Unit 5 Power of Ideas（第5课时）Section B 3a-3c（课件+素材）2026-2027学年人教版九年级英语上册

这是一份初中英语人教版（2024）九年级上册（2024）3a-3c多媒体教学课件ppt，文件包含Unit5PowerofIdeas第5课时SectionB3a-3cpptx、九上人教课文朗读Unit5SectionB3amp3等2份课件配套教学资源，其中PPT共16页， 欢迎下载使用。
1. 掌握并正确运用词汇：be lking t d sth., glider2. 能写一篇介绍发明的文章
Let’s discuss!
What great inventins can yu think f?Hw have these inventins changed the wrld?
Read the text and cmplete the chart.
The inventin f the plane has greatly changed the wrld. Hwever, it seems that its inventrs, Orville Wright and Wilbur Wright, were nt lking t change the wrld at all. Rather, they just wanted t fly like birds.
T slve the prblem f heavier-than-air flight, the Wright brthers began wrking with gliders. There were tw main challenges. The first was hw t get the glider int the air. The secnd was hw t cntrl it nce it was flying. Fr bth prblems, they fund their slutins by lking at hw birds flew. After they slved these prblems, they added an engine t the glider. Then, in December 1903, the wrld’s first plane flights were made.
The inventin f the plane has made ur travels arund the wrld much easier and faster. Jurneys that nce tk days, weeks, r even mnths, can nw be made in nly a few hurs. As a result, cmmunicatin amng peple in different cuntries is nw much easier, and the wrld has becme a much smaller place.
Paragraph 1
The plane was invented.
Orville Wright and Wilbur Wright (the Wright brthers).
Because the Wright brthers just wanted t fly like birds.
What was invented?
Wh were the inventrs?
Why was it invented?
Paragraph 2
Hw t get the glider int the air and hw t cntrl it nce it was flying.
The Wright brthers lked at hw birds flew and added an engine t the glider.
In December 1903.
What challenges were met?
Hw was it invented?
When was it invented?
Paragraph 3
It made travels much easier and faster, and the wrld became much smaller.
What was its effect?
Hwever, it seems that its inventrs, Orville Wright and Wilbur Wright, were nt lking t change the wrld at all. (教材P49 3a)
be lking t d sth. 试图找到做某事的方法
We are lking t prtect the envirnment by reducing plastic waste.我们正致力于通过减少塑料废弃物来保护环境。He is lking t cllect ld bks fr children in muntain areas.他正试图找到为山区的孩子收集旧书的方法。
be动词随主语的人称和数的变化而变化。
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 telephne
Alexander Graham Bell
peple wanted t cmmunicate quickly ver lng distances
metal, wires and plastic
sending clear sunds and imprving the signal
faster cmmunicatin and cnnecting
peple arund the wrld
Write abut the inventin yu have chsen using the infrmatin frm 3b.
There are many great inventins that have changed the wrld, and the telephne is ne f them. It was invented by Alexander Graham Bell in 1876. Peple needed a quick way t cmmunicate ver lng distances. Befre the telephne, slw letters were the main way t keep in tuch. Bell faced many difficulties in sending clear sunds and imprving signals, but he kept trying and never gave up. Finally, he succeeded. His inventin resulted in faster cmmunicatin and cnnected peple all ver the wrld. Thanks t the telephne, the wrld has becme much clser and ur lives are mre cnvenient.
随着手机的发明和应用，我们的联系方式甚至生活方式都发生了巨大改变。本周你校英语社团正在举办以“科技改变生活”为主题的征文活动，请你根据下面的提示和要求，用英语写一篇文章进行投稿，简单介绍手机发明的基本信息和主要用途，同时阐述作为青少年的你们对使用手机的一些看法。
要求：1. 短文必须包括表格中所有要点，可适当发挥； 2. 不得出现真实姓名、校名和地名； 3. 词数不少于80。
________________________________________________________________________________________________________________
write abut a great inventin
be lking t d sth.