英语八年级上册（2013秋审查）Unit 4 Inventions优秀教学课件ppt

这是一份英语八年级上册（2013秋审查）Unit 4 Inventions优秀教学课件ppt，共27页。PPT课件主要包含了课堂导入，课堂活动，Project，课堂小结，课堂练习等内容，欢迎下载使用。

Can yu name sme great inventrs and their inventins?
the (funtain) pen
the ballpint pen
D yu knw what the inventin is?
Which d yu prefer? Why?
D yu knw why the ballpint pen was invented?
make a mess
Paragraph __
The ballpint pen was a great success.
Hw peple remember Bíró.
Paragraph __
Skim the article abut the inventr f the ballpint pen, László Bíró, and tell what each paragraph is abut.
Hw the ballpint pen was invented.
A pen giant
D yu knw Laszl Bir? Maybe yu d nt, but yu prbably use his inventin every day, and yu may even have it in yur hand right nw!
Bir(1899-1985) was the inventr f the ballpint pen. He was brn in Budapest, Hungary. In the 1930s, when he wrked as a newspaper editr, he used a funtain pen almst every day. Hwever, he had t refill it all the time. The ink als did nt dry easily, and it smetimes made a mess n the paper. Bir wanted a better pen. His brther, Gerge, helped him develp a special ink. The ink dried easily. Then they develped a new type f pen.There was a tiny ball at the tip f the pen. The ball rlled ink nt paper as it mve. They called it the “ballpint” pen.
The ballpint pen was a great success. Everyne lved it. Nw millins f peple use it all ver the wrld every day.Peple will always remember Bir fr his inventin. Tday in many English-speaking cuntries, peple still use the wrd “bir” t refer t any kind f ballpint pen.
1. Why did Bíró decide t invent the ballpint pen? 2. Hw did Bíró’s brther help him invent the ballpint pen?
Because he had t refill his funtain pen all the time. The ink did nt dry easily and it smetimes made a mess n the paper.
Bíró‘s brther helped him develp a special ink. The ink dry easily.
A Read the article again. Then answer the questins belw.
3. Hw des the ballpint pen wrk?4. Hw d peple remember Bíró fr his inventin tday?
There is a tiny ball at the tip f the pen. The ball rlls ink nt paper as it mves.
In many English-speaking cuntries, peple still use the wrd "bir" t refer t any kind f ballpint pen.
What des the wrd “giant” mean in the title? Why d we call Bíró a pen giant? Discuss these with yur classmates.
D yu knw f any ther inventin that was named after its inventr?
The Earl f Sandwich was an Englishman. He lived in the 18th century. The Earl f Sandwich was rich, but he liked t play cards fr mney. He ften played fr 24 hurs, and didn’t even stp t have his meals. He rdered his servants t bring him sme meat and bread. He put the meat between the tw pieces f bread and held the fd in his left hand and played cards with his right hand. Peple liked his idea, and frm then n they ate bread and meat as he did. Frm the name Sandwich, we get the wrd fr the fd “sandwich” tday.
Read this article abut the inventr f the sandwich and cmplete the exercise.
1.  The Earl f Sandwich was ____________. the name f a servant the title f a man with a lt f mneyC. a pr man wh lived by playing cards D. the name f fd which is liked by rich peple2.  The Earl f Sandwich  ____________. A. was s interested in playing cards that he ften had n time t have his mealsB. ften brught sme bread with him t play cardsC. never ate anything while he played cardsD. had n mney t play cards with in the end
3. Peple liked the Earl f Sandwich's idea because ____. A. bread and meat was cheap t eatB. he always wn when he played cardsC. they liked the Earl f SandwichD. when they ate with ne f their hands, they culd d smething with the ther4. Tday, the sandwich is ____________. A. als a name f a rich manB. tw pieces f bread with meat between themC. nt interested in playing cardsD. nt liked by mst f the peple
5. As a fd, the sandwich ____________. A. is usually made f bread and chicken B. is usually made f bread and meatC. smetimes smells gd, but smetimes nt D. is hard fr us t make
the Kngming Lantern
Kngming (Zhuge Liang)
Have yu ever flwn a Kngming Lantern? When?
Hw des the Kngming Lantern rise int the sky?
Culture crner
What is the relatinship between the Kngming Lantern and the ht-air balln?
The Kngming Lantern led t the inventin f the ht-air balln.
Skim the article abut the Kngming Lantern and the ht-air balln and answer the fllwing questins.
Where is the Kngming Lantern ppular?
All ver Asia.
Read the article abut the Kngming Lantern and the ht-air balln again and answer the fllwing questins.
1. What is the Kngming Lantern? It is a kind f paper lantern with a clsed tp and a small candle inside.2. Hw des the Kngming Lantern wrk? The candle heats the air inside the lantern and makes it rise.
3. When d peple use the Kngming Lantern? Peple use it n imprtant days and during festivals.4. What did Zhuge Liang use such lanterns t d? He used them t give signals in battles.5. Hw did the Kngming Lantern lead t the inventin f the ht-air balln? Because they bth wrk in the same way.
D yu knw abut the fur great inventins frm ancient China?
I want t find ut abut the inventr f …/life befre…
A Lk at the phts belw. In grups, chse ne inventin and discuss it. Use the questins belw t help yu. Add mre questins if yu wish.
B After the discussin, cmplete the table belw. Research n the Internet r use an encyclpaedia if necessary.
An ____________ t the inventin
The ________ fthe inventin
The __________ between the inventin and yu
relatinship
The _________ f the inventin
Read the article and summarize the general idea f each paragraph.
C In grups, write a shrt article abut the inventin. Use the utline and the example belw t help yu.
1，We have read an article abut the inventr f the ballpint pen.2， We have learned the culture abut The KngMing lantern and Great Chinese Inventins
一、选择最佳答案填空。( )1. ____ inventin may be new tday, but in a few years, it may be utdated. A. A B. An C. The D. 不填( )2. Tm ____ visits his grandparents at weekends. A. smetime B. sme time C. smetimes D. sme times( )3. This bx f bks is t heavy. Please help me ____ it int that rm. A. carry B. carrying C. carried D. t carrying( )4. Our bss says because yu are the 100,000th custmer in ur restaurant, yu can rder ____ dish yu like fr free. A. n B. sme C. any D. every( )5. ____ time went by, the by frgt his prmise in the end. A. When B. SinceC. Thugh D. As
二、根据句意，从方框中选择恰当的短语填空，注意其形式。Make sme jam if yu want t, but dn’t ____________ in the kitchen.2. The map f the seamunt is very ld. Scientists made it ____________.3. Lk! An apple is ____________ the branch. Yu can pick it easily.4. Smking t much can ___________ lung cancer.5. His statement ___________ the thing itself, nt the persn.
at the tip f, lead t, make a mess, in the 1930s, refer t
in the 1930s
at the tip f