高 二 英 语 ( 下 )

Unit Eighteen

Inventions授课教师：黄 长 泰

Unit 18

Inventions

Warming-up & Listening

http://www.ocoem.com/images/SatDishes.gif

the compassprinting gunpowder paper

Extension of Foot

The first twenty years in the 20th century: plane, coffee, paper cups….

Inventions in the 20th century:

In the 1920s :electric shaver, TV, robot, auto-watch, the first film with sound, frozen food, traffic lights, penicillin…

In the 1930s ：sunglasses,zebra crossing, canned beer，ball-pen,computer, tape-recorder…

In the 1940s and 1950s:nylon stockings, color TV, atomic bomb, microwave oven, jeep, credit card, cable TV, pocket transistor radio, weight-reducing drink, video recorder, laser…

In the 1960s and 80s : mouse, cassette, sleeping pill, laptop computer, scanner, email, word processor software, mobile phone and walkman ,CD…

In the last ten years :DVD, Pentium Processor, the cloned sheep Dolly, MSN, man-made liver…

Warming up

A Edible chopsticks

B Nose-top computer

C Electric Shoes

D Inflatable bicycle

1

2

3

4

The heel of this shoe is a machine that makes electricity with every step you take. You will never need to buy batteries again!

Electric shoes

Inflatable bicycle

You will never have to worry about having your bike stolen again. If you use our inflatable bike, you can simply let the air out and put your bike in a bag.

edible

chopsticks

Never throw away or wash chopsticks again. These chopsticks are both delicious and environmentally friendly. Save trees and have a snack at the same time--- they come in five different flavours.

Nose-top computer

Are you tired of carrying around a heavy laptop computer? Here’s the solution: the new nose-top computer fits comfortably on your nose and weighs less than a pair of glasses. Use the keyboard vest when you want to type something.

translation pen

Alfred Nobel

Safe way to use a chemical to blow things up.

Accident

Several people killed in explosions, including Nobel’s younger brother.

Invention

Discovery & research

Studied radium and other dangerous materials.

Accident

The dangerous chemicals made her almost blind and caused a blood disease that she died from.

Marie Curie

Breathing machine for divers.

Accident

Died when his machine didn’t work.

Invention

Sieur Freminet

The Diesel engine

Accident:

He was almost killed when he discovered a new way to light fuel.

Invention

Fudolf Diesel

Listening comprehension:Dialogue 1Say T for true and F for false to the following:1. ( ) What Mr. Jones’s invented can cause a lot of pollution to the environment. 2. ( ) Mr. Jones has come to the patent office to ask the officer to give him the patent for his invention. 3. ( ) Mr. Jones’ invention is a newly-designed one that nobody has seen before.

F

T

F

1. What are the advantages of Mr. Jones’ new invention?

The new invention is ______________

2. How does it work?

It is a vehicle that doesn’t need ____________.

The vehicle is powered by ____________________.

3. What can it be used for?

It can be used as ______________________ instead

of cars and buses.

4.Why does the patent officer not want to give Mr.

Jones a patent?

clean and cheap.

engine or fuel

pushing it with the feet

a means of transportation

Because it has already been invented it is a bike-like two-wheel car.

Dialogue two

1. The inspiration of his invention came

from _____

A. farmers carrying goods in the fields.

B. women carrying things in the shops.

C. Porters carrying things to the markets.

2. The invention of his is quite ____.

A. practical B. of no use C. creative

B

B

1. What has Mr. Butler invented?

He invented a device for helping people

_________________.

2. Why did he invent it?

He got the idea when he saw _______________________________

and he was tired of __________________________.

carry heavy objects

a woman carrying some heavy bags

carrying heavy grocery bags

3. How does it work? If you put the bags into ____________________, the bags will ____ and you won’t have to carry them.4. Why does the patent officer not want to give Mr. Butler a patent?

Because his idea doesn’t work-you would still have to carry the large buckets.

a large bucket of waterfloat