英语八年级下冀教版.ppt

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1、Lesson 38:Lets Invite Hoverboards!Think about itnew wordstextnew wordshoverboard n.飞翔器smooth adj.平稳的float v.漂浮transporter n.输送器second n.秒show n.节目；展览space n.太空；空间spaceship n.宇宙飞船Think about itHave you ever used a skateboard?Would you like to?Do you think skateboards are dangerous?What does a hoverbo

2、ard do?textMy name is Sam.What type of transportation would I like to see in the future?I would like to see hoverboards.A hoverboard would be like a skateboard,but it wouldnt have any wheels.It would go really fast and the ride would be so smooth.How would a hoverboard float?I have no idea!But it wo

3、uld be great,wouldnt it?I hope someone invents one.I think someone should invent a transporter,too.A transporter would send you from one place to another place very very quickly.It takes eleven hours to fly from Canada to China today.But with a transporter,it would take a second.You know that sunlig

4、ht is energy,right?Well,I think a transporter would make you into energy,Energy can go very fast.I like to watch TV shows about space and space ships.They are shows about the future,not about today!In those shows,people use transportations all the time.Have you ever used a skateboard?你曾经用过滑板吗？skateb

5、oard n.&v.1)n.滑板。This is a picture of a skateboard.这是一幅滑板图。vi.踩滑板，参加滑板运动。go skateboarding去溜滑板【衔接】skate n.&vi1)n.滑冰鞋 a pair of skates一双滑冰鞋2)v.滑冰 go skating 去滑冰What does a hoverboard do?飞翔器是用来干什么的？这一句型还可以询问职业。询问职业有三种方式：1)What do/does+主语+do?What do you do?你是干什么的？What does Danny do?丹尼是干什么的？2）What+be+主语?

6、What are they?他们是干什么的？What is that boy?那个男孩是干什么的？What are you?你是干什么的？It would go really fast and the ride would be so smooth.它会飞的相当快而且乘做起来是那样平稳。smooth adj.&v.1）adj.光滑的；平坦的，反义词rough。The silk feels smooth.这种丝绸摸起来很光滑。平静的，指水面，同义词calm。The sea looks calm and smooth.海面显得风平浪静。平稳的；顺利的。The car came to a smoot

7、h stop.汽车平稳的停下来。2)vt.使光滑；使平坦。The worker is smoothing the road.那个工人正在平整道路。vi.变平滑；变温和。The sea has smoothing down.海上已经风平浪静。I hope someone invents one.我希望有人来发明它。one在句中作代词代替上文出现的hoverboardone作代词时可以代替上文中出现的人或物，复数形式是ones，代替上文中出现的一些人或物。如：This hoverboard is bigger than that one.这个飞翔器比那个要大。(one=one hoverboard

8、)-I want to buy some pencils.我想买些铅笔。-Which ones do you want?你想买些什么样的？-I want the red ones.我想买些红色的。辨析：one与it两者都可以代替上文提到的东西。但两者用法有所不同，one表示泛指，指前面提到过的那类人或事物中的任何一个；it则表示特指，指代前面提到过的那个人或物，名次前面通常加定冠词the。如：-Do you have a bike?你有辆自行车吗？-Yes,I have an old one.是的，我有辆旧的。-Can you see the ball?你看见那个球了吗？-Yes,I can

9、see it.是的，我看见了。A transporter would send you from one place to another place very quickly.运输车会非常迅速地把你从一个地方送到另一个地方。send在句中相当于carry“运载，载运”The plane will send you to Beijing.飞机将载着你去北京。send的用法1)send sb.sth.=send sth.to sb.寄给某人某物Ill send him a message tomorrow.=Ill send a message to him tomorrow.我明天将给他捎个信

10、去。2)send sb.to do sth.派某人做某事They have sent some workers to help the farmers.他们已经派了一些工人去帮助那些农民。3)send away赶走；解雇The teacher wanted to send Tom away from school.老师想把汤姆从学校撵走。4)send for派人去请His mother sent for a doctor.他妈妈派人去请医生。send up发射China has sent up man-made satellites to circle the earth.中国已经发射了围绕地

11、球的人造卫星。It takes eleven hours to fly from Canada to China today.今天从加拿大飞到中国要花费11个小时。It takesto do sth.花干某事。take之后有时跟双宾语，即后面跟某人和时间或者金钱。如：It takes me half an hour to do my homework every day.我每天用半小时做作业。注意it为形式主语，真正的主语是动词不定式，take有人称，时态和数的变化。如：It will take her 30 dollars to buy the T-shirt.她要花30元钱买那件T恤衫。B

12、ut with a transporter,it would take a second.但是用运输车，就会只需1秒。second秒There are sixty seconds in a minute.1分钟有60秒。second还可以表示two的序数词，意思是“第二”。Tom won the second place in the game.汤姆在比赛中得了第二名。I like to watch TV shows about space and spaceships.我喜欢看有关太空和宇宙飞船的电视节目。space太空We saw some TV shows about space yes

13、terday.昨天我们看了一些有关太空的电视节目。辨析:space与skyspace作“太空”讲,泛指肉眼看不见的地方;sky的意思是“天空”,表示距离较近的,肉眼能看见的空间。There are nine planets in the space.太空中有九大行星。There are many beautiful kites in the sky.天空中有许多美丽的风筝。all the time 一直，始终It rained all the time.天一直下着雨。They were working all the time.他们一直在工作。有关time的习语1)at times=sometimes有时，间或My father goes home late at times.我父亲有时晚回家。2)in time及时The doctor came in time to save her life.医生及时地赶到救了她。3)on time按时The train arrived on time.火车按时到那儿。4)take ones time慢慢来，别着急Take your time,theres no hurry.慢慢地干，不要着急。