内容正文:
Unit6
When was it invented?
Section A 1a-2d
calculator
juicer
Modern inventions
______ 1876
______ 1885
______1927
______1971
Listen and match the inventions with the years.
1b
P41
______ 1876
______ 1885
______1927
______1971
eighteen seventy-six
eighteen eighty-five
nineteen twenty-seven
nineteen seventy-one
______ 1876
______ 1885
______1927
______1971
Match the inventions with the years.
d
a
c
b
Let's make sentences.
1b
fridge / Harrison / 1862
washing machine/ Smith / 1858
airplane/ Wright brothers/ 1903
What are they used for?
light bulb / Edison / 1879
The ... is used for...
The airplane is used for traveling fast.
The fridge is used for keeping food fresh.
The washing machine is used for washing clothes.
The light bulb is used for giving light in the dark.
Do you know any other invention more interesting?
What are they used for?
What are they used for?
2a
Listen and number the inventions [1-3] in the order you hear them.
1
3
2
2a
Listen and fill in the blanks.
The first invention is shoes with ________. People always hit their toes against __________ on the way to the bathroom at night. So people can use them for ________ in the ______.
The second invention is a hot ice-cream ______. It runs on _________ and becomes hot. It’s _____ for serving really _____ ice-cream.
The last invention is shoes with special _____. People can move the heels _____ and ______. You can _____ the style of your shoes. You can heels if you are going to a party or ______ them if you are just going out for _________.
heels
down
up
raise
lower
shopping
lights
something
seeing
dark
scoop
electricity
used
cold
change
Invention What is it/are they used for?
shoes with special heels _________ the style of the shoes
shoes with lights seeing _____________
hot ice-cream scoop ________ really cold ice-cream
changing
in the dark
serving
Complete the chart.
2b
Group Work
Invention Inventor Time Usage (用途)
light bulb Edison 1830 giving light
camera a Frenchman 1837 taking pictures
bike an Englishman 1839 riding
basketball James Naismith 1861 playing
telephone Bell 1876 making phone calls
plane the Wright brothers 1903 traveling
computer an American 1976 getting information
the iphone Jobs 2007 talking with people
Zipper
trousers
shoes
bags
suitcases
1. Who was the zipper invented by?
2. When was the zipper invented?
3. What is the zipper used for?
Watch and Answer
1. Who was the zipper invented by?
2. When was the zipper invented?
3. What is the zipper used for?
Whitcomb Judson
In 1893
Making fastening easier.
Listening
What is the subject for their school project?
What kind of invention does Roy think of?
Small inventions that changed the world.
The zipper.
Watch and answer.
2d
Reading Battle
2d
Reading Battle
2d
Read and answer.
We can see zippers on dresses, trousers, shoes, bags… almost everywhere.
It became popular in around 1917.
It was invented by Whitcomb Judson.
②Who was the zipper invented by?
③Where can we see the zippers?
It was invented in 1893.
④When did the zipper become popular?
①When was the zipper
invented?
The zipper is a small but great __________. It was ________ ______ Whitcomb Judson. It was _________ ___ 1893 and became popular in _______ 1917. Now it is ________ ________ in our daily lives. For example, we use them _______ dresses, trousers, shoes, bags and so on.
Small inventions that changed the world
invention
invented
by
invented
in
around
used
widely
on
Let's think
1. What's the small invention talked about in the dialogue?
2. What's the great invention?
Four Great Inventions
Do you know
Four Great Inventions in China?
shared bikes
high-speed railways
Online shopping
electronic payment
Do you know new Four Great Inventions in China?
1964
2010
1999
2014
We Chinese have had many great inventions throughout the history. Be proud of China.
Introduce the
Four Great Inventions
to your classmates.
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