九年级全册Section B公开课ppt课件

这是一份九年级全册Section B公开课ppt课件，文件包含人教新目标版英语九上Unit6《Whenwasitinvented》SectionB3a-Selfcheck课件pptx、最受欢迎7个实用小发明国外人真会玩_高清mp4等2份课件配套教学资源，其中PPT共40页， 欢迎下载使用。
Presentatin
There are s many inventins in ur daily life .They are useful and helpful .
My favrite inventin shuld be … . 我最喜欢的发明应该是… 的。
My favrite inventin shuld be …
high-technlgy
Cmputer was invented by Jhn in 1971.
searching fr . with friends. nline...
It used fr ...
cmmunicating
I think cmputer is …(adj.)
TVwas invented in 1927.
We can learn mre and mre . We can see arund the wrld . Many prgrammes can make us . It makes us after hard wrk.
what's ging n
I think TV is …(adj.)
smart phne
Smart phne was invented in 2000 .
Smart phne is like a small cmputer. We can use it surf the internet. It can be used t take phts, cmmunicate with friends, search fr infrmatin, shp nline, watch mvies, listen t music, play netwrk games ...
I think smart phne is …(adj.)
Alipay 支付宝
It is n yur .Yu can use it t things.Yu need t carry cash现金.It is simple t use.
Alipay was invented by the cmpany Alibaba a few years ag.
mbile phne
I think Alipay is …(adj.)
Prblem: ________________________ New inventin: ____________________ What it is used fr: _________________
a special pen
quickly taking ntes in class
taking ntes in class
What is yur prblem?
Emm, I have t take ntes quickly in class, but I can fllw the teachers mst f the time.
Exchange yur chart with yur partner and discuss it.
S what d yu want t invent?
Try t tell us the fllwing infrmatin:What is it made f?What is it used fr?What des it lk like?Where r when can it be used?Hw much will it cst?
This special pen was invented by Liu Jie. It has three clrs and is used fr___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________.
Write it like this:
一般过去 一般现在 一般将来
写作五要素：审 列 加 连 美
Cmplete the mind-map.
Special pen
4. Uses and the imprtance
5.Yur pinin
Special pen
... imprtant in ur daily life.
时间:The pen was invented in ... 外形：... was用途:take sme nte
I think this special pen is ging t ...
先后顺序的连词：first, secnd, third..
因果关系的连词：because, because f,
举例的连词：fr example, such as,
目的关系的连词：s that, in rder t, s as t…
转折关系的连词：but, hwever, while, thugh, even thugh
总结归纳的连词：in a wrd, in my pinin,
并列的连词：and, nt nly…but als…, bth…and…,either…r…,neither nr…,als, t..
1.词汇替换2.句型变化3.有得高分的从句 it 充当形式主语，形式宾语结构简单的宾语从句4 书写
巧用疑问句，形容词比较等级，感叹句….
Imprtant----mre and mre imprtantI think-----in my pinin……
1.find it+adj.+t d sth2.It is +adj+ (fr sb) +t d sth3.It is said/reprted that…4.s adj. that+从句5.that‘s’ why…6.That is because…
NOW IT’S YOURTURN!
This special pen was invented by Liu Jie. It has three clrs and is used fr taking ntes quickly. It is very useful if yu have a lt t write dwn. The pen cmes with a micrchip that can stre a list f cmmn wrds that yu will use. Yu can prgram the wrds yu will use ften int the micrchip’s memry, then assign a shrt frm t each wrd.
When yu are writing, yu just need t write the shrt frms with the pen, press a buttn n the pen and all the shrt frms will change int the actual wrds. The micrchip can cntain up t 50 wrds and yu can make changes t the list f wrds whenever yu need t.
请你根据下表中的信息向大家简单介绍几项发明。
总结它们对人们生活的影响
Besides the abve, there are … Thanks t …, urs lives have been greatly imprved.
I think the first great inventin is … it was invented … ag and it was made f … I think it’s really such a … It has nt nly … but als … The next imprtant inventin is … It was invented by … it was made f … It is used t …
There have been many great inventins that have changed …
daily lives日常生活 be made f/frm 由……制成by accident 偶然；意外地 be used t/fr 被用来……at that time 在那时withut dubt 毫无疑问；的确nt nly … but als … 不但……而且……thanks t 由于；多亏
开头句：Amng all the mdern inventins, I think … is the mst imprtant ne.I think … is such a great inventin.In my pinin, … is ne f the greatest inventins.
中间句：It was invented … ag.It was made f/frm …It was used t/fr …This inventin can nt nly … but als …This inventin made it … fr sb. t d sth.
结尾句：Thanks t …, ur lives have been greatly imprved.Withut dubt I like … because …… play(s) an imprtant part in ur daily lives.
经典名句：Labr creates the wrld. 劳动创造了世界。One f the greatest human qualities is its creativity.人类最伟大的品质之一便是其创造性。
There have been many great inventins that have changed the way we live.I think the first great inventin is the wheel. It was invented a few thusand years ag and it was made f wd at that time. I think it’s really such a great inventin. It has nt nly made traveling faster but als made it easier t carry heavy things. Hwever, almst
nbdy wh invented it. The next imprtant inventin is withut dubt the telephne. It was invented by an American called Alexander Bell in l876. It was made f plastic and metal. It is used t cmmunicate ver distances. Besides the abve, there are still lts f ther great inventins. Thanks t these amazing inventins and the great inventrs, ur lives have been greatly imprved.
Cmputer Cmputers are becming mre and mre imprtant in ur daily life. D yu knw when the cmputer was invented? The cmputer was invented in 1946. At that time, it was huge. With the develpment f science and technlgy, the cmputer has grwn smaller. Nw there are many kinds f cmputers, such as persnal cmputers and laptps. The cmputer is a very useful tl in ur life.
Fr example , it can send sme messages t freign friends by e-mail. What’s mre, it can share infrmatin with thers thrugh the Wrld Wide Web. We can als listen t music r play the game n cmputers. It makes us relax. It’s hard t imagine what ur life wuld be like withut cmputers. I think cmputers will be mre cnvenient and they are ging t change ur life cmpletely in the near future.
1 Cmplete the passage with the crrect frms f the wrds in the bx.
invent dubt mentin website all f a sudden
It is ften difficult t decide n the inventr f certain inventins. This is because smetimes a few peple may _______ things which are nearly the same. It’s hard t tell wh came up with the idea first. Sme inventins can als lead t ther inventins
______________. S sme peple _________ whether the inventr came up with the idea himself r herself. They think that the inventr used smene else’s idea t create his r her inventin. That is why bks r ________ usually _________ mre than ne inventr when giving infrmatin abut inventins.
all f a sudden
nearly adv.几乎；差不多；将近
He has been a shpkeeper fr nearly 10 years.
He is nt nearly as clever as his brther.
I knw almst nthing abut her.
Accrdingt the survey, ____ three fifths f wrking mthers in China dn't want t have a secng child.A. mstly B. especially C. partly D. nearly
1. Smene stle my watch. _________________________________2. They used five eggs t make this big cake. __________________________________3. When did they invent the persnal cmputer? __________________________________ __________________________________
My watch was stlen (by smene).
When was the persnal cmputer invented?
Five eggs were used t make this big cake.
2 Rewrite these sentences using the passive vice.
4. They asked us nt t run in the hallway. __________________________________ __________________________________5. Smene tk the vide back t the stre. __________________________________ __________________________________
The vide was taken back t the stre (by smene).
We were asked nt t run in the hallway (by them).
Inventin: _________________________When: _________________________Wh: _________________________Purpse: _________________________
3. Find ut infrmatin abut an inventin yu wuld like t knw mre abut and write sentences belw.
假如你发明的“飞行单车”在学校科技节中获奖，被推荐参加一个国际青少年科技展览。请用英语介绍你的发明， 内容包括下图1-4项。
注意：（1）参考词汇：轮子：wheel 太阳能：slar pwer（2）词数80左右（文章的开头已给出，不计入词数）。（3）不得透露学校、姓名等任何个人信息。My inventin is a flying bike. ____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________