课件16张PPT。Unit 3Inventors and inventionsWarming up and ReadingFill in the blanks with the proper form of the given word.The electric bulb was _________ by Edison.
So he is a great __________.
And the electric bulb is called an __________.
invented inventor inventioninventINVENTIONS:DISCOVERIES: ② ⑤① ③ ④What’s the difference between inventions and discoveries?A discovery is_________________.An invention is_______________.
A finding sth. that has already existed
but not yet known.B creating sth. that did not exist before.B A Pre-readingEvery inventor must go though some stages(阶段). They are listed below. Can you put them in the right order?Applying for a patent
Finding a problem
Doing research
Testing the solution
Thinking of a creative solution
Deciding on the invention 146253Her invention was a new_______
to ______ the snakes
without ________ them.waycatchharmingWhat was her invention?Find corresponding [?k?r?'sp?nd??] (相应的)
para(s) for each stage.1264873Careful readingPara.1-3 Her mother found some snakes in their
courtyard and asked her to catch them. 1. The problem 2. The approach(方法) she decided to use:3. Tick the things that the writer prepared to
use to catch the snakes.a trap , powder, a bowl, ice cubes, perfume Cooling the snakes so that they would
become sleepy and could be easily caught.√√◆ For the first attempt, she put the bowl over
the snakes’ habitat in the _________ for ______
hours.(Para. 4)
◆ For the second attempt, she put the bowl over the
snakes’ habitat in the________ for a night. (Para. 5)
◆ For the third attempt, she put the bowl over
the snakes’ habitat in the _________for
a night and carry a ______ to __________ herself
from being bitten by the snakes. (Para. 6)Para. 4,5,6Fill in the blanks with the details(细节) about her three attempts(尝试) to catch snakes. morningneteveningtwo eveningprotectsucceed2. What does the writer mean by “You’ll know if I succeed by the size of my bank balance”Para. 7,8 ① A new star discovered by a scientist.② A new animal variety.④ A new way to make dirty water clean. 1. Decide if the following items can get a patent.The writer can make money if her patent is
recognized. 余额When I __________ my mother, she was upset,
because snakes came near the house
____________. My mother wanted me to help
_____ I agreed. I thought it was a chance for me
to __________ myself. I set about ___________
the habits of snakes and decided to catch them
by cooling them. I tried three _________and
succeeded at the _____ one. I decided to seize
the opportunity to ________ a patent. But the
_______ are very strict. I have filled the form
and filed my __________. Now it’s a matter of
waiting and hoping.called upnow and thenanddistinguishresearchingattemptslastapply forcriteriaapplicationSummaryWhat kind of girl do you
think the writer is? I think the girl is
________, ____________, __________________, _________, _______________...creativeimaginativepatientpersistent [p?'s?st?nt] The qualities that inventors should have : intelligentThe secret of the invention is in constant efforts.
发明的秘诀在于不断的努力。Without hard learning, there is no the simplest
invention.
没有艰苦的学习,就没有最简单的发明。◆ Useful expressions It is made of …
It looks like….
It can be used to…
It can help/prevent…
It’s convenient (for sb.) to do sth. with it.
This invention makes it possible for people to…Write down an inventionFinish your writing, adding more if possible. Homework