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1、Unit 1 Has it arrived yet?3Do you know anything about the universe?.Solar system(太阳系太阳系)The sun and eight planetsthe solar systemstar 恒星恒星 planet 行星行星earth n.地球地球 moon n.月亮；月球月亮；月球make a model (n.模型模型)spaceship spaceship n.航天器航天器astronaut n.宇航员宇航员 space travel航天旅行航天旅行 Watch and enjoy.Listen and numb
2、er the words as you hear them.71 earth land message moon news planet reach scientist1253648Read the names of the words below.news about the trip to(1)_ journey of(2)_ monthshas not sent back any(3)_ yethope to find(4)_on Mars Mars eight messageslife2 Listen again and complete the notes.Daming and To
3、ny are talking about the model spaceship.Listen and read.Finish the following tasks.Choose the correct answers.1.Tony has made a model of the _.A.spaceship B.rocket C.space shuttle2.Have the astronauts discovered life on Mars?_ A.Yes,they have.B.No,not yet.C.Yes,they did.Task 1Now read and answer th
4、e questions.1.What school project have Daming and Tony got?2.How does Daming feel about the school project?3.What news has Tony heard?4.Has anyone been to Mars?They have got a project on spaceships.He is not sure how to make the model.The spaceship to Mars has reached there.No one has been to Mars y
5、et,because Mars is very far away,much farther than the moon.Task 2Complete 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
6、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.sentarrivedplanetdiscoveredyet4P19Task 3Read passage again and pay attention to the following sentences1.Ive just made a model spaceship for our school project.2.Astronauts have
7、 already been to the moon 3.I havent started yet because Im not sure how to make it.4.Has it arrived yet?Match the words in the boxes and then make some sentences.have havent has hasntalreadyjustyetsend a spaceship to Marsdiscover life on Mars send astronauts to the moonsend astronauts to MarsFor ex
8、ample:Scientists have already sent a spaceship to Mars.Task 4just/already/yet用法小结用法小结just “刚刚刚刚”；already “已经已经”，一般置于，一般置于have/has之之 后，两者都用于肯定句；后，两者都用于肯定句；yet 用在否定句和疑问句，表示用在否定句和疑问句，表示“还未还未”。have been to 表示表示“去过某地去过某地”，但现在已，但现在已 经回来了；经回来了；have gone to 表示表示“去了某地去了某地”，现在不在，现在不在 这里（说话人所在地）。这里（说话人所在地）。Mak
9、e lists of what we have and have not done in space travel.We have_ A dog has travelled in space.Men have travelled to the moon.Spaceships have taken photographs on Mars.6P19For example:We have not_ We have not built houses in space.Astronauts have not been to Mercury.Scientists have not visited Venu
10、s.For example:Work in pairs.Talk about space travel with the lists in Activity 6.7P19 Have we sent a spaceship to Mars?SpeakingYes,we have.But we havent discovered life on Mars.Oh,have we sent any animals to space?Yes,we have already sent some animals to space,such as a dog and a cat.Really?Thats am
11、azing!How is the dog in space now?It was a pity.The dog was dead several hours after he arrived in space.For example:Have peopleyet?1.be to the moon2.be to Mars3.send a spacecraft to the moon4.send a spacecraft to Mars5.find life on the moon/Mars6.build the space station7.send an astronaut to MarsPe
12、ople have already/justPeople havent yetLets practise.Team racingActivitySpeaking Practice Ready?Individual activityExerciseExercise Check Answers1.Peter,have you finished your homework?Yes,Miss Lin.Ive _ finished it.2.What are you going to do this Sunday?I havent decided _.3.Shall I tell Sally about
13、 it?1.No,you neednt.Ive told her _.一一.用用already，yet 和和just完成句子。完成句子。1.Wheres Uncle Black?I cant find him.He _ _(go)to Sichuan to help people in a disaster area(灾区灾区).2._ you ever _(eat)Beijing roast duck?Yes.Its delicious.3.I have _ _(not see)Water Margin(水水浒浒).Really?I _(see)it yesterday.二二.用括号内所给动
14、词的适当形式完成句子。用括号内所给动词的适当形式完成句子。1.Ive just made a model spaceship for our school project.summaryWhat have you learned from this lesson?2.Scientists have sent spaceship to Mars.The journey has taken several months.3.Astronauts have already been to the moon.4.No one has been to Mars yet,because Mars is very far away,much farther than the moon.1.Search the Internet,and try to find some information about the planets of the sun.2.Read the dialogue and finish some exercises.