初中英语冀教版八年级上册Lesson 33 Life on Wheels授课课件ppt

这是一份初中英语冀教版八年级上册Lesson 33 Life on Wheels授课课件ppt，共45页。PPT课件主要包含了heels，paceships，nvironment，tyre，pedal，ull　，magine，当堂小练，wings，space等内容，欢迎下载使用。

学习目标学会本课单词及词汇。了解发明的历史。能够自信地用英文与他人交流。
Talk smething abut transprtatin. 谈谈交通工具。
Hw many ways can yu think f t use wheels?你能想到多少种使用轮子的方法？Hw can yu get t the mn?你怎样才能到达月球？
Hw many ways can yu think f t use wheels?
Hell, I'm Jeremy. I'm frm the U.S. This is my reprt n transprtatin.
你好，我是Jeremy。我来自美国。这是我关于交通的报告。
This wrld is always mving Everything seems t have wheels, engines r wings.
这个世界总是在移动，一切似乎都有轮子、发动机或翅膀。
Everything seems t be getting faster, t. Lng ag, hrses pulled carts, but nw we have engines n everything, even n bicycles and skatebards!
一切似乎也越来越快。很久以前，马拉推车，但现在我们的一切都有发动机，甚至自行车和滑板也有！
Where did it begin?What's yur favurite type f Well, in the 1700s peple invented the steam engine.
它是从哪里开始的？你最喜欢的交通工具是什么？在18世纪，人们发明了蒸汽机。
That was the beginning f trains. Then steam was able t pwer bats and cars.
那是火车的开始。然后蒸汽能够为船只和汽车提供动力。
Bats have been arund fr thusands f years, Nw with engines, they can g very fast.
船已经存在了数千年，现在有了发动机，它们可以飞得很快。
The first car appeared abut tw hundred years ag, and nw the rads are full f cars.
第一辆汽车大约在200年前出现，现在路上到处都是汽车。
All f these cars make the U.S. a natin n wheels.Transprtatin is nt just n the grund r water.
所有这些汽车使美国成为一个有轮子的国家。交通不仅仅是在地面或水上。
Over 100 years ag, peple began t make flying machines.
100多年前，人们开始制造飞行机器。
Tday we travel a lt by airplane.Nw peple can even travel tspace in spaceships.
今天我们经常乘飞机旅行。现在人们甚至可以乘坐宇宙飞船去太空旅行。
Can yu imagine future transprtatin?My favurite type f transprtatinis the bicycle.
你能想象未来的交通吗？我最喜欢的交通工具是自行车。
I like t g everywhere by bike in my city. It's gd fr my health and fr the envirnment.
我喜欢在我的城市里骑自行车去任何地方。这对我的健康和环境都有好处。
This is my reprt n transprtatin.这是我关于交通的报告。 本句中的n意为“关于”。
n与abut作介词时,都意为“关于”,但用法不同。n用于严肃的或学术性的内容,较为正式。abut表示内容较普通,不太正式。
This bk is n science.这本书是关于科学方面的。It’s a stry abut Lei Feng.那是一个关于雷锋的故事。
seem意为“似乎;好像”。 seem 后接动词不定式,构成 seem t d sth.结构,意为“似乎/好像要做某事”。
Everything seems t have wheels, engines r wings.一切似乎有车轮，发动机或翅膀。The math prblem seems t be difficult.那道数学题好像很难。
【辨析】be able t,canbe able t强调具体事件中有能力,指“经过努力而成功地做某事”,可用于各种时态。
can只是一般性的能力,指“有能力做某事”,只用于一般现在时和一般过去时两种时态。
Then steam was able t pwer bats and cars.蒸汽能够驱动船和汽车。 be able t意为“能;会;能够”,后接动词原形。He will be able t drive next year.明年他就能开车了。She can sing the sng in English.她能用英语唱这首歌。
“fr+ 一段时间”表示动作从过去开始一直持续到现在,常用于现在完成时的句子中。 现在完成时的句子结构为“主语+have/has+过去分词+其他”。
Bats have been arund fr thusands f years. 船已经存在数千年了。The mvie has been n fr ten minutes.电影已经开始十分钟了。
◆thusands f 意为“成千上万的,数以千计的”。
当用hundred,thusand,millin,billin等词表示一个不具体的数字时,这些词用复数形式,而且常与介词f 连用来修饰名词。
Thusands f visitrs cme t Beijing during May Day hlidays every year.每年五一假期成千上万名游客来北京。
Listen t the passage and chse the crrect wrds.Hw d we use (wheels/transprtatin)? Many years ag，peple (invented/made) many helpful vehicles such as trains and cars. This was the (beginning/starting) f mdern transprtatin. It's much easier fr peple t (g/travel) nw. But t keep (healthy/fine)，we shuld walk r ride bicycles.
Read the text and fill in the blanks.This is Jeremy’s reprt n t_______________.Cars make the U.S. a natin n w___________.Nw peple can even travel t space in s_____________.Riding a bike is gd fr ur health and the e_______________.
ransprtatin
Read the passage and label the bicycle.Bicycle means “tw wheels”. The first bicycle was prbably created in Germany in 1816.It was heavy and had wden wheels. 自行车的意思是“两个轮子”。第一辆自行车可能是1816年在德国制造的。它很重，有木制轮子。
At first, the bicycle had tw wheels but n pedals. Peple pushed it alng with their feet. 起初，这辆自行车有两个轮子，但没有踏板。人们用脚推动它。In 1838，a man in the U．K. invented pedals. The mdern bicycle was invented in 1876 in England. 1838年，英国一名男子。发明了踏板。现代自行车是1876年在英国发明的。
By 1900，bicycles had tyres filled with air.Air­filled tyres made bicycles mre到1900年，自行车的轮胎充满了空气。充气轮胎使自行车变得更容易
cmfrtable t ride. Tday's bicycles lk the same as bicycles frm the 1900s，but they are lighter. This is because they all have hllw frames.
④Wrk in pairs. Imagine the transprtatin f the future. Then make up a dialgue. 两人一组工作。想象一下未来的交通。然后编一段对话。
Example：例子：A：What des it lk like?A： 它看起来像什么？B：It lks like a bird. It has wings.B： 它看起来像一只鸟。它有翅膀。A：Hw will it help peple?A： 它将如何帮助人们？B：... B： 。。。
一、词语运用1.Lk at the sign! Yu shuld p_________　,nt push. 2.—Can yu i________ flying like a bird,Tny? —Oh,that must be amazing.3.—What type f transprtatin is gd fr e________________ ?
—I think riding a bike is the best have ________________　(翅膀)and they can fly. 5.I wish I culd travel t __________　(太空)by spaceship smeday.
二、根据汉语意思完成句子1.她好像完成了所有的工作。She __________________　finished all the wrk. 2.那个孩子已经会说话了。That child _________________　t speak.
seems t have
has been able
3.那个箱子太重了。它里面装满了书。The bx is t heavy.It _________________bks. 4.它正在变成一个车轮上的国家。It is turning int a natin_________________.
课堂小结重点单词：invent, able, space, imagine重点短语：thusands f
重点句子：This is my reprt n transprtatin.Can yu imagine future transprtatin?Everything seems t have wheels, engines r wings.