初中英语仁爱科普版九年级上册Unit 1 The Changing WorldTopic 3 The world has changed for the better.图文课件ppt

这是一份初中英语仁爱科普版九年级上册Unit 1 The Changing WorldTopic 3 The world has changed for the better.图文课件ppt，共40页。PPT课件主要包含了Questions，New York，火眼金睛辨词，for，since，划分句子成分，时间段，时间点，Exercises，对划线部分提问等内容，欢迎下载使用。

Learning bjectives:
1.掌握以下单词及短语：blck, artist, visitr, industry, term, chemistryas a matter f fact millins f2.能在现在完成时中正确使用fr 和 since . 3.了解纽约的变化，关注不同国家城市的进步。
Wh can describe my hmetwn?
in the past
Let's learn sme new wrds and phrases tgether.
What's difference in New Yrk between the past and present ?
What tk place in New Yrk?
the Statue f Liberty自由女神像
It was a gift t the USA frm the peple f France in 1876.Many visitrs have ever cme fr a visit
visitr 游客，参观者cme fr a visit来参观
Central Park中央公园
It’s a large public park in new Yrk city. Abut 25 millin visitrs cme here every year. It has been a natinal histric landmark(历史古迹） since 1963.
Since+时间点用于现在完成时
millins f大量，数以百万计的
Chinatwn 唐人街
It’s a cultural heaven. It has 45 streets.There are many restaurants here. Over half f the city’s Chinese ppulatin live here.
It’s a street in New Yrk .it has been there since 1811.There have been many famus theaters alngthe streets fr many years. A lt f artists(画家) perfrm plays, cncerts and peras. As a matter f fact (in fact), It stands fr the American theater industry(行业，工业）.
I used t take a bus t g t schl, but nw I get used t riding a bike t schl.
Pre-listening
Used t d过去常常做某事be/get used t ding习惯于做某事
牛刀小试：( )I _______ a bike t schl, but I _____t schl . A used t ride, get used t walk B used t riding, get used t walk C used t ride, get used t walking D used t riding, get used t walking
1b Listen t 1a and tick what was mentined abut New Yrk.
1a Listen , lk and say
Cmplete the sentences with since r fr.1. Yu have been in New Yrk _____ a lng time.2. The city has imprved a lt _____ I came here a few years ag.
since & fr.1. Yu have been in New Yrk fr a lng time.2. The city has imprved a lt since I came here a few years ag.
（ ）
I have wrked in the schl fr ten years . =I have wrked in the schl since ten years ag . =I have wrked in the schl since 2006. =I have wrked here since I came t the schl .
since+时间段+ag
since+从句（一般过去时）
Lk carefully and think abut the differences between since and fr .
since 和fr的用法小结：
fr
+____________
与________时态连用
Separate 分组
Cmplete the sentences with since r fr in 3.
1.I have lived in Beijing ______ three years. ______2011. 2. He has waited fr Tm ______ tw hurs ag. ______ tw hurs. 3. We have learned chemistry ___ ne mnth. ____ the new term began.
2 Listen t the passage and fill in the blanks with the crrect frms f the given wrds r phrases .
Bradway is a street in New Yrk . It has been there____ 1811. It ________ be dirty. But it ____________ since the 1920s. The area near Times Square is the hme f Bradway theaters . There have been many famus ______ alng the street fr many years . A lt f artists perfrm plays , cncerts and peras there . Every year millins f visitrs cme t enjy the ________ music and dance n Bradway . ______________ , Bradway stands fr the American theatre industry .
As a matter f fact
has imprved
theater used t imprve wnderful as a matter f fact since
Fill in the blanks with fr r since.1. His father has been dead ________ he was ten years ld.2. Michael has been away frm the army ______ six years.3. He has been in Chngqing _________2003.4. My brther has had a car ______ tw mnths.5. Tm has kept a bk __________ 5:00 a.m.
1.Mr Green has wrked here since he came t China. has Mr. Green wrked here ?2. He has been in Chngqing fr 35 years . has he been in Chngqing ?
对fr和since引导的时间状语提问时用：Hw lng 多久
Find ut the mistake wrd, crrect改错并说明原因1. Mike has already had the bk since a week?2. The river has becme very dirty fr last August.3. I have kept this bk since tw weeks.4. He has been in Wu Lng fr three years ag.
1c Wrk in pairs and describe New Yrk t yur partner based n 1b. Yu may start like this :
A: Hw much d yu knw abut the traffic in New Yrk ? B: I heard that the traffic there was terrible . D yu have any ideas abut the streets there ? A: …
Yu have been in New Yrk fr a lng time.
fr a lng time
came t New Yrk
sb. have/ has been in... 某人一直在……
e.g. I have been in the new schl fr a week.
..., but the city has imprved a lt since I came here a few years ag.
since I came here a few years ag
since +从句（从句谓语动词用过去式）
e.g. She wrks in the schl since 1995.
e.g. He has waited fr Tm since tw hurs ag.
since tw hurs ag
since + 时间段+ag
I have wrked in the schl fr three years . =I have wrked in the schl since three years ag . =I have wrked in the schl since 2011. =I have wrked here since I came t the schl .
3 Lk carefully and think abut the differences between since and fr in 1a. Then cmplete the sentences with since r fr and listen and check.
1.I have lived in Beijing ______ three years. ______2011. 2. He has waited fr Tm ______ tw hurs ag. ______ tw hurs. 3. We have learned chemistry ___ ne mnth. ____ the new term began.
Fill in the blanks with fr r since.1. His father has been dead ______ he was ten years ld.2. Michael has been away frm the army ______ six years.3. He has been in Chngqing _______2003.4. My brther has had a car ______ tw mnths.5. Tm has kept a bk ______ 5:00 a.m.
millins f 用法： 在英语中hundred , thusand , millin , billin等词，当其前面有数词时，它们不加 “s”使用，其后也不用介词f .直接跟可数名词的复数形式。 如：five millin peple 五百万人 当表达不确定数字时，在它们后面加上 “s”再加介词f使用。后接可数名词的复数形式，表示 “数百” “数千” “数百万” “数十亿”。如： millins f peple 数百万人
4 Wrk in grups and talk abut the place yu live. Cmpare tday’s situatin with that f the past. The fllwing dialgs may help yu.
A:I have been in … fr /since … B: Hw d yu like living there ? A: It is … / Very gd. /I really… B: Was the lcal traffic terrible /gd/…? A: Yes./N, it was … / used t be … in the past, and nw it is … B: …
Let's make a reprt .
like this :I have been in … fr /since …It is … I really like living there.It used t be … in the past, and nw it is …
1. Sme wrds: blck, artist, visitr, industry, chemistry,term2. Sme phrases: as a matter f fact , millins f 3. Sme sentences: 1. Yu will get used t it very sn if yu cme. 2. As a matter f fact , it’s a wnderful place t live . 3. Yu must cme fr a visit . 4. Then yu can see New Yrk yurself .
Use the Present Perfect Tense with fr and since . 1.Yu have been in New Yrk fr a lng time. 2.The city has imprved a lt since I came here a few years ag .
2. Make five sentences , using fr and since.
1. Read 1a alud.
4. Preview Sectin B.
3. Finish Sectin A in yur wrkbk.