初中仁爱科普版（2024）Topic 3 China is the third nation that sent a person into space.精品教学课件ppt

这是一份初中仁爱科普版（2024）Topic 3 China is the third nation that sent a person into space.精品教学课件ppt，文件包含U1T3Apptx、Unit1Topic3第1课时教学设计docx、Unit1Topic3大单元整体教学设计docx、G9wordsU1T3单词录音mp3、p17-1amp3、p18-2mp3、p18-3mp3、P17-1amp4、media1mp4等9份课件配套教学资源，其中PPT共37页， 欢迎下载使用。

Learning bjectives
After learning the lessn, we can:
learn sme cre wrds and expressins f the text.
be able t understand and summarize the imprtance f cmputers in different fields.
develp the ability t extract key infrmatin and summarize.
recgnize the imprtant rle f cmputers in prmting scial prgress.
What’s it abut?What can we knw frm it?
Watch and answer
Watch a vide abut the use f cmputer.
Tick the fields we use the cmputer in.
 educatin  business  industry  cmmunicatin  daily life  medical care  entertainment  sprts
There is n _____ [daʊt]that cmputers can be used in many areas f wrk and leisure.
Wrds and expressins
What are the cmputers used fr?
Pre-reading
Dctrs can find diseases easily with the help f cmputers.
Fr instance, ______[ˈtaɪni] cmputers which are ______[ˌɪnˈsaɪd] patients' bdies can keep their hearts beating ________.
[ˈnɔːməli] adv. 通常
In factries, rbts are cntrlled by cmputers that are like human_______[breɪnz] . They can d wrk that is dangerus t humans.
Wrds and expressins
________[bɪˈsaɪdz], cmputers are very useful in the business.
adv. 而且 prep. 除……之外（还）
The Imprtance f Cmputers
1. Predict (预测) the main idea f the passage.
Cmputers are imprtant in ur lives.
Reading skill 1: Guess the main idea frm the title.
Activity 1: Predictin（预测）
While-reading
A. / /B. /
Underline the tpic sentence f each paragraph.
What's the structure f this passage?
Tip: Pay attentin t the first sentence r the last sentence f each paragraph.
Reading skill 2: The tpic sentence is usually in the beginning r at the end f a paragraph.
Skim the passage and underline the tpic sentence f each paragraph!
Activity 2: Skim (略读)
Tpic sentences
Where is usually the tpic sentence in a paragraph?
Underline the tpic sentence quickly
Skimming t underline the tpic sentence f each paragraph.
The Imprtance f Cmputers
Reading skill 3: Try t find the structure(结构) f the passage accrding t the tpic sentences f each paragraph.
Para.2
Para.3
Activity 3: cmplete the structure f the passage
The usagef cmputers
Scan Para.1 and underline the key wrds t fill in the chart.
Nuns, verbs and adjective s are usually key wrds.
cntrl the speed and directin
find diseases easily and slve ther prblems
d dangerus wrk
used t place and cancel rders
In hspitals
In factries
In business
Read Para.2 and fill in the chart.
search fr infrmatin
watch mvies
send emails
chat n line
Read Para.3 and fill in the blanks.
1. We shuldn’t ________ (从事) cmputers t lng, r we may get _____________(头痛)r sre eyes.2. If we ________(花费)t much time _________ (play) cmputer games, we wn’t have _________ time t study r exercise.3 .We shuldn’t believe ____________(一切) we read n the Internet.
Hw shuld we use cmputers prperly?
What kind f wrds r expressins are useful when giving examples?
“fr example”, “fr instance” and “besides” are helpful when giving examples.
1. What des the underlined wrd “their” in Para. 1 mean? A. cmputers’ B. patients’ C. bdies'2. What’s the meaning f “place” in Para. 1? A. 下订单 B. 放置 C. 地方3. What des “The whle wrld is cnnected” mean in the passage? A. The Internet makes it hard fr peple t cmmunicate. B. The Internet makes the wrld larger. C. The Internet makes the wrld smaller, like a village.4. Suppse yu are the writer. What are yu ging t talk abut next? A. hw t use cmputers prperly. B. hw imprtant the cmputers are. C. the develpment f cmputers.
Scan 1a and chse the best answer.
Pre-read sme infrmatin.Predict
Skim sme parts t get ideas,such as...
Scan the passage t find ut the answers t each questin.
If time is enugh,read thrugh the passage at last.
Remember:Lts f daily reading is necessary,and is the real key t imprving fast reading skills in exams.
Let’s have a summary.
The Imprtance f Cmputers Since cmputers were invented in the USA in the 1950s, they have becme very imprtant in many areas f wrk and leisure.There is n dubt that cmputers are very useful in technlgy and business. In space, cmputers have been used t cntrl the speed and directin f a spaceship.With the help f cmputers, dctrs can find diseases easily and slve ther prblems. Fr example, tiny cmputers which are inside patients' bdies can keep their hearts beating nrmally. In factries, rbts are cntrlled by cmputers that are like human brains. They can d wrk that is dangerus t humans. In business, cmputers are used t place and cancel rders. They are als making the wrkplace safer and better.
Language pints
Since the Internet came int being, peple's lives at hme have changed, t. Mre and mre peple have persnal cmputers that are used t search fr infrmatin and watch mvies. Thanks t the internet, peple can d shpping and d business at hme. Instead f writing letters n paper, peple cmmunicate by sending e-mails and chatting n line. The whle wrld is cnnected. The Internet is making the wrld smaller, like a village. Cmputers have imprved ur lives, but they have brught prblems, t. Fr instance, if we wrk n cmputers t lng, we may get headaches r sre eyes, and we wn't have enugh time t study r exercise. Besides, nt everything we read n the internet is true r gd fr us. Cmputers help us at wrk and at hme, but they must be used prperly.
The imprtance f cmputers
________________________________ f a spaceship.help dctrs _____________________________._______________________________ in factries.help businessmen ___________________________.
search fr infrmatin and _________________._______________ and _____________ at hme.___________________ by sending e-mails and _______________________________.
get headaches r _____________________.dn’t have enugh time _______________________.smething n Internet is nt ________________.
find diseases easily
cntrl the rbts
place and cancel rders
chatting nline
t study r exercise
In a wrd, cmputers help us at wrk and at hme,but they must be used prperly.
The utline（框架） f 1a
Pst-reading
Retell 1a accrding t the mind map.
1. infrmatin/mvies2. shpping/business3. cmmunicate
1. head/eyes2. study/exercise (n time)3. nt true r gd
1. in space2. in hspitals3. in factries4. in business
D yu agree?
Shuld students have cmputers？
Prject——Grup wrk
Every cin has twsides. We shuld use them prperly.
Always remember:
Withut cmputers, what culd we d in ur daily lives? What will happen? Is it gd t us?
One Day Withut Cmputers Tday, when I gt up, I just turned n the cmputer as usual, but it didn’t wrk. Then I tried my brther’s PC, my parents’, even my dg’s, but nne f them wrked. Later, it was reprted n TV that all f the cmputers in the wrld brke dwn tday…
Suppse yu were n a special day in 2030. During the day, there were n cmputers in the wrld. What truble wuld yu have?
2 Write a shrt passage with the title with One Day Withut Cmputers. The fllwing infrmatin may help yu.
One Day Withut Cmputers Tday, when I gt up, I just turned n the cmputer as usual, but it didn’t wrk.Then I tried my brther’s PC, my parents’, even my dg’s, but nne f them wrked. Later, it was reprted n TV that all f the cmputers in the wrld brke dwn tday. S the wrld is quite different. Fr instance, we can’t play games, watch mvies r d shpping at hme. Besides, we can’t cmmunicate by sending e-mails r chatting nline. Withut the help f cmputers, businessmen can’t place r cancel rders nline. Teachers can’t give lessns t their students. What’s wrse, rbts cntrlled by cmputers can’t d dangerus wrk fr humans. Even the dctrs can’t find the diseases easily. In shrt, we almst have truble with everything withut cmputers tday.
We learn: sme wrds: dubt, tiny, inside, brain, cancel, sme phrases: n dubt, fr instance 3. sme sentences:There is n dubt that cmputers are very useful in technlgy and business.We can: 1. talk abut the imprtance f cmputers. 2. write a cmpsitin by using ur imaginatin.