初中英语Unit 3 Language in use .图片课件ppt

这是一份初中英语Unit 3 Language in use .图片课件ppt，共35页。PPT课件主要包含了固定短语， ˈauə ，the，Homework 等内容，欢迎下载使用。

1,000 2,000,000 3,000,000,000
Read ut the large numbers.
a thusand tw millinthree billin
3,152,641,000
three billin, ne hundred and fifty-tw millin,six hundred and frty-ne thusand
4,437,000 22,956,000 314,791,0001,370,537,000
Match the cuntries with their ppulatins. (P76/1)
1 China2 the US3 Australia4 New Zealand
Read the chart and answer the questins.
Which city had the largest ppulatin in 2000?Which city’s ppulatin will increase the mst frm 2000 t 2025?Which city will have a larger increase in its ppulatin, New Yrk r Mexic City?Which city/cities d yu think will have the biggest ppulatin prblem? Why?
1. Which city had the largest ppulatin in 2000?
Tky had the largest ppulatin in 2000.
2. Which city’s ppulatin will increase the mst frm 2000 t 2025?
Mumbai’s ppulatin will increase the mst frm 2000 t 2025.
Mexic City will have a larger increase in its ppulatin.
3. Which city will have a larger increase in its ppulatin, New Yrk r Mexic City?
4. Which city/cities d yu think will have the biggest ppulatin prblem? Why?
I think Mumbai will have the biggest ppulatin prblem because its ppulatin will increase the fastest.
What is yur wn pinin?
Read the sentences.
Beijing is a huge city.It takes an hur t get there by bus.That’s almst ne fifth f the wrld’s ppulatin.That makes ver 131.4 millin births a year.
Beijing is a huge city. I g t the cinema nce a mnth. I had a gd time in the party.4. An apple a day keeps dctrs away.5. It takes an hur t get there by bus.
首次提到某人某物，不定冠词起介绍作用。
表示“每一”的概念，相当于every。
Articles - a/an
It takes an hur t get there by bus. Take umbrella with yu, it is ging t rain. Tny is ging t university next mnth.
an 用在以元音音素开头的单词前
[ʌmˈbrelə]
[ˌjuːnɪˈvɜːsəti]
I have a dg and a cat. The dg is brwn and the cat is black. I had t write the reprt twice last term! China has the largest ppulatin in the wrld.
指前文提到过的人或物，或特指某人或某物。
指谈话双方都知道的人或物。
用于序数词以及形容词最高级之前。
Articles - the
1. We have Chinese, maths and English n Friday in May .2. Her handbag is in that car.3. Maybe I shuld g t schl by taxi.
在球类运动、学科名称前以及月份、星期前不用冠词。
如果名词前已有指示代词、物主代词、不定代词或数词等作定语，则其前面不再用冠词。
在固定词组和习惯用语中。
Articles - n articles
Mina is (1) eighteen-year-ld girl. She has gt (2) brther and (3) sister. Mina is (4) ldest child in (5) family. She lives in (6) very big city. She has (7) jb in (8) htel. She hpes that ne day she will have (9) chance t g t (10) cllege.
Cmplete the passage with a, an, the r / where necessary. (P77/4)
Cmplete the diagram shwing ppulatin prblems. Use the wrds in the bx t help yu. (P77/6)
air city cuntryside hspital increase public service traffic water
Prblems f Arnwick
Peple mve frm
the cuntryside/Parkville.
Peple arrive in
Prblem: Ppulatin
Envirnmental prblemsExamples:
air pllutinwater pllutint much traffic
Health prblemsExamples:
nt enugh hspitals
Prblems fr the gvernmentExamples:
need mre schls/busesneed better public servicesneed mre plice
Cmplete the passage. (P78/7)
cuntryside pllutin ppulatin space traffic
Our wrld is facing many prblems. Tw f the biggest are increasing ppulatin and pllutin.
The (1) f the wrld is increasing quickly. Why isthis happening? Because mre babies are brn every year and peple als live lnger. Many peple are leaving the (2) t wrk in the cities, but there is nt enugh (3) fr s many peple.
Anther huge prblem fr the wrld is (4) . There is s much (5) n the rads that in sme cities the air is heavily plluted. We shuld wrk harder t prtect ur wrld.
Jining a car club is cheaper / mre expensive than having a persnal car.Peple in car clubs pay fr / d nt pay fr a car when they drive.Peple in car clubs smetimes / never take a bus r ride a bike.Peple in car clubs prbably are / are nt healthier.
Listen and chse the crrect answer. (P78/10)
a) It is cheaper t share a car than t have a persnal car.b) Peple in a car club d nt ften take buses, trains r the undergrund.c) There are n car clubs in the US.d) Jining car clubs is gd fr yu and fr the city.
Listen again and chse the best summary. (P78/9)
Chse the best summary. (P78/9)
Yu can use a car when yu want t, and it’s cheaper than having a persnal car.
Yu dn’t always use the car because smetimes yu can take a bus, r walk r ride a bike.
There are many car clubs in the US.
This is healthier fr the city, as there will be fewer cars n the rad. It is als healthier fr yu.
Tpic sentence:Jining car clubs is a gd way t get arund in cities. Supprting details: 1. Yu can use it when yu want t. 2. It’s cheaper. 3. It is healthier fr the city.4. It is healthier fr yu.
D yu think car clubs wuld be ppular in China? Why/Why nt?
Think and discuss. (P79/11)
I think car clubs wuld be ppular in China. Because sharing cars are cheaper and mre envirnmentally-friendly. I dn’t think car clubs wuld be very ppular in China. Because wning a car is mre cnvenient, we can g anywhere whenever we want. We can decrate ur cars in ur wn way.
Chse a cuntry r twn which interests yu.
Make a graph and research the ppulatin. (P79/12)
Decide the pints f time yu want t lk at.
1950, 1970, 1990, 2010, 2030.
Research the ppulatin f yur place in thse years. Write yur ntes carefully.
1950 554,419,2681970 827,601,3851990 1,176,883,681 2010 1,368,810,604 2030 1,464,340,149
Make yur graph. (P79/13)
Decide hw yu want t make yur graph.
Ppulatin(billin)
Write a paragraph. (P79/14)
In the graph, we can see hw the ppulatin f China changed between 1950 and 2030. The graph shws in 1950, the ppulatin f China was 554,000,000. The ppulatin increased by almst ne billin in ne hundred years. Especially frm 1970 t 1990, it increased frm 828,000,000 t 1,177,000,000. But after 2010, the ppulatin stpped grwing that fast. The ppulatin f China in 2030 will prbably be 1,464,000,000 .
1.朗读课本第79页Arund the wrld；2.完成课本第77页练习题5和第78页练习题8；3.绘制图表统计某一地区人口，并撰写一篇相关报告。