外研版 (2019)必修 第三册Unit 3 The world of science多媒体教学课件ppt

这是一份外研版 (2019)必修 第三册Unit 3 The world of science多媒体教学课件ppt，共28页。PPT课件主要包含了表明暗示，而不是介词，被附在上，attached，himself，conducted，conductive，conductor，are，knows等内容，欢迎下载使用。
the experiment with sth 用…所做的实验
intrduce sb t…使之了解认识
Language pints
that 引导的表语从句, “that”无实意但起到连接作用，不可省略。
“with＋宾语＋宾补”的复合结构做后置定语修饰 kite。
A metal key was attached t the string.一把金属钥匙被绑在了绳子上。attach v.系上;(使)与……有联系;认为……重要;把……附在……上　　　　将……附在……attach imprtance/significance/value t.. 认为……有重要性/意义/价值(t为介词)attached adj. 依恋的;附属的;喜欢的 be attached t 喜欢;依附于;隶属于My parents always ________________________my getting a gd educatin.我的父母总是高度重视让我得到良好的教育。
attach highly imprtance t
或 attach great imprtance t
P 65 【即学即练】1. They’ve attached a number f cnditins _____the agreement.2. The by is nw studying in the middle schl ________(attach) t the nrmal university.3. 我的父母总是高度重视让我得到良好的教育。My parents always __________________________my getting a gd educatin.
A flash f lightning hit the kite,and electricity was cnducted thrugh the string t the key. 一道闪电击中了风筝,电通过绳子传到了钥匙上。cnduct v.传导(热、电);实施;进行;指挥;引导　 n.行为;举止;管理cnductr n.　　　　(乐队等)指挥;列车长;导体cnductin n. 传导cnduct neself 举止；表现under the cnduct f在……指导/管理下
P 65 【即学即练】1. Child as he is, he really cnducts _______(he) well befre guests.2. Yesterday ur chemistry teacher ________an experiment n wd t see whether it is _________, and after the experiment we drew a cnclusin that wd is pr ________f heat.(cnduct) 3. 我们进行了一项关于我们多久看一次电视的调查。 _____________________ in ur class n hw ften we watch TV.
by neself 独自地enjy/ help/ dress/ cnduct neself
We cnducted a survey
A survey was cnducted
an apprach t (ding) sth做某事的方法
alng with, tgether with, with, as well as, etc. 引导出的成分不作为主语的一部分，谓语形式看前者，即就远原则。
“既不…也不…”,若作主语，其谓语形式用就近原则
neither 后动词通常搭配单数形式Neither f my parents_____ cming.
根据nr后的主语定动词形式
Neither he nr we __(be) cming.
1. Mum,what wuld yulike,cffee r tea?_____.Just water,please.2. He is deaf in______ear,s I have tcmmunicate with him by bdy language.3. _____f my parents are B.BthC.NeitherD.Nne
P 66 【即学即练】① Neither the teacher nr his students______ _ (knw) hw t wrk ut the prblem.②The research grup prduced tw reprts based n the survey, but _______ _  cntained any useful suggestins.③众所周知，青岛是一座美丽的城市，全年既不太热又不太冷。As is knwn t all, Qingda is a very beautiful city, which is ____________________________ all the year rund.
neither nr
ht nr cld
But scientists all agree that if Franklin had actually tuched the key,he wuld certainly have died frm the electric shck. 但是科学家们都认为如果富兰克林真接触了钥匙,他肯定早就死于电击了。 die frm 死于
【迁移应用】 用适当的介/副词填空(1)Many villagers die every year 　　　snake bites. (2)The animals died 　　hunger in the snw.
if 引导的非真实条件句；与过去事实相反的虚拟语气。
If yu had cme earlier, yu wuld have gt milky tea.
In fact, the persn didn’t cme earlier and he didn’t gt milky tea.
But scientists all agree that if Franklin had actually tuched the key,he wuld certainly have died frm the electric shck. 但是科学家们都认为如果富兰克林真接触了钥匙,他肯定早就死于电击了。
Language pints 虚拟语气
如果我是一个男生，我就可以去男厕(men's rm)了。
g t the men’s rm.
如果明天下雨， 运动会就会推迟（put ff) 。If it were t rain tmrrw, the sprts meeting wuld be put ff.
【迁移应用】 单句填空(1)If I 　　　(have) a lt f mney,I wuld buy a big huse with a swimming pl. (2)If he had taken my advice,he 　　(be) a scientist nw. (3)　　 he had nt hurt his leg,Jhn wuld have wn the race. (4)Steve said that if he 　　 　　　(knw) hw it wrked,he wuld have tld me what t d. 
=put/bring frward 提出
“尽管”引导让步状语从句
In fact,mre than ne accunt suggests that while Newtn was certainly inspired by a falling apple,there is n prf that it hit him n the head. 事实上,不止一种说法表明,虽然牛顿的灵感确实来自一个掉落的苹果,但没有证据表明它击中了他的头部。
【句式拓展】 while作连词的用法:(1) while引导时间状语从句,从句中的动作或状态一般是持续性的。当while从句中的主语与主句的主语一致,且含有be动词的某种形式时,可省略（主语+ be)(2)while → “而,然而”,作并列连词用,表示前后两者的对比。(3) while → “只要”,表示条件
【迁移应用】翻译句子(1)I’d like t study law at university while my cusin prefers gegraphy.(2)While I really dn’t like art,I find his wrk impressive.(3)Please dn’t talk s lud while thers are wrking.(4)While in Spain,I experienced a lt f strange custms.
我想在大学学法律,而我的表哥喜欢地理。
尽管我的确不喜欢艺术,但我觉得他的作品让人印象深刻。
别人在工作时,请不要高声谈话。
在西班牙的时候,我体验过很多奇怪的习俗。
In fact,mre than ne accunt suggests that while Newtn was certainly inspired by a falling apple,there is n prf that it hit him n the head. 事实上,不止一种说法表明,虽然牛顿的灵感确实来自一个掉落的苹果,但没有证据表明它击中了他的头部。◆ accunt n.论述,描述;账户;账目;考虑　v.认为,看作;解释,说明【词汇拓展】accuntant n. 会计;会计师keep an accunt f 记录 n accunt f 因为,由于take accunt accunt 考虑 n n accunt 绝不accunt fr 说明/解释……的原因;(数量、比例上)占
On n accunt can
take accunt f
【迁移应用】完成句子(1)缺钱是她辍学的原因。Lack f mney　　　　　　　her discntinuing her studies. (2)你绝不能向任何人提我的名字。　　　　　　　　　　　　　　　yu mentin my name t anyne. (3)在设计时,我们必须考虑到许多因素。In develping a design,we must　　　　　　　　　　　　　many factrs. 
比较级：“比起…更受…启发”
attach t ding sth将……附在……attach imprtance/ significance t认为……有重要性cnduct传导(热、电);实施;进行;指挥cnductr (乐队等)指挥;列车长;an apprach t ding sth 做某事的方法a way t d stha methd t d sthneither nr 既不也不 and两者都either r要么要么
Imprtant lexical chunks
apprach t be amazed by tie a piece f string t the kite a frm f electricity lk fr the truth scientific discveries and inventins questin accepted ideas die frm the electric shck cme up with the thery f gravity a spirit f scientific explratin
……的方法对……感到吃惊把一根绳子系在风筝上 电的一种形式 寻求真理 科学发现和发明 质疑已接受的观点 死于电击 提出他的万有引力定律 科学探索
I. 单词拼写1. She gave us a vivid ________(描述) f her trip t Munt Tai after her return.2. She ________(贴) a stamp t the envelpe   and mailed it ut.3. A series f _______(闪光) in the sky indicates that the rainstrm is cming.4. S far there is n _______(证明) that   spaceships frm ther planets d exist.5. We shuld _______(起草) a prpsal and discuss it at the meeting befre any decisins are made.6. Plice insist that Michael didn't fllw the crrect ________(程序) in applying fr a visa.7. We must carry the __________(实验) thrugh t the end, nt giving it up halfway.8. As smene says, the happy ending may be mre cmmn in _______(虚构的事) than in real life.
Ⅲ.课文语法填空      Benjamin Franklin was ne f the Funding Fathers f the United States. Apart 1. _______   being a successful statesman, he   was als a 2.   _______  ( create) scientist and inventr.      Benjamin Franklin 3. _______( fly) a kite during a strm in 1752. He raised the kite with a piece f string 4. _______( tie) t it. A metal   key was attached t the string. A flash f lightning hit the kite, and electricity was cnducted thrugh the string t the key. Franklin then tuched the key and gt 5. ______electric shck.