Unit3 预习学案2024-2025学年沪教牛津版英语八年级上册

( Part3 ： Unit3 预习 ) 必记单词：order, compare, control, depend, popular, speed, operate, expensive, total, price 常考短语：work as, be unaware of, depend on, in addition, grand total, look forward to, have nothing to do,be able to, stop…from doing.., used to do (一) Reading 1. You never seem to be short of money. never 频度副词，“从不” ，放在主语和行为动词之间；或者情系助之后，行为动词之前。回忆 其他频度副词还有那些？ eg: She never goes to the cinema. eg: I have never broken my promise. seem v. 似乎，好像 seem 的用法结构很多： 1) seem 作系动词，seem+ adj.构成系表结构。Everyone seems happy. 2) seem + n: He seems an honest man. 3) seem +不定式，seem to do=It seems that 从句 He seems to have many friends. =It seems that . 4) seem like,似乎，好像 It seems like years since I last saw you. be short of 短缺，缺乏 近义短语：a lack of ... 缺乏... eg: I’m short of money these days. eg: His lack of experience led to the mistake. 2. You may be unaware of them. may 情态动词“可能” ，后接动词原形。 Human beings may live on the moon in the future. 【辨析】may be 与 maybe may be 是 情态动词+动词原形 be,在句中作谓语部分。 eg：There may be tiny computers in your home. maybe “可能，也许” ，近义词：perhaps, possibly, probably,可放于句首,或放在情系助之后。 eg：Maybe there is a tiny computer in your home. Maybe, she has changed her mind. be unaware of 未察觉，没意识到 eg：He was unaware of the danger. 1 学科网（北京）股份有限公司 反义短语：be aware of 察觉到， 意识到 eg：He wasn’t aware of the danger. 被动：sth is used to do 或 sth is used for doing ( 例题 2 ： ) 包包是用来收集东西的。 _____________________________________________________________ 3. In addition, computers can do important jobs like operating railways and flying planes. in addition 此外，还有... = and...as well eg: We had fun. In addition, we learnt a lot. She plays the guitar, and in addition, she writes her own songs. = She plays the guitar, and she writes her own songs as well. in addition to =besides 除... 以外,还有... eg: He speaks five other languages in addition to English. ( =besides) like 介词“像” Do it like this! 4. For example, they may be better than doctors at doing their jobs. ===For example, they may be better at doing their jobs than doctors. be good at 擅长..., 比较级形式： be better at 更擅长... =do well in =do better in eg: Joy is good at Maths, and she is better at English. She is not only good at listening but also good at speaking. 5. What will happen to us if computers can do all our jobs? happen vi.发生 常用结构 1: sth happened sth has happened sth is/was happening What is happening? There are so many people. 常用结构 2 ：sth happen to sb. What happened to you last night? 常用结构 3 ：happen to +动词原形 碰巧做... He happened to hear that when he was walking past. 6. Computers may change our lives, but will they make them better? change one’s life 改变某人的生活 eg：What he has done changed his wife’s life. 2 学科网（北京）股份有限公司 make sth +adj. 使...怎么样 eg：We can make the garden more beautiful. Make 的其他用法： ( 例题 6 ： ) 翻译以下句子： 互联网正在改变我们的生活。 这些管道是由塑料制成的。 These pipes plastic. 7. The lightest model costs 2,530. cost 花费，值(cost-cost) 结构 1 ：sth costs sm. 某物值...钱 结构 2 ：sth costs sb sm. eg: The book costs me 20 dollars. 其他“花费”的表达，同学们赶紧想想吧！ ( 例题 7 ： ) It will only about 50 minutes to travel to Mount Wuyi by high-speed railway. A. take B. spend C. cost D. pay 8. They play computer games all day without stopping to drink, eat and sleep. without 介词“没有”without doing 没有做... eg: He left without saying anything. stop v.停止 stop doing 停止做... stop to do 停下来去做... eg: You must stop playing computer games. And you should stop to study hard. 9. It’s made of leather. 短语: be made of 由...制成（未经质变，看得见原材料） eg: The desk is made of wood. 【拓展】： be made from 由...制成 发生了化学变化，看不出原料 Wine is made from grapes. be made into ...可以制成... 谈论原料可以制成何物 Grapes can be made into wine. be made in 在...地制造 in 后接 产地 Benz is made in Germany. 11. I hope we can work together to stop students from spending too much time playing computer games. stop sb. from doing sth 阻止 sb.做... 此时，stop 可换为 prevent, keep 3 学科网（北京）股份有限公司 eg: We must stop people from driving after drinking. spend sth. doing sth. 花时间做... eg: His son often spends less time doing homework but more time playing. 12. one of … 其中之一 1) One ofthe apples has gone bad. 其中一个苹果变坏了。 2) He is one of the boys who enjoy playing basketball. 他是男孩中其中一个喜欢打篮球的。 3） One ofmy uncles is a doctor.我的其中一个叔叔是医生。 13.do a survey about … 就…做调查 14. use sth for sth/ doing sth. = use sth. to do sth. 用某物做… 1)People there used the grass for medicine.那儿的人们用这种草当药。 2）I use my pen for writing a letter.我用笔写信。 3）We use the computer for typing.我们用电脑打字 14. depend on 依靠，依赖 1）You can’t depend on your parents forever. 你不可能永远依赖你的父母。 2） My wife and daughter depend on me for their living. 我妻子女儿靠我生活。 3）We go to camp depend on the weather. 我们视天气情况去露营。 ( 例题 14 ： ) --Mum, shall we go to the beach tomorrow? --It the weather. A. carries on B. lives on C. depends on D. holds on 15. speed n.速度 at a … speed 以 … 的速度。 1）The car went through the forest at a very high speed. 4 学科网（北京）股份有限公司 那辆车以很快的速度穿过了森林。 2）He drove at a speed of sixty miles per hour. 他以每小时 60 英里的速度开车。 3）Some work has to be done at a faster speed than usual. 一些工作必须要以更快的速度完成。 16. agree v. 同意 agree with sb. 同意某人某事 agree to do sth. 同意去做某事 agree +从句 1） Do you agree with me? 你赞同我的看法吗？ 2） My mother agrees to let me play football at weekend. 我妈妈同意让我在周末踢足球。 3）Do you agree that computer will be able to help us do the housework in the future? 你认同计算机在将来 会帮我们做家务的说法吗？ ( 课堂练习： ) 完成句子。 1 人们生病时要依靠医生。 People have to doctors when they are ill. 2 此外 ，李老师还是个灌篮高手。 , Mr Li is a great basketball player. 3 你父亲从事什么工作？ What does your father ? 4 我没察觉到这个错误的答案。 I the wrong answer. 语法检测： ( ) 1. —Mr. Smith, would you please speak a little more ? —Sorry! I thought you could follow me. A. quietly B. slowly C. quickly D. politely ( ) 2. — Cindy, you got home early today. —Oh, we have three classes in the afternoon, but today we had two. A. usually B. seldom C. never D. ( ) 3. You can go with us or stay here till later ．It's up to you . A. completely B. recently C. suddenly D. luckily ( ) 4. .—Have you cooked supper ? —Yes, I have finished it. 5 学科网（北京）股份有限公司 A. yet; just B. yet; ever C. already; yet D. already; just ( ) 5. Some students can do very well in English exams, but can understand what a native speaker says. A. exactly B. always C. easily D. hardly ( ) 6. It's raining and people can go out. A. hardly; hard B. hard; hardly C. hard; hard D. hardly; hardly ( ) 7. My friend Frank sings well, and he is good at playing the guitar. A. not B. also C. yet D. too ( ) 8. -Can you answer this question? -Sorry, I can understand it. A. hardly B. almost C. quite D. nearly ( ) 9. Perhaps she will come. A. Later B. Maybe C. Soon ( )10. It is 12 o'clock at noon. We have to go back for lunch. A. nearly B. hardly C. recently D. widely 6 学科网（北京）股份有限公司 $$