人教版（2024）九年级上册（2024）Unit 5 Power of IdeasSection B3a-3c图片课件ppt

这是一份人教版（2024）九年级上册（2024）Unit 5 Power of IdeasSection B3a-3c图片课件ppt，共29页。PPT课件主要包含了教学目标，Lead-in，Exercises，Homework等内容，欢迎下载使用。
Let’s watch and learn!
Pre-writing
Wrds and Expressins
be lking t d sth.
phr. 试图找到做某事的方法
Let’s read and think!
Passage Analysis
Read the text and cmplete the chart.
What was invented?
Wh were the inventrs?
Why was it invented?
Orville Wright and Wilbur Wright (the Wright brthers).
They wanted t fly like birds.
What challenges were met?
Hw was it invented?
When was it invented?
Getting the glider int the air and cntrlling it during flight.
They studied bird flight t slve flight prblems, then fixed an engine t a glider.
In December 1903.
What was its effect?
It shrtens travel time greatly, makes internatinal cmmunicatin simpler and cnnects the whle wrld clser.
Fill in the blanks accrding t the passage.
_________ was invented by _________________ in _______________.It was invented because ________________________.It was made f / frm ___________________.The inventr had difficulties in ____________________________________ _____________.The inventin was respnsible fr / led t __________________________ _____________________________________________________________.
the Wright brthers
December 1903
they wanted t fly like birds
a glider and an engine
getting the glider int the air and cntrlling
the wrld and better cmmunicatin between peple frm different cuntries
easier and faster travel arund
it during flight
While-writing
Chse a great inventin yu are interested in. D sme research and make ntes abut it.
________________ was invented by ____________in _______.It was invented because ___________________________________________.It was made f / frm _____________________________.The inventr had difficulties in ____________________________________ ____________________.The inventin was respnsible fr / led t __________________________ _______________________.
The ballpint pen
László Bíró
funtain pens leaked easily and their ink dried slwly
metal, plastic and quick-drying ink
making the tiny metal ball wrk well withut
peple t write everywhere
a cheap and cnvenient way fr
ink leaking r blcking
The ballpint pen was invented by László Bíró in 1938. At that time, funtain pens were nt cnvenient. They ften leaked and their ink dried slwly, s Bíró decided t create a better writing tl.It was made f plastic, metal and quick-drying ink. The inventr had many difficulties. It was nt easy t design the tiny metal ball and stp the pen frm leaking. After lts f tests, he made it.This great inventin led t a cheap and cnvenient way f writing. Nw ballpint pens are widely used all ver the wrld and bring great cnvenience t ur daily life.
Write abut the inventin yu have chsen using the infrmatin frm 3b.
Pst-writing
Let’s evaluate!
在英语课上，你们班开展了一次以“The Pwer f Ideas”为主题的讨论。请你根据以下要点，用英语写一篇短文，向校英语报投稿，分享你对“想法的力量”的理解。要点提示：1. 想法的重要性：想法可以改变世界（举例说明）；2. 如何产生好的想法：观察生活、多问问题、合作交流等；3. 作为中学生，我们该如何培养创造性思维？
As the saying ges, “A gd idea can change the wrld.” I strngly believe that ideas have great pwer. Here are my thughts n this tpic. Ideas are pwerful enugh t change the wrld. Many great inventins, such as the Internet, came frm simple creative thughts. Gd ideas wn’t appear easily. We need t bserve daily life, keep curius and ask mre questins. Besides, valuable ideas can be imprved thrugh cllabratin with partners. As middle schl students, we shuld develp creative thinking. We’d better keep curius and dare t put frward new pinins. Dn’t fear failures, fr they can guide us t turn ideas int reality. In shrt, never stp thinking and creating.
A film was __________ (prduce) by a film cmpany t tell us abut rbts.News culd travel much mre ________ (rapid) with inventins like the radi.The use f mdern medicine has helped cntrl many __________ (danger) diseases.It first spread t China’s neighburing cuntries and finally ________ (reach) Eurpe in the 12th century.The emperr was very pleased and ________ (praise) Cai Lun fr his great wrk.Fibre made frm il prvides a cheap ________ (slve) t the prblem.
1. 这些材料要么很难使用，要么非常昂贵。These materials are ________ difficult t use, ________ very expensive.2. 便利贴逐渐流行起来，现在在世界各地被广泛使用。Sticky ntes gradually became ppular and nw are widely used ______ ______ ______ ________.3.令他惊讶的是，他生产出了一种非常弱的胶水。_______ ______ ___________, he prduced a glue that was really weak.
either r
all ver the
T his surprise