最新外研社八年级英语MODULE3unit1ppt课件.ppt

universemodel n. 模型Peter has a model plane. 彼得有一个飞机模型。Which model car do you want? 你喜欢哪个模型汽车？Earth Marsspace stationspace shuttlespacecraftmodel航天飞机航天飞机太空船太空船航空站航空站模型模型地球地球火星火星alreadyadv.早已，已经 一般用于肯定句，与完成时连用I have already had lunch.我已经吃过午餐了。justadv. 刚刚，刚才I have just had lunch.我刚刚吃了午饭。stationn. 站，所，局，车站bus station 汽车站space station 太空站police station 警察局panic v. （使）感到惶恐Dont panic. 不要恐慌。panic 还可以做名词：恐慌，惊慌 形容词：恐慌的 latestadj. 最近的，最新的latest news 最新消息severaladj. 几个的，数个的several times 几次 several students 几个学生 It has taken several months to get there.花了几个月才到达那里。monthn. 月last month 上个月next month 下个月several months 几个月I have been to Chengdu last month.我上个月已经去过乐山了。discoverv. 发现dis(否定前缀）+ cover （覆盖） discover 不覆盖就要被发现disagree 不同意 dislike 不喜欢They havent discovered life on Mars yet. 他们在火星上尚未发现生命。recentlyadv. 最近recent（最近的）+ ly(副词词尾）Is there anything good on television recently ? 最近有好看的电视节目吗？No one has been to the moon recently.最近没有人去过月球。showv. 展示，给看show sth. to sb. = show sb. sth. 给某人看某物Could you show me the watch? Could you show the watch to me?=能将手表拿给我看看吗？overprep. 多于（某时间，数量，花费等）over 5 years ago 5年多前There are over 30 monkeys in the zoo.动物园有30多只猴子。A. scientistB. EarthC. MarsD. moonE. space shuttleF. landG. space stationA.BCDEFG Earth Mars Moon scientist spacecraft 4 1 5 3 2Check the true sentences. ( ) 1) The spacecraft has reached Mars. ( ) 2) It has landed. ( ) 3)It has already sent messages back to Earth. ( ) 4) They have found life on the moon. ( ) 5) They have found life on Mars.Homework :1.预习对话2.完成P19-53.完成P23-3. 4. 5 A good beginning is half done. 良好的开端是成功的一半。have/has been to 已去过已去过(去过又回来去过又回来)have/has gone to 已去了已去了(去了还未回来去了还未回来)1.I _ ever _ to the Great Wall once. 2._Tim _ to Jixing many times?3.We _ to Beijing twice.4.They _ to the Palace Museum, now they may be on the way. 5.Lily _ to the office, so she isnt herehavebeenbeen Hashave been have gone has goneAstronauts have been/gonebeen/gone to the moon and returned safely.The spacecraft has been/gonebeen/gone to the space. It wont return.The space shuttle has been/gonebeen/gone to the space station. It will come back tomorrow.The space shuttle has been/ gonebeen/ gone to the space station. It brought back two astronauts._A spacecraft _ to Mars. Its coming back to earth next year.Lots of astronauts _ to the space station. They found it very interesting.Some American astronauts _ to the moon several times.A British astronaut _ to the space station. Hell come back in January.has gone have beenhave been has gone Nicky: Ive just 1)_(see) a great TV programme about space. Did you know that scientists have 2)_(discover) water on Mars?Bill: No, Really? Thats very interesting. 3) _ they _(try) to find life on Mars?Nick: Well, theyve looked for life but they 4)_(not find) anything yet.Bill: Theyve already 5)_ (find) that theres no life on the moon.Nicky: Yes, thats right. So far theres only life on Earth.seendiscoveredHavetriedhavent foundfoundGrammar: 现在完成时（一）现在完成时（一）构成构成用法用法常用状语常用状语 have + 动词过去分词动词过去分词 has +动词过去分词动词过去分词1.表示曾经做过某事表示曾经做过某事或已经做过某事或已经做过某事2. 表示某人的经历表示某人的经历ever, already, yet现在完成时现在完成时 He _ taught here for 5 years. A. has B. have C. was2. It sounds _ , lets do it. A. well B. good C. bad We have visited Qingdao _. A. two months ago B. before C. now4. Betty has _ entered a competition, she wants to do it. A. ever B. never C. just 5. Have you wanted to go to the USA ? _ A. Yes, I do. B. Yes, I have. C. No, I hasnt. 6. The second _ is two beautiful watches. A. price B. prize C. place7. Whats the _ of a train ticket to Shenzhen ? A. price B. prize C. place ABBBBBA时间就是金钱。Before reading1.Who has made the model of the station? 2. What is the latest news?3.Can Daming borrow the space station to his parents?Tony Some scientist have sent a spacecraft to Mars.Yes, he can.Some key points(重点)1.What are you up to?你在干什么呢？up to 常用在非正式场合，表示“正在干，从事着” eg： The children are very quiet ,I want to know what they are up to.2.Ive just made this model of the space station.just 刚刚，刚才，仅仅。 She has just had lunch.3. I havent started it yet. 我还没有开始呢？Has it arrived yet?它已经到达了吗？yet 常用于现在完成时的否定句和疑问中。yet 用于否定句中，表“还未，尚未”的意思。yet 用于疑问句中中表示“已经”的意思。你知道了吗？already 与 yet 的用法4.already 用于现在完成时的肯定句中。yet 用于现在完成时的否定句和疑问句中。I have finished my homeworkThey havent started I have seen the film Have you finished your homework ? already yet already yet5.It has taken several months to get there.到达那儿花费了几个月的时间。several 相当于 a few, 后面接可数名词的复数形式。句型：It takes sb. some time to do sth. 干某事花费某人多长时间。6.I hear theyve gone to Shanghai on business.on business 出差7.Please bring it back tomorrow.bring 带来Please bring your photo to school tomorrow.take带走Please take the photo to the school.Answer the questions.1.What homework has Daming got?2.How does Daming feel about the homework?3.What news has Tony heard?4. Who has been to Mars?Making a model of the space station.He panics.Some scientists have sent a spacecraft to Mars.No one.1.Astronauts take the _to get to the _.2.They havent _any _on Mars yet.3.The _of the space station isnt Damings, and he only wants to _it.4.Astronauts havent been to the moon_. The last time was over 30 years ago.borrow discover life model recently space station space shuttleborrowdiscoveredlifemodelrecentlyspace stationspace shuttle你都学到了什么？ 单词短语already just latest several discover recently show overbringon business 出差come back 回来arrive in 到达 show sth. to sb. 给某人看某物语法：just already yetHomework ：1.完成P22-1.2.3.4.5 They havent been to Mars. (yet)2. Many astronauts have visited the space station. ( already)3. The space craft has reached Mars. (just)They havent been to Mars yet.Many astronauts have already visited the space station.The space craft has just reached Mars.4. Weve known that there isnt any life on the moon. (already)5. We have started to look at other planets. (just)Weve already known that there isnt any life on the moon.We have just started to look at other planets.6. The space shuttle has returned from a visit to the space station. (just)The space shuttle has just returned from a visit to the space station. We have just watched a programme on TV. They havent discovered life on Mars yet. Astronauts have already landed on the moon.