外研版（2024）八年级上册（2024）Understanding ideas优质课课件ppt

这是一份外研版（2024）八年级上册（2024）Understanding ideas优质课课件ppt，文件包含Unit3MakeithappenUnderstandingideasAhelpinghand新教材外研版八上英语课件含音视频pptx、外研八上Unit32mp3、whatisthismp4等3份课件配套教学资源，其中PPT共24页， 欢迎下载使用。
Learning bjectives
By the end f the lessn, I will be able t...
学生能掌握文中重点词汇（如 artificial, invent, imprve 等 ）和短语（如 a helping hand, blw sb. away 等 ）。
通过阅读练习，提升学生获取细节信息、推理归纳、概括文章主旨的阅读能力；能运用所学词汇和内容进行简单的口语表达。
引导学生关注科技对生活的积极影响，培养创新意识和帮助他人、无私分享的美好品德，激发学生用知识和行动为社会做贡献。
Let’s enjy the vide.
What is this? / What are these?
Pre-reading
Where was the by?
Lk at the picture and answer the questins.
Maybe he was at an exhibitin.
What was he ding?
He was shaking hands.
Activity 1 Lk at the wrd clud and predict.
I think the passage is abut smene wh invented an artificial arm. He r she designed it t imprve peple’s lives by lending “a helping hand”.
Activity 1 Lk and say.
artificial arm
helping hand
While-reading
Activity 2 Read the passage and check yur answer.
What’s the passage abut?A. Eastn invented an artificial arm and shared his design nline fr free.B. Eastn was the first persn t invent the artificial arm fr children with special needs. C. Children with special needs helped Eastn imprve his inventins.
Hw much did Jenny's artificial arm cst?
stand beside 站在旁边
shake hands with sb 与某人握手
all the time 一直，始终
science fair 科学展览会
rbtic arm 机械手臂
plastic blcks 塑料积木
fishing line 钓鱼线
What did Eastn decide t d after realizing the high cst f Jenny’s artificial arm?
blw sb away 使某人大为惊讶
lend a hand t sb 帮助某人
nt gd enugh 还不够好
ne after anther 接连地
What did Eastn d with his artificial arm design?
make mney frm... 从中赚钱
If yu had a chance t use a 3 - D printer, wuld yu make an artificial arm with Eastn’s design? And why?Yes, I wuld. Because Eastn’s design is helpful fr children wh need artificial arms.
Order the fllwing events in the passage.
Eastn made a rbtic arm with plastic blcks and fishing line.
Eastn allwed peple t use this design fr free.
Eastn and Jenny met at a science fair.
Eastn made an artificial arm with a 3-D printer.
Pst-reading
Cmplete the chart with the wrds and expressins frm the passage.
science fair
withut an arm
grw quickly
fishing line
Language Pints
1. Estn LaChappelle, a 14-year-ld student, std beside his wrk at a science fair.在一场科学展览会上，14岁的学生伊斯顿•拉查佩尔站在他的作品旁边。
用法：作可数名词，意为“展览会”，指的是一个大型的，公开的展览或集市，通常包含多个摊位，展品和活动，如贸易展览会，艺术博览会，书展等。A bk fair is t be held next mnth.下个月将举办一场图书展览会。
2. What’s wrse, children like her grw quickly and need arms all the time. 更糟糕的是，像她这样的孩子长得快，经常需要新的假肢。
用法：grw with sb 表示“和某人一起成长”，grw 既可以表示“人或动物的长大，成长”，也可以表示“植物的生长，发育”。These days kids grw up s quickly.如今孩子们长得真快。
3. But it wasn’t gd enugh yet: the arm weighed 3.6 kilgrams. It was t heavy fr a child. 但它还不够好：假肢重达3.6千克。这对一个孩子来说太重了。
用法：作连系动词，意为“重，重量是”，后加表示重量的词语。Her brther weighs 70 kils.她的哥哥/弟弟重70千克。
Please chse the crrect answer frm A, B, C.
1. What is the meaning f "invent" in the text?​ ( )A. T buy smething new.​B. T make smething new fr the first time.​C. T repair smething ld.​D. T sell smething useful.​（答案：B 解析："invent" 在文中指 Eastn 首次创造出人造手臂这一新产品，即 “发明”。）
2. What did Eastn d with his artificial arm design?​A. He kept it as a secret.​B. He sld it t a big cmpany.​C. He psted it nline fr free.​D. He gave it t his teacher.​（答案：C 解析：教材指出 Eastn 决定将设计免费发布到网上，让更多人可以下载制作。）
一、核心词汇1. artificial 人造的 例：artificial arm 人造手臂2. invent 发明；inventr 发明家；inventin 发明物3. imprve 改进；提升 例：imprve the design 改进设计 4. blw sb. away 使某人惊叹 例：It blew me away! 二、关键短语a helping hand 援手；帮助 be brn withut... 生来没有…… 例：brn withut an arm