2017-2018学年外研版八年级英语下册课件：Module 3 Unit 1 (共38张PPT).ppt

1、earth n.地球moon n.月亮;月球news n.新闻;消息planet n.行星model n.模型spaceship n.航天器；宇宙飞船astronaut n.宇航员space travel航天旅行Ive just made a model spaceship for our school project.Scientists have sent a spaceship to Mars.The journey has taken several months.Astronauts have already been to the moon.No one has been to M

2、ars yet,because Mars is very far away,much farther than the moon.Lots of scientists are working hard in order to send astronauts to Mars one day.You can go online to search forinformation.1.What are you up to?an informal way of saying“What are you doing?”2.Sure,no problem.a familiar way of saying“Ye

3、s!Of course!”4.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

4、(5)_.sentarrivedplanetdiscoveredyet1.reach v.到达，抵达后可以直接跟地点名词e.g.When will your parents reach America?你爸妈什么时候到美国？get,arrive&reachget,arrive和reach都可以表示“到达”，但它们的用法有区别。get是不及物动词，其后若跟地点名词，需要借助于介词toe.g.Please call me when you get to England.arrive也是不及物动词，其后若跟地点名词，需要借助于介词in或ate.g.The train arrived at the s

5、tation in the morning.Do you know when your father arrived in France?注意：当get,arrive后面接here,there和 home等表示地点的副词时，不用介词。e.g.We got/arrived here last night.根据句意选用get,arrive或reach填空，有的需要变换形式。1.The children will _ Beijing this afternoon.2.Tim _ to London last week.3.Yesterday the man _ at the airport on t

6、ime.4.They _ here at five oclock yesterday.reach gotarrived reached/arrived/got2.What are you up to?你在做什么呢？be up to 表示“正在做某事，忙于某事”。常用在非正式场合中。e.g.Whats he up to with all those books on the floor?地上放那么多书，他在干什么呢？What were you up to yesterday?You didnt answer my phone.昨天你干什么呢？不接我电话。be up to sb.时，表示“由决定”

7、。e.g.Do you want to stay or go?Its up toyou.你是要留下还是要走？你自己定。3.Ive just made this model of the space station.这是我刚做的宇宙空间站的模型。just常用在现在完成时的肯定句中，常放在助动词have/has后面。e.g.Weve just watched the film.我们刚看了电影。4.I havent started it yet.我还没有开始做呢。yet用于疑问句和否定句中，通常位于句末。在否定句中意为“还；尚未”；在疑问句中意为“已经”e.g.We havent finished

8、our homework yet.我们还没有完成作业。Have you locked the garage yet?你已经把车库锁了吗？already&yet already意为“已经”，常用于肯定句中；有时也可用于疑问句中，表示惊讶或想得到对方肯定回答。e.g.I have already finished my homework.我已经完成我的作业了。Have you seen the film already?你已经看过电影了？请根据句意用already或yet填空。1.The students havent finished their homework _.2.We have _ s

9、een this book.3.Lisa has _ finished her lunch,but she hasnt washed the bowls _.4.Have you returned the book to the library _?You never told me!yet alreadyalreadyyet already just/already/yet用法小结just “刚刚”；already “已经”，一般置于have/has之后，两者都用于肯定句；yet 用在否定句和疑问句，表示“还未”。5.Have you heard the latest news?你听说过这个

10、最新消息吗？latest adj.最近的；最新的e.g.Have you bought the latest magazine?你买了最新一期的杂志了吗？latest 还是late的最高级形式，“最晚的”。e.g.Jenny was the latest student to come to school in the class this morning.6.Thats why its on the news.这就是它上新闻的原因。Thats why 这就是的原因e.g.Thats why they didnt like the music.这就是他们不喜欢这个音乐的原因。on prep.在

11、(播放)中；关于 e.g.Whats on the TV?电视正在播放什么节目？7.So have they discovered life on Mars?所以他们在火星上发现生命了吗？discover v.发现；找到其后可以跟名词作宾语，指的是那些原来已存在的，但不为人知的事物e.g.Ive discovered a super restaurant near here.我发现这附近有一家超棒的餐厅。discover 作“发现某些事实、真相”讲时，与find out意思相近。e.g.These examples will help us discover the ways that wor

12、ds are used.这些例子可以帮助我们发现单词的使用方法。8.Astronauts have already been to the moon.宇航员已经去过月球了。have/has been to表示曾经去过某地，但现在已经回到他的生活所在地。e.g.Theyve already been to Suzhou twice.他们已经去过苏州两次了。have been to 表示“去过某地”，但现在已经回来了；have gone to 表示“去了某地”，现在不在这里（说话人所在地）。1.Wheres Ben?He _ to the teachers office.Hell be back

13、soon.A.go B.has gone C.has been 2.Will you please go to see the movie Mission Impossible 5 with me?No,I wont.I _ it already.A.saw B.have seen C.see D.will see 3.She isnt at the cinema now because she _ the library.A.has been to B.have been to C.have gone to D.has gone to4.Jim isnt in the classroom.W

14、here is he?He _ to the teachers office.A.will go B.has gone C.had gone D.is going 5.Id like you to tell me something about Shen Nongjia.Im sorry,but neither Jack nor I _ there.A.have been B.has been C.have gone D.has goneComplete the sentences.1.我们已经到达上海。We _ Shanghai.2.他刚刚做完这个模型。He _ this model.3.这个女孩在干什么？What _ this girl _?have already reachedhas just madeis up to 4.你曾经去过香港吗？是的。_ you _ Hong Kong?Yes,I _.5.他们听说过这个最近的新闻吗？Have they _?Have ever been tohaveheard this latest news