冀教版八年级下册Lesson 21 Books or Computers?说课课件ppt

这是一份冀教版八年级下册Lesson 21 Books or Computers?说课课件ppt，共19页。PPT课件主要包含了nformation，ppeared，odern，ommon，lectronic，ell，pass on ，学英语很有趣，lucky，passed on等内容，欢迎下载使用。

Enjy the vide abut e-bk
Language Gal
1.能熟悉并能正确运用本课时的重点单词和短语2.能够用英语简单描述书籍的发展历史和有关电 子书知识
THINK ABOUT IT•Hw many bks have yu read this year?•D yu read e­bks? D yu like them?
The histry f bks is very interesting. In ancient times, there were n bks, and peple passed n their knwledge by telling stries. Later, peple learned hw t write and make paper. With paper, peple began t write dwn their stries. They wrte each wrd by hand. It tk a lng time t write just ne bk！
Then, the printing press appeared and changed the wrld . With mdern technlgy, it was pssible t print bks quickly. It was als pssible fr cmmn peple t read bks . Recently, cmputers and the Internet changed the wrld again. A new kind f bk appeared： the electrnic bk(e-­bk)．E­bks are quickly changing peple’s reading habits . It is easier fr peple t buy and sell bks nline. Infrmatin travels faster and farther.
This is a mdern printing press . It can make thusands f bks a day .
Which inventin d yu think is mre imprtant —the printing press r the Internet?
Nwadays, peple have many ways t read bks . N matter what yu have, a cmputer, a tablet, a laptp, an e-reader r a real bk, keep n reading!Culture Tip　 Did yu knw that China was the first t invent paper？Paper was invented during the Han Dynasty. Paper is ne f the fur great inventins f ancient China. The ther three inventins are the cmpass, printing press and gunpwder.
Read the lessn and answer the questins .1．Hw did peple write bks in ancient times?2．What made it pssible t print bks quickly?3．What kind f bks quickly changed peple’s reading habits?
They wrte each wrd by hand.
Mdern technlgy.
The electrnic bk (e-bk).
2) Read the lessn and put the sentences in the crrect rder . 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 . 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 .
3) Fill in the blanks . The first letter is given . Paper　 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 . Printing press　 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 .
Internet　 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 .
4) D yu like reading paper bks r electrnic bks(e­bks)？ Why？Talk with yur partner and make up a dialgue .
eg：A：D yu like e-bks? B：Yes. I like them very much. A：Why? B：Because it is very easy fr peple t buy and sell bks nline.
1. Peple passed n their knwledge by telling stries. 人们通过讲故事来传播知识。
在古代的中国，人们怎么样传播知识呢？
Hw did peple _____________ their knwledge in ancient China?
pass n 传递
What srt f values d yu want t pass n?你想要传递怎样的价值观？
2. They wrte each wrd by hand. 他们用手来写每个单词。
妈妈手工给我做了一件外套。
My mther made a cat fr me by hand.
by hand 用手；手工
He mved the huge stne by hand.他用手移动了那块大石头。
3. It tk a lng time t write just ne bk. 仅仅写一本书就要花费很长一段时间。 句型It takes sb. sme time t d sth.  意为“某人花费多长时间做某事”，it是形式主语，真正的主语是动词不定式“t d sth.”；take 随时态改变，本句用的是一般过去时态，所以用tk。如：
我昨天用了两个小时打扫房子。
It tk me tw hurs t clean my huse yesterday.
4. With mdern technlgy, it was pssible t print bks quickly. 使用现代技术能快速打印书。It is/was+ adj.+ t d sth. 做某事……(it作形式主语，真正的主语是t d sth.)It is ________ t meet yu here.有幸在这儿见到你.
It is very interesting t learn English.
5. N matter what yu have……keep n reading. 不管你有什么，继续阅读。 keep n (ding) 继续 They run after me. I dn't lk back at them and keep n running.他们在后面追，我没有回头看，继续一个劲儿的跑。
We shuld keep n reading every day.
我们应该每天继续读书。
某人花费多长时间做某事It takes sb. sme time t d sthIt tk sb. sme time t d sth
It is/was+ adj.+ t d sth. 做某事……it作形式主语，真正的主语是t d sth
用手，手工 by hand
传递和继续 pass n sth keep n ding sth
Fill in the blanks with crrect wrds. 1. She _________ us her spirit f happiness. 她把她快乐的精神传递给了我们。2. We have lst sme scientific bks f ________ China. 我们已经丢失了一些古代中国的科学著作。3. The letter was written ____ _____. 这封信是手写的。