初中英语人教版（2024）九年级上册（2024）3a-3d教学ppt课件

这是一份初中英语人教版（2024）九年级上册（2024）3a-3d教学ppt课件，共32页。PPT课件主要包含了Lead-in，Exercises，Homework等内容，欢迎下载使用。
Let’s watch and think.
Pre-listening
Let’s ask and answer!
high-speed train
Wrds and Expressins
have a big effect n …
phr. 对……有重要影响
While-listening
Let’s listen and answer.
1. What inventin are Fu Xing and Peter talking abut?____________________________________________________2. Where is Guglielm Marcni frm?____________________________________________________3. When was the first radi message sent acrss the Atlantic Ocean?____________________________________________________
The are talking abut the radi.
He is frm Italy.
Read the cnversatin. What des Peter think is the mst useful inventin f all time?
Fu Xing: What d yu think is the mst useful inventin f all time, Peter?Peter: It has t be the radi.Fu Xing: The radi? Why?Peter: Befre the radi was invented, infrmatin travelled very slwly. The wrld was made much smaller by the radi. Suddenly, news culd be spread arund the wrld in secnds.Fu Xing: Right. Wh was the inventr?Peter: An Italian inventr called Guglielm Marcni. He develped the idea in the 1890s. In 1901, a radi message was sent acrss the Atlantic Ocean fr the first time.Fu Xing: Ww! That was quite a distance at that time.
Peter: Yeah. And because f the radi, sme ther imprtant inventins were develped as well.Fu Xing: Like the televisin?Peter: That’s right. It als had a big effect n music. The radi made it much easier fr peple t enjy music frm artists arund the wrld.
Read again and cmplete the chart.
Guglielm Marcni.
He develped the idea in the 1890s, and the first radi message was sent acrss the Atlantic Ocean in 1901.
It made infrmatin spread much faster.
It helped the develpment f ther imprtant inventins like the televisin.
The radi made it much easier fr peple t enjy music frm artists arund the wrld.
Listen t the cnversatin and pay attentin t hw the key infrmatin is stressed. Then rle-play the cnversatin.
Pst-listening
Chse anther inventin yu think is the mst imprtant and make a mind map abut it. Then describe it t a partner.
Wh was the inventr?
When was it invented?
Hw did it change the wrld?
Discuss the questin and talk.
LanguagePints
make it + adj. + fr sb. t d sth. 使某人做某事变得……（it 作形式宾语）
T spread the beauty f petry, many ancient pems are __________ (perfrm) in the frm f sngs.The prblem ______________ (discuss) at the meeting yesterday. But they didn’t reach an agreement.Mre and mre trees ___________ (plant) in ur city every year t imprve the air quality.As we all knw, paper ____________ (invent) in ancient China.
was discussed
are planted
was invented
1. Memrize the new wrds and phrases.2. Practice the cnversatins with yur partner using the wrds and sentence patterns we have learned .3. Finish the exercises.