepping-stone n. 踏脚石,Part Warming Up & Reading,.重点单词,1._ n.系统；体系；制度 2._ n.学说；理论 3._ n.十亿；大量a
7、dj.十亿的 4._ n.球体；地球仪；地球 5._ n.大气层；气氛 6._ adj.基本的；基础的,system,theory,billion,globe,atmosphere,fundamental,7._ vi.& vt.乘；增加 8._ n.氧 9._ n.谜；难题vt.& vi.(使)迷惑；(使)为难 10._ n.宗教；宗教信仰religious adj.宗教的 11._ prep.与不同；不像like vt.喜欢 prep.像；如同likely adj.可能的,multiply,oxygen,puzzle,religion,unlike,12._adj.猛烈的；激烈的；强暴的v
8、iolence n.暴力violently adv.暴力地；猛烈地 13._ adj.有害的harm n.& v.伤害harmless adj.无害的 14._ vi.存在；生存existence n.存在；生存,violent,harmful,exist,.核心短语 1._ 太阳系 2._ 及时；终于 3._ 冷却下来；变凉 4._ 对(来说)是基本的 5.lay eggs _ 6.give birth to _ 7.in ones turn _ 8.prevent.from _,solar system,in time,cool down,be fundamental to,下蛋,产生；分
9、娩,轮到某人；接着,阻止；制止,.经典句式 1._was uncertain until between 4.5 and 3.8 billion years ago. 随后它变成什么没人确定，直到4538亿年前 2.The earth became _ it was not clear whether the shape would last or not. 地球(开始)变得激烈动荡，不知道这个固体形状是否会继续存在下去。,What it was to become,so violent that,3._is that as the earth cooled down，water began
10、to appear on its surface. 更为重要的是当地球平静下来时，水开始在地球表面出现了。 4._，which made it possible _. 这就产生了一种连锁反应，使得生命的发展成为可能。 5.So _for millions of years to come will depend on _. 所以，在未来的数百万年中，生命能否在地球上延续取决于这个问题能否得到解决。,What is even more important,This produced a chain reaction,for life to develop,whether life will co
11、ntinue on the earth,whether this problem can be solved,1.否定前缀：un-,likeunlike prep.与不同；不像 ableunable adj.不能够 fairunfair adj.不公平的 fitunfit adj.不健康的 happyunhappy adj.不高兴的 usualunusual adj.不寻常的,2. 形容词后缀：-ful harm(损害) -fulharmful adj.有害的 3.名词动用词汇 puzzle n.谜；难题vt.& vi.(使)迷惑；(使)为难,原文呈现,阅读清障,.Match the main
12、 idea with each paragraph.,1.Para.1 A.The formation(形成) of the earth. 2.Para.2 B.The importance of water for life. 3.Para.3 C.A widely accepted theory about the formation of the universe. 4.Para.4 D.The arrival of humans and their impact on the earth. 5.Para.5 E.The development of plants and animals
13、 on the earth.,答案 1.C 2.A 3.B 4.E 5.D,.Read the text and choose the best answer. 1.Why was life able to develop on the earth but not on other planets?,A.The earth had a solid shape. B.The earth didnt have harmful gases in its atmosphere. C.The water stayed on the earth but not on other planets. D.Th
14、e earth was not too hot and not too cold.,2.Why are plants important on the earth?,A.They produce oxygen for animals. B.They provide the shade for animals. C.They provide a beautiful scene. D.They protect the soil from being destroyed.,3.What is the correct order according to the text?,The clever an
15、imals with hands and feet appeared and spread all over the earth. The “Big Bang”. Small plants began to appear on the surface of the water. 65 million years ago，the age of the dinosaurs ended. A. B. C. D.,4.Early humans appeared after dinosaurs died out _ million years later.,A.67.6 B.62.4 C.65 D.140,答案 1.C 2.A 3.D 4.B,.Fill
