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初中英语牛津版 (深圳&广州)九年级上册(2014秋审查)Unit 1 Wise men in history优质ppt课件
展开Archimedes' principle 阿基米德原理
Archimedes (287-212 BC), a great ancient Greek philspher, mathematician, physicist, mechanist, funder f static and hydr statics. He is knwn fr Archimedes' principle.
D yu knw anything abut Archimedes?Tell yur classmates.
Persnal achievement: Archimedes principle, Lever principle, Hydraulic Screw.
Hw did Archimedes identify the glden crwn?
He put the same weight f gld and crwn int the water. This crwn displaced mre water than gld f the same weight, s he is certain that it’s nt cmpletely made f gld.
What is the ending f this stry ?
The gldsmith admitted that he had added anther metal t the crwn , he was punished. Archimedes invented the famus Archimedes principle.
1. 真相 __________2. 较少的 ___________3. 对...感到满意 ______________4. 解决问题 _____________5. 找出真相 ______________ 6. 一顶金皇冠 _______________ 7. 怀疑 _____________8. 装/填满 _____________9. 似乎;好像 _____________10. 壶 _____________
一、写出下面词语的英文意思
be happy with
find ut the truth
slve prblem
a glden crwn
1.Her eyes were suddenly _________with tears. A. fill B . filled C.full D . fulled2.She is _______ enugh with her perfrmance. She gt the first prize in the cmpetitin. A . exact B . dubtful C . certain D . happy
[详解]句意:她的眼里突然噙满了泪水。考查固定短语的用法。is (be) filled with为固定搭配。意为"充满,填满" ,故选B。
[详解]句意:她对自己的表现还算满意,她在这次比赛中得了第一名。A. exact精确的; B. dubtful不确定; C. certain确定; D. happy高兴的,满意的。根据gt the first prize in the cmpetitin. 她在这次比赛中得了第一名。可以推断出,她应该是很满意的,故选择happy确定 ; 符合语境。故选D。
3. The article raised_______abut hw effective the new drug really was.A . pleasure B . mistake C . dubt D . truth4.It _______ like a gd idea at the time. A. lks B. seems C. feels D . smell
[详解]句意:这篇文章对这种新药的实效有多大提出了疑问。A. pleasure快乐; B. mistake错误; C. dubt怀疑; D. truth真相。raise dubt abut意为“提出怀疑" ,故选C。
[解析] 句意:当时这主意好像不错。 lks看起来; seems似乎; feels感觉; smell闻起来;根据句意和语境可知这里意为“好像,似乎”,故答案 为B.
[答案]truth[解析]句意:我认为你没有把事情的全部真相都告诉我。根据前文,这是不可能的,可推知下文表达的意思是不确定他说的是不是实话。truth事实 ,真理,名词。tell the truth说实话,固定搭配,故填truth.
三、根据首字母填入正确的单词 1.It’s impssible. I dn't think yu are telling me the whle t_______ abut what happened.
2.This nvel is based n a r _______stry f the authr’s life. It's unbelievable.
[答案]real [解析]句意:这部电影是根据一个真实的生活故事改编的,非常感人。分析句子结构可知,需要用形容词修饰名词stry。real真实的,形容词, a real stry一个真实的故事,符合语境,故填real。
In ancient _______ , King Hier asked a crwn maker t make him a _______ crwn. At first, he was very ______with it. Hwever, he began t______that it was a____glden crwn, s he asked Archimedes t find ut the_______ . This prblem______ difficult t_____thught Archimedes. Archimedes was still thinking abut this prblem as he filled his with bath water. When he gt int the bath, sme water _______.
Read paragraphs 1-3 and fill in the blanks with the crrect wrds.
reading task
Reading Task 1:
Read the paragraphs 3-5.Then answer the questins belw.
1. What did Archimedes think when he received the crwn frm King Hier?2. What happened when he gt int the bath?3. Why was Archimedes s excited?
Archimedes thught this prblem seems difficult t slve.
When he gt int the bath, sme water displaced.
Because he prbably had a gd idea t slve the kings prblem.
Reading Task
Reading Task 2:
He knew hw t slve the kings prblem. First, he weighed the crwn and asked the king fr sme gld f the same weight. Then he put tw pts _____tw big bwls and filled bth pts_____ water. He put the ______ and and sme water _____ int the bwl. Then he put the crwn int ________ pt. This time even mre water ran int the bwl. It prves a crwn ______ cmpletely ____gld displaces ______water than a crwn made f gld and anther _____.This crwn displaced mre water than gld f the same weight, s it's nt cmpletely made f gld. At last, the king was s angry, then he_____the crwn maker t_______.
Read the paragraphs 6-8 and fill in the blanks with the crrect wrds.
Reading Task 3:
Read the stry again, decide whether the fllwing statements True r false. Write T after the crrect statement, F after the wrng statement.
Reading Task 4:
“A crwn made cmpletely f gld displaces less water than a crwn made f gld and anther metal. This crwn displaced mre water than gld f the same weight, s I am certain that it’s nt cmpletely made f gld.”
Find it in: paragraph 8
Lk at each pht carefully and find the crrect sentence in the text.
Reading Task 5:
Archimedes was still thinking abut this prblem as he filled his bath with water. When he gt int the bath, sme water ran ver.
Find it in:paragraph 4
Archimedes went straight t the palace t see the king. First, he weighed the crwn and asked the king fr sme gld f the same weight.
Find it in: paragraphs 6
“It’s a nice crwn, isn’t it? ”he asked his men. later, hwever, he began t dubt that it was a real glden crwn. “Is it made cmpletely f gld? ” he wndered. He sent it t Archimedes and asked him t find ut the truth.
Find it in:paragraphs 2
Next, he put tw pts int tw big bwls and filled bth pts with water. He put the gld int ne bwl. Then he put the crwn int the ther pt. This time, even mre water ran int the bwl.
Find it in:paragraphs 7
Archimedes was still thinking abut this prblem as he filled his bath with water. when he gt int the bath,sme water ran ver.
Find it in:paragraphs 4
D1 These pictures shw the events f the stry n page 3. Put them in the crrect rder by writing the numbers 1—8 in the bxes.
Reading Exercise
Please retell the stry f Archimedes and the glden crwn with yur partner.
1.Why did King Hier send the crwn t Archimedes?
D2 Read the stry again and answer the questins belw in cmplete sentences.
Because he dubted that the crwn was a real glden crwn and he wanted Archimedes t find ut the true.
2. What happened when Archimedes gt int the bath?
Sme water ran ver/ was displaced.
He put anther metal int the crwn.
3. What did the crwn maker d t the crwn ?
D3 Hw did Archimedes find ut that the crwn was nt made cmpletely f gld? Discuss this with yur classmates.
A crwn made cmpletely f gld displaces less water than a crwn made f gld and anther metal. This crwn displaced mre water than gld f the same weight, s he was certain that it's nt cmpletely made f gld.
First, he weighed the crwn and asked the king fr sme gld f the same weight.
Next, he put tw pts int tw big bwls and filled bth pts with water. He put the gld int ne pt, and sme water ran int the bwl.
Then he put the crwn int the ther pt. This time, even mre water ran int the bwl.
Read the text, discuss with yur partner and cmplete the flw chart.
He was very
King Hier asked a crwn maker
t make him a glden crwn.
He began t dubt that
glden crwn.
He sent the crwn t and asked him t
find ut the truth.
Sme gld f the same weight was , then he put the crwn
A crwn made cmpletely f gld This crwn
less water,
S he certain that it’s made f gld.
nt cmpletely
happy with it.
displaced mre
put int water.
put int water
it was a real
Free Talk: What des the stry f Archimedes and the glden crwn tell us?
1. We shuld carefully bserve the details f life, be gd at thinking and discver the mysteries f life.
2. Sme f the greatest theries exist in the small details f ur lives.
三种起源传说:古代奥林匹克运动会是为祭祀宙斯而定期举行的体育竞技活动。宙斯的儿子赫拉克勒斯因力大无比获“大力神”的美称,并且颁布每四年举办一次比赛的规定。因为众神之父宙斯击败了提坦神克罗诺斯,所以设立奥运会这项活动。
从公元前776年至公元393年它一直在古希腊城市奥林匹亚举行,在那里曾举行了292届古代奥林匹克运动会。奴隶社会的希腊,战争不断,为了取胜,各个城邦利用体育锻炼培养身强力壮的武士,体育运动有组织的举行,为奥运为打下基础。
古代奥运会的会期最初只有一天,前十三届奥运只有短跑一项比赛,距离为一个“斯泰德”——古希腊的长度单位,约为192.27米,后来逐渐增加了长跑、五项竞技、角力、拳击、赛马等比赛项目。随着奥运会规模的扩大,会期也由原来的一天从第三十七届开始延长为3天,后又从第七十七届开始延长为5天。
A Listen t a radi prgramme abut sprts in the ancient Olympics. Match the descriptins with the pictures by writing the numbers 1-4 in the bxes.
Listen t the first part f the radi prgram and answer the fllwing questins.
1. Wh is the speaker?
The speaker is the hst f the prgram.
2. What’s the name f the radi prgram?
"Histry in a Minute."
3. What’s the hst ging t d with the listeners?
The hst is ging t play a game with the listeners.
4. What's the name f this game?
"What Sprt is This?"
5. What’s the rules f the game?
The hst talk abut the sprts in the ancient Olympics and the listeners decide which sprt she is talking abut.
B Listen t the recrding again and then cmplete the ntes belw. Write ne wrd in each blank.
Number 1It is dne n ne's (1)______.Yu must run as (2)_____as yu can.Number 2The men try t (3)_______ each ther t the grund.Number 3Bth men and (4)_______take part in this sprt. The men try t get these animals t run as (5)________as they can.Number 4The men have t hit (6)______ _______.
bxing n. 拳击(运动)[ˈbɒksɪŋ]
例句:He views bxing as his passprt ut f pverty.他把拳击看作自己摆脱贫困的手段。
Language Pints
wrestling [ˈreslɪŋ] n.摔跤运动
bxing [ˈbɒksɪŋ] n. 拳击(运动)
racing [ˈbɒksɪŋ]n.赛马(运动)
running[ˈrʌnɪŋ] n.跑步(运动)
hit v.(用手或器具)击;打[hɪt]
用法:1.击中某人的某一部位: hit sb. n/in the+身体某一部位。
2.打在某人身体的某个部位: ①动词+sb.+in the+松软的身体部位。②动词+sb.+n the+较硬的身体部位。
固定搭配: hit sb. with sth.用某物打某人 hit n/upn突然想到;偶然发现 hit back回击,反击 hit ut(试图)打(某人);严厉批评;猛烈抨击
例句:I culdn't remember where I'd seen him befre, and then it suddenly hit n me. 起初我想不起以前在哪里见过他,后来猛然记起来了。
用法:①hard作副词时表示“努力地;费力地”。例如:She has wrked hard all her life.她一生辛勤工作。
hard adv.用力地;重重地[hɑːd]
②hard 作形容词时表示“困难的;硬的;费力的”例句: It's hard t see hw they can lse. 很难理解他们怎么会输。 It's hard fr ld peple t change their ways. 老年人难以改变他们的习惯。
固定搭配:make sure 确信;证实be sure f neself 有自信be sure abut 确信; 把握
sure adv.确实;的确 [ʃʊə(r)]
例句: He sure lks unhappy. 他的确看上去不高兴。
例句: Make sure yu dn’t jumble everything up.一定不要把东西全都弄乱了。
make sure 确保;设法保证
用法:make sure+that 引导的宾语从句(that可省略)make sure f ding sth.make sure 常用于祈使句中,表示请求或要求对方按照要求做某事。
make mistake v.犯错by mistake 错误地,无意地 be mistaken fr... 被误认为…… t crrect the mistakes 改正错误
mistake n.错误[mɪˈsteɪk]
(4)crrect the mistakes改正错误
例句:Dn't wrry, we all make mistakes.没关系,我们都会犯错。
例句:I tk yur bag instead f mine by mistake.我错拿了你的包。
(1)make mistake v.犯错
(2)by mistake错误地,无意地
例句:She is ften mistaken fr her twin sister. 她常被误认为是她的孪生姐姐。
(3)be mistaken fr... 被误认为……
例句:It is necessary t crrect the mistakes in ur. 改正作业中的错误是必要的。
brave adj.勇敢的;无畏的[breɪv]
联想:bravery [ˈbreɪvəri] n.勇敢;勇敢的行为
例句: I wasn't brave enugh t tell her what I thught f her. 我当时没有勇气告诉她我对她的看法。
例句:I think yu've made the crrect decisin. 我认为你的决定是正确的。
crrect adj.准确无误的;正确的 v.改正; [kəˈrekt]
联想:incrrect adj.错误的
[典型例题] It was his ( ) that we were late. He didn’t take the key.A errr B mistake C fault D duty
[答案]选C[解析]句意:我们迟到责任在他。本题检测考生在特定语境中对易混淆名词的辨异与使用能力。duty则是指责任、义务、该做的事。很明显与语境不符,故首先排除D; errr、mistake和fault 都可译作“错误”,但用法不同。errr的使用范围较广,常指在计算、书写等过程中出现的“差错”;mistake范围较宽,可指各种错误;fault通常指人的“过失,过错”。
例句:We want t get alng as well as we can. 我们希望我们能尽量地相互合作。
1. Yu must run as fast as yu can.你必须尽可能地跑快点儿。
as ... as ne can相当于 pssible,表示“尽可能”
例句:We'll try t help yu as far as we can. 我们将尽全力帮助你。
例句:Use this time t explre as much as yu can. 你要利用这段时间,尽可能去探寻自我。
例句: Fr this jb yu will need a gd knwledge f bth Italian and Spanish. 担任这项工作需要精通意大利语和西班牙语。 Bth his mther and his father will be there. 他父母二人都要去那里。
2. Bth men and hrses take part in this sprt.男人和马都参加这项运动。
“”意为“和都”否定短语:“”,意思为“既不也不”
[典型例题] Bth Mike and I___happy with the exam result this time.A. be B. am C. is D. are
[答案]D[解析]句意:我和迈克都对这次考试的结果感到满意。意为“和”,作主语时,接谓语动词的复数形式。故选D。
What we have learned in this class?
In this lessn, thrugh reading tasks, we can deeply understand the cntent f the stry. Pre-listening predictin imprves ur efficiency and accuracy f students' listening. Students can actively cperate with thers and cmplete learning tasks thrugh grup activities. We learn abut the knwledge f the ancient Olympic Games and understand the ancient Greek civilizatin.
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