初中英语冀教版八年级下册Lesson 21 Books or Computers?教课ppt课件

这是一份初中英语冀教版八年级下册Lesson 21 Books or Computers?教课ppt课件，共33页。PPT课件主要包含了Lead in，modern，press，nformation，ppeared，odern，ommon，lectronic，ell，ancient等内容，欢迎下载使用。

Key wrds & phrases:press, appear, mdern, electrnic, sell, pass n, change the wrld, keep n, by hand, printing pressKey sentences:1. peple passed n their knwledge by telling stries.
Learning Targets
2. They wrte each wrd by hand.3. Then, the printing press appeared and changed the wrld.4. With mdern technlgy, it was pssible t print bks quickly.5. N matter what yu have, a cmputer, a tablet, a laptp, an e-reader r a real bk, keep n reading!
Which bk d yu ften read, a paper bk r an e-bk?
paper/real bks
electrnic-bks
Ancient bks:
inscriptins n bnes
inscriptins n brnze ware
Paper bks appeared.But in ancient times, peple wrte each wrd by hand.T write ne bk, they kept n writing fr a lng time.
In Han Dynasty, a Chinese man called Cailun made paper first. It changed the wrld.
In ______ times, a printing _____ appeared. It can make thusands f bks a day.
Cmputers and E-bks
With cmputers and the Internet, e-bks appeared. Peple can buy and sell bks nline t pass n infrmatin.
pressappearmdernelectrnicsell
n. 印刷机；新闻界v. 出现；呈现；来到adj. 现代的；新式的adj. 电子的v. 卖；出售
Wrds and expressins
pass n change the wrld keep n by hand printing press
传递；前进改变世界继续用手；手工印刷机
Hw many bks have yu read this year?D yu read e-bks? D yu like them?
THINK ABOUT IT
Read the lessn and answer the questins.
1. Hw did peple write bks in ancient times? Peple wrte dwn their stries with paper. They wrte each wrd by hand.2. What made it pssible t print bks quickly? Mdern technlgy made it pssible t print bks quickly.3. What kind f bks quickly changed peple’s reading habits? E-bks.
Let’s D It!
Presentatin
The Histry f the Bk( )It tk a lng time t write just ne bk.( )It made it pssible fr cmmn peple t read bks.( )The e-bk appeared.
Read the lessn and put the sentences in the crrect rder.
( )Peple had n bks, and they shared knwledge by telling stries.( )The printing press appeared.( )Peple dwnlad bks frm the Internet.( )With paper, peple began t write dwn stries.
Fill in the blanks. The first letter is given.
1. With paper, peple began t write dwn their stries. Peple wrte each wrd by hand. It tk a lng time t write ne bk. I____________culdn’t travel far.
2. When the printing press a________, it changed the wrld. The m_______ printing press can print bks quickly, and makes it pssible fr the c_________persn t have easy access t bks.
3. Cmputers and the Internet changed the wrld. They made it pssible fr a new kind f bk: the e________ bk. Traditinally bks culd nly be bught and sld at a stre, but tday yu can buy and s____bks nline.
D yu like reading paper bks r electrnic bks (e-bks)? Why? Talk with yur partner and make up a dialgue.
1. Peple passed n their knwledge by telling stries. pass n 传递 例：What srt f values d yu want t pass n? 你想把什么样的价值观传递给下一代？
Language pints
2. They wrte each wrd by hand. by hand 用手；手工例：He mved the huge stne by hand. 他用手移动了那块大石头。 We arranged lead letters by hand befre a newspaper was printed. 在报纸印刷以前，过去是用手工排铅字的。
3. Then, the printing press appeared and changed the wrld. printing press 印刷机例：The newspaper is the mst nvel prduct f the printing press. 报纸是印刷机制造的最新奇的产品。
press n. 压；按；新闻；出版社例：He felt the press f mdern life. 他感觉到了现代生活的压力。Perhaps we really shuld be reflecting n anther sacred liberty: the freedm f the press.也许我们真正应该反思的是另一个神圣的自由：新闻自由。
v. 压；按例：Drag pressed a buttn and the dr clsed. 德拉戈按了一个按钮，门关上了。 Press this buttn t start the engine. 要开动发动机就按这个按钮。appear vi. 出现；呈现；来到例：A wman appeared at the far end f the street. 一个女人在街那端出现了。
4. With mdern technlgy, it was pssible t print bks quickly.It is/was+ adj.+ t d sth.做某事是……的(It作形式主语，真正的主语是t d sth.)例：It is very interesting t learn English. 学英语很有趣。
若形容词是描述不定式行为者的性格、品质的，如kind/ gd/ nice/ right/ wrng/ clever/ careless/ plite/ flish等，用f sb.。例：It’s very kind f yu t help me.你能帮助我真好。若形容词仅仅是描述事物，用fr sb.，这类形容词有difficult/ easy/ hard/ imprtant/ dangerus/ impssible等。 例：It’s very difficult fr me t get up early in the mrning.早上早起对我而言很困难。
5. N matter what yu have, a cmputer, a tablet, a laptp, an e-reader r a real bk, keep n reading!keep n 继续 例：They run after me. I dn't lk back at them and keep n running.他们在后面追我，我没有回头看，继续跑。
根据汉语意思完成句子。1. I never felt stressed like that , but he did ______ ____ his sense f adventure.我从没感觉到那样压抑，但是他确实给我传递了他的冒险精神。2. Sme scientific bks f ________ China have been lst.我国有些古代科学著作已经失传。3. The letter was written ____ _____. 这封信是手写的。
pass n
4. The first signs f the dawn _________ n the hrizn.黎明的曙光出现在地平线上。5. Trade is the lifebld f mst ________ states.贸易是大多数现代国家的生命线。6. ___________cmputers are nw in cmmn use all ver the wrld.电子计算机已在世界各地普遍使用。
7. I am ging t _____this ld car, and buy a new car.我打算卖掉这辆旧车，买辆新车。8. The bk cntains much new ____________.这本书有很多的新信息。9. He _____ _____ wrking until midnight thugh he was tired. 尽管他累了但还是继续工作到深夜。
kept n
1. Learn sme new wrds and expressins.2. Be able t understand the passage abut bks.3. Learn sme useful wrds and expressins t talk abut the histry f bks.