Unit4讲义.doc

Unit 4 Amazing Science讲 义 韩 芸Topic 1 Spaceships are mainly controlled by computer.1.connect to 连接，相连 2.turn on/off/up/down 打开/关上/调高/调低3.click on 单击，点击 4.for instance=for example 例如5.no doubt 无疑地 6.lunar probe 月球探测器7.send up 发出，射出 8.be know by 被所知晓9.point to 指向 10.be known/famous for 以而出名11.travel/go around 围绕 12.be proud of take pride in 为骄傲13.at the same time 同时 14.cant stand doing sth. 不能忍受做某事15.type in 键入，输入 16.cant help doing sth.情不自禁做某事 17.a space station 国际空间站 18.cant wait to do sth. 迫不及待做事事19.keep doing sth. 一直做某事 20.finish doing sth. 做完某事21.search for 搜索 22.spend(in) doing sth. 花费（时间）做23.take turns to do sth. 轮流做某事 24.on the morning of 在（某一天）的早上25.the legend of Change 嫦娥的传说 26.use sth. to do sth. 使用某物做某事27.on earth 究竟 28.be controlled by 被控制29.on the earth 在地球上 30.be moved by 为而感动31.at a high speed 高速32.advise sb. to do sth. 建议某人做某事33.come into being 形成，诞生 34.introduce sb./sth. to sb. 把某人（物）介绍给某人35.chat on line 网上聊天 36.expect sb. to do sth. 期望某人做某事37.There is no doubt that 毫无疑问 38.with the help of =with ones help39.instead of 代替，而不是 40.place and cancel orders 下订单和取消订单41.land on 着陆 42.follow sb. to do sth. 跟着某人做某事43.make great progress in doing sth. 在做某事方面取得很大进步重点句子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 controlled 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 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.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.Besides 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 one of the most important parts of peoples life.Topic 2 When was it developed?1.run away 逃跑，失控 2.for certain=for sure 确切，肯定3.in short=in a word 总而言之 4.make a contribution to (doing) sth. 为（做某事）作贡献5.as long as 只要 6.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7.used to do sth. 过去常常做某事 be/get used to doing sth. 习惯做某事be used for doing sth.=be used to do sth. 被用于做某事（表用途）8.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）9.be different from 与不同 10.show sb. sth.=show sth. to sb. 把某物给某人看11.Its said that 据说 12.in ones daily life 在某人的日常生活中13.Its reported that 据报道 14.during/in ones life 在某人的一生中15.work for sb. 为某人工作 16.all the time =always 一直，总是17.think for oneself 独立思考 18.be surprised at 为感到惊讶19.find out 找出 20.no longer=not any longer 不再21.look like 看起来像 21.lose ones way =be lost=get lost 迷路22.have an effect on 对有影响 23.regard /treat as 把看作/当作24.coned sheep 克隆羊 25.have no effect on 对没有影响26.warn sb. not to do sth.=warn sb. against doing sth. 告诫某人不要做某事重点句子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 light 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 书面表达： I Want to Be an InventorAs 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 want 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.( )1.Dont throw about your newspapers!Sorry. Im busy now. They will _ later.A.collect B.be collect C.be collected D.collecting( )2.Now more and more man-made satellites are _ by humans.A.sent for B.send up C.sent up D.sent into( )3.What a big smile on Mr.Lees face!Yeah. He is proud _ his students excellent performance.A.of B. to C.with D.in( )4.After hearing the funny joke, my father cant help _. A.laugh B.laughingC.to laugh D.laughs( )5.My parents dont allow me _computer games at school.Thats right. They are bad for your study.A.play B.plays C.playing D.to play( )6.We find it _ to do some reading every day.A.easily B.enjoyC.helpful D.interested( )7.Will you go for a picnic with your parents this weekend?It j