英语Unit4Astronomythescienceofthestars课件2新人教必修3.docx

1、英语Unit4Astronomythescienceofthestars课件2新人教必修3必修3Unit 4Astronomy ； the science of the stars课前自主i 单词拼写1.He doesn * t like to be v , instead, he prefers tosolve the problem in peace.2.Without o 4-we couldnt live.3.On cold winter days? there will be ice on the s ofthe water.4r With th已 d of science? man

2、y new things are in-vented,5.G speaking he is a smart boy except his carelessness.6.His p at the meeting made everybody excited,7.Another of his book will be p next month,8.The reason why Ave have to fall to the ground is that there! is g 9.G -he realized that he had done wrong to her.10.The river i

3、s so polluted that 已very day we can see a lot ofthin呂5 f on the water.答案:1. violent 2. oxygen 3. surface 4. development5. Generally 6. presence 7, published 8, gravity9. Gradually 10. floatingn.短语填空I I:in time：now that：brenk out：qet close to：cheer up1. you are grown up 9 you should not rely on yourp

4、arents 2t Should another world war ? Avhat would becomeof huma口 beings?3. The car came to a halt just to prevent an accident.The crowd when they saw the teams arrive,5. Tell the children not to the cave.答案 :1. Now that 2. break Out 3. in time 4. cheered up5. get close toHL词组翻译 1 1当着某人的面 2熟悉3.冷却下来 丄下

5、蛋 5.（时间）过去 答案：1 in one 5 presence 2. get the hang of 3. cool down4.lay eggs 5. go byIV.完成句子1 （随着地球 的冷却）9 water beganto appear on its surface（cool）2t Whether life will continu已 on the earth for millions of years to come will （取决于这个问题能否得到解决）.（depend）3. Walking does need a bit of practice （因为引力改变了）. （n

6、ow）答案；1 As the earth cooled down 2 depend on whether this problem can be solv已d 3T now that gravity has changedV单项填空（课文经典语句）1. As time they covered the earth and have be-come the most important animals on the planet,A, went throughC. went by 答案;cBr went overD. Avent around2.Li Yanping that the force

7、 of gravity wouldchange three times on our journey.A, explained to meCf explained with me答案：ABt explained me D. explained me of3.As the rocket rose slowly into the air we began to feel thepull of the earth. which is we call gravity,A.how B. where C Avhe口 D. what答案:D4.But when I tried to step forward

8、 I found I was carried on the earth and fell over.Af as far as twiceB.as twice far asC.twice as far asD as far twig as答案;c5t We watched? as fire broke out on the outside ofthe spaceship as the earth s gravity increased.答案;B创新互动课堂2核心同蛋捷理1. depend讥依靠；依赖搭配：depend on upon依靠；信赖；取决于The country depends hea

9、vily on its tourist trade, 这个国家主要依靠旅游业。朗文原创He was the sort of person you could, depend On, 他是你可以信赖的人牛津经典The length of the treatment depends on the severity of the illness 治疗时间的长短取决于疾病的严重程度。朗文原创句型: depend on/upon sb. to do sth.相信某人会做某事；指望某人做某事depend on/upon sb. ones doing sth. 相信某人会做某事；指望某人做某事 Idepen

10、d on it 请放心He knew he could depend upon her to deal with the situa- tion他知道可以依赖她来应付这种局面。牛津经典 We * re depending on him finishing the job by Friday. 我们指望着他在星期五前完成这项工作。朗文原创 Depend upon it. he Hl turn up, 请放心，他一定会来的。朗文原创拓展:depending on upon根据，依靠，是现在分词形 式，常用作方式状语，相当于according to#We might need more food d

11、已pending on how many people turn up.我们可能还需要些食物，不过这要看到场的人数。 牛津经典识记:It (all) depends. That (all) depends.这很难说 得看情况QAtc you going to visit him?7*Well?it depends.“你要去看他吗?杯哦,这要看情况厂朗文原创 :链接：rely on依赖9信赖count on依赖9指望rest on依赖，依据believe in相信，信任【应用1】（09 新乡模拟）You may depend on that Alice will do the job prope

12、rly,A, her Bt itCT everything D, this2. exist vi存在；生存句型：there exists.意为有 ；某地有 ；某地存在着 =相当于there be句型。There always exists a force of attraction between two bodies,两物体间总是存在着吸引力。There existed a temple where the school stands现在的这个学校所在地原来有一座寺庙。 I d|搭配: exist on.靠 生存或生活The hostages existed On bread and wat

13、er for Over 5 months.人质靠面包和水生存了 5个多月。朗文原创 They can * t exist on the money hes earning.他们靠他挣的那点钱无法维持生活。牛津经典拓展：existing现存的9现在的S 般用作定语。Changes will be made to the existing laws.现行的法律将被修改。朗文原创 ；3, mass壮质量；团，块；大量识记： a mass of masses of 大量方勺；大扌比的；许 多 Masses of books covered every surface in the room.大量的韦籍

14、摊满了整个房间。朗文原创We still had masses of time to spare我们仍然可以抽出许多时间。朗文原创卜提示：a mass of或masses of既可修饰复数老词亦可修 饰不可数名词。I? ve got masses of work to do.我有一大堆的工作要做。牛津经典A mass of tourists came into the city, 大量的游客来到这个城市。辨析: the mass of，大部分；大多数The mass of modern people are mfluenced by television. 现代人大多受到电视的影响。识7己：i

15、n a mass大量地；大扌比地Sports fans came to the stadium in a mass before the game.大批的运动爱好者在赛前就来到了体育馆。【应用2 The young dancers looked 50 charming in their beautiful clothes that we took pictures ofthem.B. masses ofD a large amount ofA. many ofC the numb er ofO重点短语例释1.in time及时；早晚;迟早We got to the station just in time to catch the bus. 我们到达车站时，刚好赶上那班车。In time he will see what is right, 他早晚会明白什么才是