初中英语人教版（2024）九年级上册（2024）Unit 1 The Changing WorldSection A3a-3d集体备课课件ppt

这是一份初中英语人教版（2024）九年级上册（2024）Unit 1 The Changing WorldSection A3a-3d集体备课课件ppt，共28页。PPT课件主要包含了PAST ，PRESENT 等内容，欢迎下载使用。
Describe ChangesListen and learn hw villager lives have transfrmed ver the last tw decades.
Master TimelinesDecde the crucial difference between the Simple Past and the Present Perfect tenses.
Understand InfrastructureSee hw new rads, railways, and libraries physically reshape cmmunities.
Cmplete the table with the infrmatin frm 3a.
Many yung peple wrked in big cities.
Villagers grew a few vegetables n a small farm.
Villagers sld agricultural prducts nly at the lcal market.
The village lacked new highways and railways.
Villagers lived in ld huses.
The village lacked new public facilities like hspitals and libraries.
Mre yung peple have returned t live and wrk in the village.
Villagers use large, high-tech greenhuses and grw tns f fruit and vegetables.
Villagers sell prducts in large cities, t turists, and nline acrss China.
The village has the new highway and railway and has becme a turist attractin.
Villagers live in new huses.
The village has a new hspital and a library.
Reprter:Hw has changed life in yur hmetwn ver the last 20 years?
Mr Yan:Oh, it has changed quite a lt!Many yung peple used t wrk in big cities. Nw, mre f them have cme back t live and wrk here.
Reprter:Great! Have there been any ther changes?
Mr Wu:Yes, we’ve changed the way we farm. I used t grw a few vegetables n a small farm t sell at the lcal market. Nw, I have large, high-tech greenhuses. There, I grw tns f fruit and vegetables, and sell them in large cities.
Listen t the cnversatin. Then rle-play it.
Reprter:Ww, the new highway and railway must have helped a lt!
Mr Yan:Oh, they have! Our village has becme a turist attractin. We can nw sell lcal prducts t turists. We als sell prducts nline t peple all ver China.
Reprter:Have these changes greatly imprved yur lives?
Mr Wu:Yes! We nw have new huses. And ur village has just built a new hspital and a library.
Reprter:Wnderful! Tgether yu are building a new scialist village.
Grammar Transitin
Analyzing hw we talk abut the past and the present.
Frm Reading t Rules
Grammar Fcus: Simple Past Tense
Frm: Subject + Past Verb (V-ed) + ...
Usage: Fcuses n actins that started and finished at a specific time in the past. The time is ver.
Key Time Markers:yesterday, in 2010, last week, ag
Example:The city develped its infrastructure ten years ag.
Grammar Fcus: Present Perfect Tense
Frm: Subject + have/has + Past Participle (V-en) + ...
Usage: Fcuses n actins that started in the past and cntinue t the present, OR past actins that have a result/influence in the present.
Key Time Markers:already, yet, just, s far, fr, since
Example:The new technlgy has built a massive influence n ur lives since its inventin.
Grammar Practice 1
Chse the right answer.
1. The lcal gvernment ______ massive imprvements t the infrastructure since 2018.A) makesB) madeC) has madeD) will make
2. Technlgical achievements ______ a deep influence n hw we cmmunicate yesterday.A) have hadB) hadC) hasD) having
Grammar Practice 2
Rewrite the sentences using the indicated tenses.
1. The twn built a new high-speed railway three years ag. (Change t Present Perfect using ‘since’) The twn ____ ____ a new high-speed railway ______ three years ag.
has built
2. They have experienced great achievements in envirnmental prtectin fr a decade. (Change t Simple Past using ‘in 2014’) They _________ great achievements in envirnmental prtectin ____ ____.
in 2014
have imprved
Observe yur wn surrundings!Write dwn 3 changes that have happened near yur hme.Rule: Yu must use bth the Simple Past Tense and the Present Perfect Tense in yur descriptins.