Lesson 34: Trains Go on Rails! new words think about it text.

Lesson 34: Lesson 34: Trains Go on Rails!Trains Go on Rails!

new words think about it text

New words rail n. 铁轨 invent v. 发明 inventor n. 发明家 steam n 蒸汽 engine n. 发动机 wheel n. 车轮 locomotive n. 机车 engineer n. 工程师 explode v. 爆炸 railway n. 铁路 passenger n. 旅客 distance n. 距离 iron n. 铁 during prep. 在…期间 get on/off 上 / 下车 speed n. 速度 per prep. 每 even adv. 甚至 magnetic adj. 磁的 jet n. 喷射流 jet engine 喷气发动机

inventor

wheel

steam engine

locomotive

explode v. 爆炸

railways

Think about it

• How do you usually travel to some other place?

• Who invented the steam engine?• When did the first passenger

railway open?

Who invented the steam engine?

• In the 1700s, many inventions were working on the steam engine. In the 1760s, a scientist in England invented a way to put steam engines and wheels together. Soon, people had a new type of transportation: the steam locomotive.

What happened to the first steam locomotive?

• An English engineer drove the first steam locomotive on a road, but it exploded!

Who invented railways?

• In 1804, a locomotive carried about seven passengers a short distance on some iron rails. It was the first railway! It was in England.

When did the first passenger railway When did the first passenger railway open?open?

The first passenger railway opened in England The first passenger railway opened in England in 1825. the first passenger train was called the in 1825. the first passenger train was called the Rocket.Rocket.

During the 1830s, countries all over the world During the 1830s, countries all over the world started to build railways. After fifty years, railstarted to build railways. After fifty years, railways covered most countries.ways covered most countries.

Many train stations built to make it easier for pMany train stations built to make it easier for passengers to get on and off the trainsassengers to get on and off the trains..

How fast do trains go?How fast do trains go?

Early trains, like the Rocket, had a top spEarly trains, like the Rocket, had a top speed of 50 kilometers per houreed of 50 kilometers per hour. . Even the best steam locomotives were slEven the best steam locomotives were slowow. They could only go about 80 kilometers . They could only go about 80 kilometers per hour. Today’s trains are much fasteper hour. Today’s trains are much faster. They travel at about 240 kilometers an r. They travel at about 240 kilometers an hour. The fastest trains can go 380 kilomhour. The fastest trains can go 380 kilometers an hour.eters an hour.

How fast this train is!

Who invented the steam engine? Who invented the steam engine? 谁发明了蒸汽发谁发明了蒸汽发动机？动机？

invent invent vt.vt. 发明发明 Who first invented the airplane? Who first invented the airplane? 谁最先发明了飞谁最先发明了飞

机？机？ 【衔接】【衔接】 invention invention nn. . 发明发明 How many inventions did Edison have in his life? How many inventions did Edison have in his life?

爱迪生一生中有多少项发明？爱迪生一生中有多少项发明？ inventor n. inventor n. 发明家发明家 He has invented many things. He is a great inventor. He has invented many things. He is a great inventor.

他发明了许多东西。他是个伟大的发明家。他发明了许多东西。他是个伟大的发明家。

In the 1760s, a scientist in England inveIn the 1760s, a scientist in England invented a way to put steam engines and wnted a way to put steam engines and wheels together. heels together. 在在 1818 世纪世纪 6060 年代，一年代，一位英国的科学家发明了把蒸汽机车与车轮位英国的科学家发明了把蒸汽机车与车轮结合在一起的方法。结合在一起的方法。

1760s 181760s 18 世纪世纪 6060 年代年代 表示“……世纪，……年代”，一定要用表示“……世纪，……年代”，一定要用

复数形式。如：复数形式。如： 1800s 191800s 19 世纪 世纪 1730s 181730s 18 世纪世纪 3030 年代年代 My grandma was born in the 1890s. My grandma was born in the 1890s. 我我

奶奶出生于奶奶出生于 1919 世纪世纪 9090 年代。年代。 【注意】【注意】 表示“……世纪，……年代”，前面不要表示“……世纪，……年代”，前面不要

忘记加定冠词忘记加定冠词 thethe 。。

• Early trains, like the Rocket, had a top speed of 50 kilometres per hour. 早期的火车，像火箭，最快速度是每小时 50 公里。

• 1) a top speed of 全速 =a full speed of 如：• He is driving at a top/full speed of 80 kilomet

res per hour. 他以每小时 80 公里的高速驾驶。• at a speed of 以……的速度。如：• at a speed of 50 kilometres per hour 以每小时

50 公里的速度• 2) per prep. 每 , 如 per hour 每小时， per pe

ople 每人 , per day 每日， per year 每年

pratice1 、 Thomas Edison was one of the fam

ous ( 发明家 ) in the world.inventors

2 、 An English ( 工程师 )drove the first steam locomotive on a road, but it exploded.

engineer

3 、 The first ( 乘客 ) railway opened in England in 1825.

passenger