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1、Unit 4 Amazing Science Topic 1 Spaceships are mainly controlled by computer一单词: hero-heroes, launch, spaceship, astronaut, prove, achieve, satellite, technology, master, view, tiny, cancel, introduce-introduction, screen, inbox, serve, telescope, send, receive二短语：connect to 连接，相连 turn on/off/up/down
2、 打开/关上/调高/调低 click on 单击，点击 for instance=for example 例如 no doubt 无疑地 lunar probe 月球探测器send up 发出，射出 be know by 被所知晓point to 指向 be known/famous for 以而出名travel/go around 围绕be proud of take pride in 为骄傲at the same time 同时 cant stand doing sth. 不能忍受做某事type in 键入，输入 cant help doing sth.情不自禁做某事 a space st
3、ation 国际空间站 cant wait to do sth. 迫不及待做事事keep doing sth. 一直做某事 finish doing sth. 做完某事search for 搜索 spend(in) doing sth. 花费（时间）做take turns to do sth. 轮流做某事 on the morning of 在（某一天）的早上the legend of Change 嫦娥的传说 use sth. to do sth. 使用某物做某事on earth 究竟 be controlled by 被控制on the earth 在地球上 be moved by 为而感
4、动at a high speed 高速 advise sb. to do sth. 建议某人做某事come into being 形成，诞生 introduce sb./sth. to sb. 把某人（物）介绍给某人chat on line 网上聊天 expect sb. to do sth. 期望某人做某事There is no doubt that 毫无疑问 with the help of =with ones help 在的帮助下instead of 代替，而不是 place and cancel orders 下订单和取消订单land on 着陆 follow sb. to do s
5、th. 跟着某人做某事make great progress in doing sth. 在做某事方面取得很大进步三重点句子:1. China is the third nation to send a person into space. 2. Im sure we will send more spaceships into space.3. I think you can achieve your dream in the future.=I think your dream will come true in the future.4. Spaceships are mainly co
6、ntrolled by computers.5. Its very important to master computer technology. 6. I advise you to study harder to make computers serve us better.7. Do you want to learn how to send and receive an e-mail?8. Turn on the computer and connect to the Internet.9. The Internet has made the world smaller, like
7、a “village”.10. Mr. Lee told us not to spend too much time playing games.11. All of you must be proud.12. It shows we have dreamed of exploring space for thousands of years.13. There is no doubt that computers are very useful in technology and business.四书面表达：1根据下表，介绍Internet的主要用途，80词左右。信息看国内外新闻，获取其他
8、信息通讯发Email, 打电话学习在网上的学校学习、阅读各种书籍、自学英语娱乐欣赏音乐、观看体育比赛、玩游戏等生活购物Internet(91词)As we all know, the Internet is more and more important in our daily life. On the Internet, we can read news and get much information. We can send e-mail or make telephone calls to our families and friends on the Internet.Beside
9、s that, we can go to school on the Net, read many kinds of books and even teach ourselves English. We can also enjoy music, watch ball matches and play computer games on the Internet.We can do shopping without even leaving our homes. The Internet is really important. I think the Internet is becoming
10、 one of the most important parts of peoples life.2How to send an e-mail? (见课本第83页)Topic 2 When was it developed?一单词： rocket, toothbrush-toothbrushes, steel, ink, recorder, radio, clone, servant, experiment, housework, maybe=perhaps, sheep-sheep, mouse-mice, tooth-teeth, confident-confidence, explore
11、explorer, advantage-disadvantage二短语：run away 逃跑，失控 for certain=for sure 确切，肯定in short=in a word 总而言之 make a contribution to (doing) sth. 为（做某事）作贡献as long as 只要 be allowed (not) to do sth. （不）被允许做某事allow doing sth. 允许做某事 allow sb. to do sth. 允许某人做某事used to do sth. 过去常常做某事 be/get used to doing sth. 习惯
12、做某事be used for doing sth.=be used to do sth. 被用于做某事（表用途）be made in 由（某地）制造 be made of 由制造（可以看得出原材料）be made by 由（某人）制造 be made from 由制造（看不出原材料）be different from 与不同 show sb. sth.=show sth. to sb. 把某物给某人看Its said that 据说 in ones daily life 在某人的日常生活中Its reported that 据报道 during/in ones life 在某人的一生中work
13、 for sb. 为某人工作 all the time =always 一直，总是think for oneself 独立思考 be surprised at 为感到惊讶find out 找出 no longer=not any longer 不再look like 看起来像 lose ones way =be lost=get lost 迷路have an effect on 对有影响 regard /treat as 把看作/当作coned sheep 克隆羊 have no effect on 对没有影响warn sb. not to do sth.=warn sb. against d
14、oing sth. 告诫某人不要做某事三重点句子1. Im not allowed to play computer games. 我不被允许玩电脑游戏2. Maybe you are right.=You may be right. = Perhaps youre right.也许你是对的3. I hope your dream will come true.=I hope you can achieve your dream.我希望你的梦想会实现4. I wish I could go into space some day.我希望有一天我会去太空5. Who invented the l
15、ight bulb? It was invented by Thomas Edison.谁发明了电灯？它是爱迪生发明的6. No one knows for certain.没有人确切知道7. Whats this in English? = How do you say this in English?8. Whats it made of/from? Its made of/from 9. Whats it used for? Its used for +V-ing.10. Where was it developed? It was developed in 四书面表达： I Want
16、to Be an Inventor四书面表达： I Want to Be an Inventor As we know, TVs, telephones, fridges, cars, computers and many other things are important inventions. They have greatly changed our life. Many people have their ideas and wishes. They want to invent some new things for the world. Im one of them. I wan
17、t to be an inventor in the future. Inventions can make our daily life more and more convenient, and our life will become better and better. Now Ill try my best to make my dream come true.Topic 3 We will live in space one day.一单词： search, research, admire, base-basic, coach-coaches, direct-director,
18、limit-limited, risk, Roman, diameter, storm, dry, universe, beyond, separate, tower, prison, postman-postmen, deliver, envelope, degree, whatever, excite-excited-exciting, valuable, church-churches二短语：plenty of 许多 perform ballet 表演芭蕾solar system 太阳系prefer A to Blike A better than B 相对于B来说，更喜欢A the b
19、eginning of 的开始see sth. with ones own eyes 亲眼所见hand in 上交，交纳be full ofbe filled with 充满的science fiction 科幻小说be worth doing sth. 值得做某事not until 直到才two fifths as strong as 相当于的五分之二的强度grow up 成长，长大three times bigger than =four times as big as 像的四倍一样take part in 参加，加入in order to do sth. 为了做某事dry fruit 晾
20、晒水果Whats worse 更糟糕的是at a distance of 相隔in the distance 在远处know about 了解，知道be based on 以为依据（根据）divide into 把分成on show=on display 展览，展示三重点句子：1. What fun! I cant wait. 多么有趣啊！我等不及了2. We will be able to do anything that can be done on the earth. 我们将能做在地球上能做的事3. There will be a wonderful movie this Saturd
21、ay evening.本周六将有一场很棒的电影4. I wont believe there are aliens until I see them with my own eyes.直到我亲眼所见，我才相信有外星人5. What are you going to be when you grow up? Im going to be an astronaut.你长大了想做什么？我想成为一名宇航员6. I prefer swimming to running. 相对于跑步，我更喜欢游泳7. Lets work hard to make our dreams come true.让我们努力学习来
22、实现我们的梦想8. It has been two days since we landed on Mar.= We have been on Mars for two days.9. We all know the moon goes around the earth. 我们都知道月亮围绕地球转10. Beyond the mountain, theres a forest. 在那座山的那边，有一片树林第单元语法要点：1. 现在进行时表示将来（be+V-ing）位移动词，常用现在进行时表示将来，常见的位移动词有：come, go, leave, fly, travel等2. 疑问词动词不定式
23、疑问词主语情态动词动词原形(1)I cant decide where I shall find a pen pal.=I cant decide _ _ _ a pen pal.(2) She didnt know what she would say.=She didnt know _ _ _.(3)I dont know how to get to the park.=I dont know _ _ _ _ to the park.(4) I dont know what to do next.=I dont know _ _ _ _ next.3. 宾语补足语：下列动词之后的不定式作宾
24、补时不带to. 它们是：一感（feel）, 二听（hear, listen to），三让（let, make, have），四看（look at, see, watch, notice）help之后的不定式作宾补时，to可带可不带特别注意的是，以上动词在变为被动语态时，要加上to.如：The boss made them work in the whole night. （主动被态）-They were made to work in the whole night by the boss.（被动语态）4. 被动语态：（） 基本构成：be+动词的过去分词一般现在时的被动语态构成：am/is/a
25、re +P.P.一般过去时的被动语态构成：was/were + P.P.现在进行时的被动语态构成：am/is/are + being + P.P.过去进行时的被动语态构成：was/were+ being + P.P.现在完成时的被动语态构成：have/has been + P.P.过去完成时的被动语态构成：had been + P.P.一般将来时的被动语态构成：shall / will be + P.P.过去将来时的被动语态构成：would be + P.P.含有情况态动词的被动语态构成：情态动词be + P.P.（） 被动语态的用法：只需强调动作的承受者，不知道谁是动作的执行者，或者没有必要
26、指出动作的执行者时，要用被动语态动作的的执行者一般由by引出或直接省略（） 主动语态与被动语态之间的转换（） 含有双宾语的主动句变被动句常把间接宾语（人）变为主语，而直接宾语（物）仍然放在动词后面不变如：He told us a story.-We were told a story (by him).My father gave me a new pen.-I was given a new pen by my father.用直接宾语（物）作被动句的主语时，间接宾语（人）前有时要加介词to（在send, pass, write, give, show, bring等动词后）或for(在buy, cook, make, order等动词之后)如：My teacher gave me some advice.-Some advice was given to me by my teacher.My father bought me a new computer.-A new computer was bought for me by my father.