Unit 12 Innovation Reading club 2 课件（共30张） 2024-2025学年高二英语北师版（2019）选择性必修4

(共30张PPT)
Unit 12
Innovation
Reading club 2
To read and understand the history of three important inventions.
To answer critical thinking questions.
Be able to master new words and use the following words：preserve and electric.
Learning objectives
Pat attention to the heading of the text and brainstorm simple inventions that changed world.
Benjamin Franklin
Thomas Alva Edison
the Wright Brothers
Lead-in
John Logie Baird
the Biro brothers
Hamilton Smith
Karl Friedrich Benz
Tim Berners-Lee
Changed for your world
New technology helps to save time and human labor.
New technology brings more ways of entertaining.
New technology shortens the distance and brings the whole world together.
Pre-reading
Who When and where were them invented and developed Working principles
How have these inventions changed our lives
Read and draw a mind map of the 3 simple inventions
While-reading
the ancient Egyptians
water clock
Sundial
/ s nda l/
日晷
Gnomon
/ n m n/
圭表
Clepsydra
/ kleps dr /
漏刻
The accurate mechanical clock
pendulum clock
/ pend l m/
Compressed gases in metal coil inside the refrigerator suck the heat out of the surrounding air as the gases expand.
Elevators have changed the city skylines.
The skyline is the line or shape that is formed where the sky meets buildings or the land.
Find what each invention is used for and in what way life different before these inventions.
Scan the text and find the answers to the questions.
While-reading
Inventions When Where Inventors Changed our lives
the clock
in the 16th and 17th centuries
Europe
European inventors
almost every part of our day-to-day lives is governed by time and our ability to measure it accurately
Inventions When Where Inventors Changed our lives
the refrigerator
1805
Oliver Evans
it’s a common object in most homes and people would find it difficult to imagine living without it
Inventions When Where Inventors Changed our lives
the elevator
1880
Werner von Siemens
Elevators have changed not only our lives by making it possible to live in bigger and taller buildings, but also the city skylines.
Germany
What is the writer inferring in the last paragraph
The writer is inferring that throughout our daily routine we don’t truly acknowledge the benefit of these three inventions and how much inspiration and hard work it took to create them.
Post-reading
Which one of the three inventions do you think has changed people’s lives the most Why
Truly Useful Inventions That You Never Knew You Needed
The Rolling Bench That You Can Use After Rain
Toothpaste Tube Squeezer
Dresser That Keeps Your Clothes In Their Places
Pizza Scissors
Twister Fork
Baby Shower Cap
The Inside-Out Umbrella
Onion Holder
1. Thousands of years ago, people realised that they could preserve meat by burying it in snow.
几千年前，人们意识到可以把肉埋在雪里保存。
★preserve vt.保存(食物),腌制;维护,保护n.腌菜,果酱;保护区
[思考感知] (一语感知preserve 的词性和含义)
In this nature preserve, all the rare plants are well-preserved.
在这个自然保护区中,所有的稀有植物都得到了良好的保护。
[点拨归纳]
(1) preserve sb./sth. from sth. 保护……免受……
preserve sth. +adj. 把某物保存得….…
(2) preservation n.保护，保存
[应用融会](单句语法填空/完成句子)
1. The house buried underground for over 1,000 years is part of local history and should ___________________(preserve).
2. The paintings are in an excellent state of______________(preserve)，which are of great value to our study.
3. They were determined to preserve their children________ harm.
4. The vase_____________________________.
这个花瓶一直被保存得很好。
be preserved
preservation
from
has been well preserved
[名师指津] preserve与 reserve词形相似，但reserve 意为“保留;预订”。
2. In 1880, a German inventor,Werner von Siemens, introduced the first electric powered elevator - and the lift, as we know it today, was born.
1880年,德国发明家沃纳·冯·西门子发明了第一台电动电梯--我们今天所知道的电梯就这样诞生了。
★electric adj.用电的,带电的，电动的
[思考感知] (一语感知 electric的变形)
In the 1980s,electrical lines and lead poisoning nearly drove them to dying out. Now, electric shock training with some electronic equipment and medical treatment are helping to rescue these big birds.
在20世纪80年代,电线和铅中毒几乎使它们灭绝了。现在,用一些电子设备进行电击训练和医学治疗正在帮助拯救这些大鸟。
[应用融会](完成句子)
1. Mr Wang has a smart son, who ___________________.
王先生有一个聪明的儿子,他喜欢电动玩具。
2. Therefore，we should realize ____________________________.
因此,我们应该认识到电的重要性。
likes electric toys
the importance of electricity
electric 指“用电的，带电的,电动的”
electronic 指“与电子有关的(电子器件的、电子设备的)”
electrical “电的，用电的,发电的”,常与和电有关的
electricity 指“电力;电流”
[易混辨析]
1. (感知原句) To illustrate this, let's have a look at three simple inventions: the clock, the refrigerator and the elevator.
为了说明这一点,让我们来看看三个简单的发明:时钟、冰箱和电梯。
分析: 动词不定式作目的状语。
尝试仿写
她每天都锻炼以此来保持体形。
She does exercise every day__________________________.
2. (感知原句)Without watches or clocks, even simple tasks like catching a train, meeting a friend or even boiling an egg would be very difficult indeed.
没有手表或钟表,即使是像赶火车、见朋友或煮鸡蛋这些简单的任务也会变得非常困难。
分析: without引导的含蓄虚拟条件句。
仿 写 经 典 句 式
to keep her figure
没有他们的帮助,我们不可能按时完成工作。
_________________________________________without their help.
3. (感知原句) Now'it is a common object in most homes and people would find it difficult to imagine living without it.
现在,它在大多数家庭中都很常见,人们很难想象没有它的生活。
分析: it作形式宾语。
尝试仿写
今天的儿童很难想象没有手机和电视机的时代是什么样子。
The modern children______________________imagine a time when there was no mobile phone or TV.
尝试仿写
We wouldn't have finished our work on time
find it difficult to
Because of the great inventions, we can enjoy a colourful life now. Please put the following inventions into the right group (the country that invented the thing).
China: _________________
America: _________________
Germany: _________________
China: china, compass
America: plane, washing machine
Germany: car, highway
Homework