Unit 1 Has it arrived yet?1.To listen and understand the conversation about space travel2.To learn some key words and useful expressions 3.To learn to use present perfect tense with“just”,“yet”,“already”O(jiān)bjectives：1.To listen and understand the conversation about space travel2.To learn some key words and useful expressions 3.To learn to use present perfect tense with“just”,“yet”,“already”O(jiān)bjectives：Words and expressions n.地球地球 n.月亮；月球月亮；月球 n.新聞；消息新聞；消息 n.行星行星 v.到達；抵達到達；抵達 adv.還；尚（用于表示某還；尚（用于表示某 事在某一段時間尚未事在某一段時間尚未 發(fā)生，但未來也許會發(fā)生，但未來也許會 發(fā)生）發(fā)生）earth moon news planet reach yet Words and expressionsjust model spaceship project no problem latest adv.剛才；剛剛剛才；剛剛 n.模型模型 n.航天器；宇宙飛船航天器；宇宙飛船 n.計劃；工程；項目計劃；工程；項目 沒問題（用于表沒問題（用于表 示樂于做某人要示樂于做某人要 求做的事）求做的事）adj.最近的，最新的最近的，最新的 on discover astronaut space travelWords and expressionsprep.在（播放）在（播放）中；關于中；關于 v.發(fā)現(xiàn)；找到發(fā)現(xiàn)；找到 n.宇航員宇航員 n.航天旅行航天旅行What do you think of when we talk about space travel?SunEarthMoon Marsspaceship航天器；宇宙飛船航天器；宇宙飛船space station太空站太空站rocket火箭火箭Mercury 水星水星Earth 地球地球Mars 火星火星Saturn 土星土星Neptune 海王星海王星Venus 金星金星Jupiter 木星木星Uranus 天王星天王星Pluto 冥王星冥王星Listen and number the words as you hear them.71 earth land message moon news planet reach scientist1253648Listen again and complete the notes.news about the trip to(1)_ journey of(2)_ months has not sent back any(3)_ yet hope to find(4)_on Mars Mars eight messageslifeHas any spaceship reached Mars?Please listen to the dialogue!MarsListen and choose the best answers.1.Tony has made a model of the _.A.spaceship B.spacecraft C.space shuttle2.Have the astronauts discovered life on Mars?_ A.Yes,they have.B.No,not yet.C.Yes,they did.ABRead and answer the questions.1.What school project have Daming and Tony got?2.How does Daming feel about the school project?Spaceship.He is not sure how to make the model.3.What news has Tony heard?4.Has anyone been to Mars?Why?Spaceship to Mars has reached there.No,because Mars is very far away,much farther than the moon.Complete the passage with the correct form of the words in the box.arrive discover planet send yet On todays news,Tony has heard that scientists have(1)_ a spaceship to Mars and it has(2)_ on the(3)_ after a journey of several months from the earth.Scientists have not(4)_ life on Mars(5)_.And no astronaut has ever been to Mars because it is very far away.sentarrivedplanetdiscoveredyet1.Has it arrived yet?它已到達了嗎？它已到達了嗎？When does the train arrive in London?火車什么時候到達倫敦？火車什么時候到達倫敦？arrive,get與與reach都有都有“到達到達”之意。之意。arrive是不及物動詞是不及物動詞，其后必須加介，其后必須加介詞才能跟賓語。詞才能跟賓語。arrive in后接表示洲、后接表示洲、國家、城市等國家、城市等大地方的名詞大地方的名詞。而。而arrive at后接表示車站、學校、郵局等后接表示車站、學校、郵局等較小地較小地方的名詞方的名詞。例如：。例如：What time does the plane get to New York?這架飛機幾點到達紐約？這架飛機幾點到達紐約？They reach school at 7 oclock in the morning.他們早上他們早上7點到校。點到校。get也是個也是個不及物動詞不及物動詞，其后加，其后加介詞介詞to,再接地點名詞；再接地點名詞；reach是及物動詞是及物動詞，其后可直接接名，其后可直接接名詞或代詞作賓語。詞或代詞作賓語。2.What are you up to?你在干什么呢？你在干什么呢？這么多書放在地上，他在干什么呀？這么多書放在地上，他在干什么呀？What is he up to with all those books on the floor?be up to用于表示用于表示“忙于忙于，正在，正在做做”。例如：。例如：PractiseDo you want to stay or go?Its up to you.你是要留下還是要走呢？你自己定。你是要留下還是要走呢？你自己定。當我們說當我們說be up to sb.時，表示時，表示“由由決定決定”。例如：。例如：3.I havent started yet.我還沒開始做呢。我還沒開始做呢。你收到她的信了嗎？你收到她的信了嗎？Have you received her letter yet?yet用于用于否定句和疑問句否定句和疑問句，意思是，意思是“還，還，尚尚”。notyet的意思是的意思是“還沒，尚還沒，尚未未”，表示某事物在某一時間尚未發(fā)，表示某事物在某一時間尚未發(fā)生，但未來也許會發(fā)生。例如：生，但未來也許會發(fā)生。例如：Practise4.The journey has taken several months.行程歷時幾個月。行程歷時幾個月。如如:It took us an hour to send this email.=We spent an hour sending this email.我們花了一個小時發(fā)這個電子郵件。我們花了一個小時發(fā)這個電子郵件。take后面加時間常表示后面加時間常表示“花費（多長時花費（多長時間）間）”，常用句型為，常用句型為:It takes sb.some time to do sth.意為意為“某人花時間做某事某人花時間做某事”，常與句，常與句型型“sb.spend some time doing sth”互互換。換。5.Thats why its on the news.這就是它（宇宙飛船）上新聞的原因。這就是它（宇宙飛船）上新聞的原因。在都柏林人人都很友好，這就是我喜歡在都柏林人人都很友好，這就是我喜歡這座城市的原因。這座城市的原因。Everyone in Dublin is friendly,and that is why I love the city.that is why表示表示“這就是這就是的原的原因因”。Practise6.So have they discovered life on Mars?他們在火星上發(fā)現(xiàn)生命了嗎？他們在火星上發(fā)現(xiàn)生命了嗎？invent,find與與discover的區(qū)別：的區(qū)別：invent意為意為“發(fā)明發(fā)明”，指經(jīng)過認識和，指經(jīng)過認識和實實踐創(chuàng)造出前所未有的事物；踐創(chuàng)造出前所未有的事物；find意為意為“發(fā)現(xiàn)，找到發(fā)現(xiàn)，找到”，指對某種，指對某種事物的尋求，也指找到（丟失的事物）；事物的尋求，也指找到（丟失的事物）；discover表示表示“偶然或經(jīng)過努力發(fā)現(xiàn)偶然或經(jīng)過努力發(fā)現(xiàn)客觀存在的事物、真理或錯誤客觀存在的事物、真理或錯誤”。Edison invented the electric light bulb.愛迪生發(fā)明了電燈泡。愛迪生發(fā)明了電燈泡。Columbus discovered America but he did not explore the new continent哥倫布發(fā)現(xiàn)了美洲，可是他沒有去探哥倫布發(fā)現(xiàn)了美洲，可是他沒有去探索這個新大陸。索這個新大陸。Im looking for my pen but I cant find it.我正在找我的鋼筆，但找不到。我正在找我的鋼筆，但找不到。Now think about this space travel.What have we done?What havent we done?We have already sent a spaceship to Mars.We have just We have Lets write more sentences and see who has the longest list!We havent found life on the moon yet.We havent We havent Make a list of what we have and have not done in space travel.We have We havent sent a spaceship to Marsdiscovered life on Marsbeen to the moonsent an astronaut to MarsWork in pairsTalk about space travel with the lists of what we have and have not done.-Have we sent a spaceship to Mars?-Yes,we have.But Quiz already earth latest model just一一.用方框中所給介詞或副詞完成下列句子。用方框中所給介詞或副詞完成下列句子。1.I have known the _ news about my favourite film star.2.The _ is our home.We must take good care of it.3.Mike has _ worked in Beijing for several years.4.What do you like to do when you are free?I like to make car _.5.The boy has _ had lunch.He isnt hungry now.latestearthalreadymodeljust二二.根據(jù)所給中文完成下列句子。根據(jù)所給中文完成下列句子。1.科學家們在地球上發(fā)現(xiàn)外星人了嗎？科學家們在地球上發(fā)現(xiàn)外星人了嗎？_ scientists _ aliens on the Earth?2.你知道劉翔的最新消息嗎？你知道劉翔的最新消息嗎？Do you know _ _ _ about Liu Xiang?3.最后，安迪到了車站。最后，安迪到了車站。Finally Andy _ _ the station.Have discovered the latest newsarrived at4.做完這些家務將花費我兩個小時的時做完這些家務將花費我兩個小時的時間。間。_ will _ me two hours to finish the housework.5.這幾天我沒有見到你。你在做什么？這幾天我沒有見到你。你在做什么？I havent seen you these days.What are you _ _?It take up toHomework Search for more information about space travel and talk about it with your partner.lots of許多許多speaking competition/writing competition演講比賽演講比賽/寫作比賽寫作比賽Good luck（祝你）好運（祝你）好運Thats a pity.太遺憾了太遺憾了That sounds wonderful!（那）聽起來真不錯?。牵┞犉饋碚娌诲e！enter a competition參加比賽參加比賽help you improve your speaking幫你提高口語水平幫你提高口語水平win a prize贏得獎項贏得獎項/first prize 一等獎一等獎go on a dream holiday夢想中的假期夢想中的假期stop doing sth.停止做停止做stop to do sth.停下來去做停下來去做think about考慮考慮;思考思考make up虛構虛構/write about 編寫；寫作編寫；寫作invite sb.to do sth邀請某人做邀請某人做