初中人教版（2024）1a-1d背景图课件ppt

这是一份初中人教版（2024）1a-1d背景图课件ppt，共25页。PPT课件主要包含了Exercises，printer，invention，hundreds等内容，欢迎下载使用。
Learning Gals
1. 掌握并正确运用词汇：inventin, camera, laptp, high-speed train, super, sunglasses, buttn, itself, hundreds (f...), prduce, file, plastic2. 能讨论新发明的功能：① What can it be used fr? ② It can be used fr/t ... ③ Hw des it wrk?
Match the names with the things. Find ut when they were invented.
1. _____________
high-speed train
2. _____________
3. ____________
4. _____________
5. _____________
6. _____________
Listen t the cnversatins. Chse the inventin each cnversatin talks abut and find ut where they are frm.
Cnversatin 1: ______
Cnversatin 2: ______
A. Super See, frm _________
B. Smart Ck, frm _______
Listen again and circle T fr true r F fr false.
1. Super See is a pair f sunglasses designed t prtect peple’s eyes.2. A mini-camera is cnnected t Super See t help with reading.3. A buttn n Smart Ck shuld be pressed befre cking.4. All the fd is added by Smart Ck itself.5. Hundreds f kinds f dishes can be made by Smart Ck.
T FT FT FT FT F
Listening Scripts
Cnversatin 1
Guide 1:Ella:Guide 1:Ella:Guide 1:
Welcme t the Internatinal Exhibitin f Inventins! Over here, we have Super See frm Germany.They lk like sunglasses. What are they used fr?They’re fr peple wh can’t see well. They dn’t find nrmal glasses helpful.Hw d they help peple t see?Well, a mini-camera is cnnected t the frnt f the glasses. It makes everything lk larger. Wrds can als be turned int sund.
Ella:Guide 1:Ella:
Cl! S they can help peple watch TV and read bks.Yes. They can als cntrl the clur and picture.Amazing!
Cnversatin 2
Teng Fei:Guide 2:Teng Fei:Guide 2:Teng Fei:
What smells s delicius?Cme and have a try. Smart Ck frm China is cking sme fd.Really? Hw des it wrk?It’s simple! Put fd like carrts and nins in the cup n the tp f the machine. Then press this buttn. All the fd is cut and fried. The il and salt are als added by the machine itself.Fantastic! Hw many kinds f dishes can it make?
Guide 2:Teng Fei:Guide 2:
Hundreds! It has an app with many recipes.Great! With this rbt, my parents can take a break frm cking.Hw nice f yu t think s. I’m sure they will lve it.
What can the tw inventins be used fr? Describe them t a partner.
A: What can the special glasses be used fr?B: They’re fr peple wh can’t see well.A: Hw d they wrk?B: A mini-camera is cnnected t the frnt f the glasses. It makes everything lk larger and turns wrds int sund.A: Amazing! Hw abut Smart Ck?
B: It is used t help peple take a break frm cking. First, we put fd in the cup n the tp f the machine. Then press a buttn and all the fd is cut and fried. What’s mre, the il and salt are als added by the machine itself.A: That’s s great!
Tick the things that yu think a 3D printer can make. Yu can add mre.
Listen t the cnversatin and answer the questins.
1. Where did Han Lin g last weekend?2. Why was the 3D printer Han Lin’s favurite inventin?
Han Lin went t the Internatinal Exhibitin f Inventins.
Because almst everything under the sun can be made by it.
Cmplete the sentences with the crrect frms f the wrds in the bx. Then listen again and check yur answers.
First, the bject is ________ n the cmputer.
Then, a file is _______ by the cmputer.
And the file is _____ t the 3D printer.
Next, the file is _____ by the 3D printer.
Finally, the bject is ________ by building up plastic.
Ella:Han Lin:Ella:Han Lin:Ella:Han Lin:Ella:
Hi, Han Lin! Did yu g t the Internatinal Exhibitin f Inventins last weekend?Yes, sme amazing inventins were shwn frm all ver the wrld.What inventin did yu like the mst?Oh, the 3D printer was amazing.Why?Almst everything under the sun can be made by it.Really? Like what?
Han Lin:Ella:Han Lin:Ella:Han Lin:
Well, all kinds f everyday bjects. Tys, chairs, tables, and even huses can all be made by the 3D printer.That’s cl!Yeah. And in medicine fr example, arms and legs, and even hearts can be created by the 3D printer.That’s great! Hw des it wrk?Well, first, the bject is designed n a cmputer. Then, a file is created and sent t the 3D printer. The 3D printer reads the file, and after that, the bject is prduced by building up plastic.
Ella:Han Lin:Ella:
Is nly plastic used?N, ther materials can als be used t prduce things. It can even make fd.Oh, really? I’d lve t try 3D-printed fd!
List the things yu use every day and chse the ne that yu like the mst. Then talk abut what it can be used fr and its imprtance.
A: What inventin d yu like the mst?B: I like ... the mst.A: What can it be used fr?B: It can be used fr/t : Amazing! / Fantastic! Is it imprtant in yur daily life?B: Yes, it ...
一、用所给词的适当形式填空。
The first electrnic _______ (print) was develped in 1968.The gunpwder was a Chinese ________ (invent) .She has taught ________ (hundred) f students.
二、 完成句子，每空一词。
1. 这些工具是用3D打印机生产的。 These tls ____ _________ ____ 3D printers.2. 他按了一个按钮，然后等着坐电梯。 He _______ __ _______ and waited fr the lift.3. 那把旧椅子应该扔掉了。 That ld chair ______ ___ _______ _____.
are prduced by
pressed a buttn
shuld be thrwn away
Language pints
本句中shuld be pressed为含有情态动词的被动语态，其基本结构为“情态动词+助动词be+及物动词的-ed形式”，否定形式为“情态动词+nt+助动词be+及物动词的-ed形式”。
Students shuld be allwed t make decisins by themselves.学生应该被允许自己做决定。Waste paper shuld nt be thrwn here.废纸不应该扔在这里。
hundreds f 许多；大量
hundreds f 表示约数，后接可数名词复数，其前不用数词修饰。但 hundred前有基数词或表示数量的限定词时，词尾不加-s，且不与f连用。
thusand “千”、millin “百万”和 billin “十亿”的用法与 hundred相同。
Althugh there are nly abut tw hundred teachers and students in this schl, hundreds f sweet mments take place here every day.虽然这所学校只有大约两百名师生，但每天这里都发生许多美好的瞬间。
prduce /prəˈdjuːs/ v. 生产；繁育
We pride urselves n prducing high-quality prducts.我们以生产高质量的产品而自豪。An adult cat may prduce kittens three times a year.一只成年猫一年可能生三窝小猫。