初中人教版（2024）1a-1f获奖课件ppt

这是一份初中人教版（2024）1a-1f获奖课件ppt，共28页。PPT课件主要包含了Paper Bags，Books，Envelopes，lantern，No Books，No Letters，No Money，No Records，Vocabulary，Compass等内容，欢迎下载使用。
Tday's Learning Gals
Read and understand the stry f Cai Lun's papermaking inventin
Match paragraphs with main ideas (1b) and identify prnun references (1c)
Cmpare early writing materials with Cai Lun's paper (1d)
Sequence and retell the papermaking prcess (1e)
BIG Questin: What d creative ideas bring abut?
Cntents 目录
Pre-Reading 读前准备
Reading Cmprehensin 阅读理解
Deep Understanding 深度理解
Vcabulary 词汇积累
Discussin & Extensin 讨论拓展
Summary & Hmewrk 小结与作业
Pre-Reading
What things are made f paper?
Shpping, gifts
Reading, learning
Letters, mail
lights, decratins
Brainstrm: Can yu name MORE things made f paper?tissue paper, ntebks, mney, cups, wallpaper, wrapping paper, cardbard bxes...
What wuld life be like WITHOUT paper?
Hw wuld welearn and read?
Hw wuld wecmmunicate?
What wuld weuse t buy things?
Hw wuld wekeep histry?
Befre paper, peple used bnes, brnze, stnes, wd, bamb, silk, and jute t write n.They were all DIFFICULT t use and EXPENSIVE!
Sectin B Questin: Hw d we turn ideas int reality?
An Inventin That Changed the Wrld
An Inventin That Changed the WrldWhat inventin d yu think the text is abut?Clue: It was invented in ancient China.It helped spread knwledge acrss the wrld.We still use it EVERY single day.
Befre reading: What d yu already knw abut papermaking?Wh invented it? When? Hw was paper made?
Reading Cmprehensin
Skimming: Read quickly fr the main idea (3 min)
Skimming Strategy: Read the title, first and last paragraphs, and the first sentence f each paragraph.Dn't read every wrd! Fcus n KEY ideas.
Q: What is the text mainly abut?A: The stry f papermaking — hw Cai Lun imprved it and changed the wrld.
Text Structure: 5 Paragraphs
Papermaking shaped the mdern wrld
Early materials t write n (difficult & expensive)
Cai Lun's Idea
Cai Lun's creative idea — finding an ideal material t write n
Cai Lun's experiment was successful — papermaking steps
Hw paper changed the wrld — spread glbally
Match each paragraph with its main idea
Paragraph 1
Paragraph 2
Paragraph 3
Paragraph 4
Paragraph 5
Early materials t write n
Cai Lun's experiment was successful
Hw paper changed the wrld
Cai Lun's creative idea
Para 1 -> C
Para 2 -> A
Para 3 -> E
Para 4 -> B
Para 5 -> D
What d the prnuns refer t?
"It" (Para 1)
>>> Refers t: papermaking
"his" (Para 3)
>>> Refers t: Cai Lun's
"It" (Para 5)
>>> Refers t: the papermaking technique
"it" (Para 5)
>>> Refers t: the cmbinatin f paper and printing/paper and printing cming tgether
"This" (Para 5)
>>> Refers t: the rapid increase in the number f bks
Understanding Reference Wrds
What are reference wrds?Prnuns like it, they, this, that, his, her refer back t smething mentined earlier.Tips:1. Lk BACKWARD in the text fr the nun.2. Check if singular/plural matches.3. Replace the prnun with the nun — des it make sense?
Example: "Papermaking was invented in China. It changed the wrld.""It" = Papermaking (singular nun matches singular prnun)
"These materials were difficult t use. They were als expensive.""They" = These materials (plural nun matches plural prnun)
Cmpare: Befre Cai Lun vs Cai Lun's Paper
Deep Understanding
Put the papermaking steps in rder
The material was beaten, cut up, and mixed with water.
All the ingredients were mixed and biled in water.
The fibre was dried and pressed t frm paper.
The liquid was pured ver a bamb screen, leaving just the fibre.
Step 1Mix & BilIngredients were mixedand biled in water
Step 2Beat & CutMaterial was beaten,cut up, mixed with water
Step 3ScreenLiquid pured verbamb screen
Step 4Dry & PressFibre was driedand pressed
B -> A -> D -> C
Retell the Papermaking Prcess
Use sequence wrds t retell:First, all the ingredients were mixed and biled in water.Then, the material was beaten, cut up, and mixed with water t make pulp.Next, the liquid was pured ver a bamb screen, leaving just the fibre.Finally, the fibre was dried and pressed t frm paper.Cai Lun's paper was sft, light, easy t make and use, and cheap!He presented it t the emperr in 105 CE and received high praise.
Key Vcabulary frm the Text
Passive Vice in the Reading
The reading text uses many passive vice sentences. Can yu find them?
Animal bnes, brnze, and stnes were used t write n.
An early frm f paper was made frm jute fibre.
The liquid was pured ver a bamb screen.
was presented
It was presented t the emperr in 105 CE.
The technique was spread t ther parts f Asia.
Discussin & Extensin
What ther great inventins frm ancient China d yu knw?
(Si Nan)Used fr navigatin.Helped explrers discver new lands.
(Hu Ya)Changed warfare frever.Als used fr firewrksand mining.
(Hu Zi Yin Shua)Bi Sheng invented mvabletype printing. Cmbinedwith paper = revlutin!
(Si Chu)China's secret frcenturies. Created theSilk Rad trade rute.
Hw was the wrld changed by these inventins?Paper + Printing = Knwledge spread t everyne!Cmpass = Explrers culd sail acrss ceans!Gunpwder = Changed hw wars were fught.
China's Fur Great Inventins
Papermaking
Inventr: Cai LunEastern Han(105 CE)Impact:Knwledgespread widely
Inventr: Bi ShengNrthern Sng(1040 CE)Impact:Bks becameaffrdable
Inventr: UnknwnWarring States(400 BCE)Impact:Glbalnavigatin
Inventr: AlchemistsTang Dynasty(850 CE)Impact:Changedwarfare
These fur inventins shw China's creative pwer!They changed the curse f wrld civilizatin.
What qualities des a great inventr have?
Think f new ideasand slutins
Keep trying evenwhen it fails
Ntice prblemsthat need slving
Dare t try thingsn ne has dne
Ask questins andexplre the unknwn
Experiment manytimes befre success
Cai Lun had ALL these qualities! He experimented with different materialsuntil he fund the perfect cmbinatin fr making paper.
Reading Strategies We Used Tday
Read quickly fr main idea
What is the text abut?
Find specific infrmatin
When was paper invented? Wh?
Paragraph Matching
Match each paragraph t its tpic
1b activity
Prnun Reference
Find what prnuns refer t
1c: it, his, this
Prcess Sequencing
Put steps in crrect rder
1e: papermaking steps
Summary & Hmewrk
Text Structure Overview
Para 1: Intr
Papermaking is an inventin that shaped the mdern wrld
Para 2: Backgrund
Befre paper: bnes, brnze, wd, silk -- difficult & expensive
Para 3: Creative Idea
Cai Lun tried different methds t find an ideal material
Para 4: Prcess
Mix -> Bil -> Beat -> Screen -> Dry -> Press = Paper!
Para 5: Impact
Technique spread glbally.Accelerated human civilisatin!
Key Takeaways frm Tday
Cai Lun imprved papermaking by finding an ideal material(different ingredients). His paper was sft, light, easy, and cheap.
The text uses passive vice extensively:were used, was made, was beaten, was pured, was dried, was presented...
We practiced: paragraph matching, prnun reference,cmparisn tables, prcess sequencing, and retelling.
Creative ideas bring abut inventins that change civilizatin.Hw d we turn ideas int reality? Thrugh experimentatin and persistence!
Layered Hmewrk
A: Basic (Required)
1. Cpy all passive vice sentences frm the reading text.2. Use First/Then/Next/Finally t retell the papermaking prcess in writing.
B: Intermediate (Optinal)
3. Write 80 wrds intrducing Cai Lun and his papermaking inventin.
C: Advanced (Optinal)
4. Chse anther ancient Chinese inventin. Write 100 wrds abut it in English.
5. Tell yur family the stry f papermaking in English.
Unit 5 Reading: An Inventin That Changed the Wrld
Papermaking Prcess
1. Mix & bil ingredients2. Beat & cut material3. Screen thrugh bamb4. Dry & press fibreCai Lun's Paper: sft, light, easy, cheap (105 CE)
Befre vs After
Befre Cai Lun: bnes, brnze, silk difficult, expensiveCai Lun's paper: different ingredients sft, light, cheap
Impact & Reading Skills
Impact: Spread knwledge Accelerated civilizatinReading Skills: Skimming Paragraph matching Prnun reference Prcess sequencing
Cai Lun turned a creative idea int reality. His inventin changed the wrld!
"Cai Lun turned a creative idea int reality."Hw d we turn ideas int reality?Thrugh experimentatin and persistence!Creative ideas bring abut inventins that change civilizatin.
Think abut it:What creative idea culd YOU turn int reality?What prblem d yu want t slve?