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初中冀教版Lesson 21 Books or Computers?课堂教学ppt课件
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这是一份初中冀教版Lesson 21 Books or Computers?课堂教学ppt课件，文件包含八下Unit4-21pptx、Lesson21课文朗读wav等2份课件配套教学资源，其中PPT共43页， 欢迎下载使用。
Hw many bks have yu read this year?
The printing press changed the wrld.
press [pres]n. 印刷机；新闻界
A rabbit suddenly appeared in the hat.
appear [əˈpɪə(r)]v. 出现；呈现；来到disappear v. 消失
We live in a mdern city. It is very beautiful.
mdern [ˈmɒdn]adj.现代的；新式的
electrnic [ɪˌlekˈtrɒnɪk]adj. 电子的electrnic mail=email 电子邮件
We have many electrnic prducts in ur life.
sell [sel] (sld/sld)v. 卖；销售sell ut 卖光sale n. 销售
The wman is selling all kinds f fruit.
pressappear mdern electrnicsell
n. 印刷机；新闻界；出版社v. 出现；呈现；来到adj. 现代的；新式的adj. 电子的v. 卖；出售
pass nby handprinting presskeep n
传递；前进用手； 手工印刷机继续
D yu knw the fur great inventins f ancient China ?
printing press(typagraphy)
paper-making
D yu knw hw peple in ancient times passed n their knwledge withut bks r paper?
By painting frescs (壁画)
By telling stries
1. Listen the passage and fill in the blanks.1. In ancient times, peple passed n their knwledge by ____________.2. __________________ appeared and changed the wrld.3. ___________ are quickly changing peple’s reading habits.
telling stries
The printing press
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.
This is a mdern printing press. It can make thusands f bks a day.
Recently, cmputers and the Internet changed the wrld again. A new kind f bk appeared: the electrnic bk (ebk). E-bks are quickly changing peple’s reading habits. It is easier fr peple t buy and sell bks nline. Infrmatin travels faster and farther.
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!
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.
Culture Tip
Fur Great Inventins
1. In ancient times, there were n bks, and peple passed n their knwledge by telling stries.
n 用作形容词，意为“没有，无”。n+可数名词复数/不可数名词”相当于“nt any+可数名词复数/不可数名词”；“n+可数名词单数”相当于“nt a/an+可数名词单数”。
Language Pints
【注意】当“n+名词”作主语时，谓语动词的单复数要与n 后面的名词保持一致。e.g. N news is gd news. 没消息就是好消息。N wrds are able t express my feelings.我的感情是无法用言语表达的。
pass n 传递；前进
含pass的短语：pass n 传递 pass the exam 考试及格pass away 去世 pass by 通过，经过pass 把……传递/转告给……
【拓展】pass 意为“传递”, 后可接双宾语。pass sb. sth. (=pass sth. t sb.) 把某物传递给某人e.g. Pass me the bk, please.= Pass the bk t me, please. 请把书递给我。
【注意】如果pass后的直接宾语为代词,只能用pass sth. t sb. 结构。
2. Later, peple learned hw t write and make paper.（教材P54）
hw t write 意为“怎样书写”。属于“特殊疑问词+动词不定式结构”。在此结构中，疑问词可用疑问代词 wh, which, what 等和疑问副词when, where, hw 等。e.g. I want t knw hw t get there. 我想知道怎样到那。
3. They wrte each wrd by hand.
by hand 意为“用手；靠手做；手工”，表示方式，注意词组中名词前不用冠词。e.g. The cat is made by hand. 这件外套是手工做的。
4. It tk a lng time t write just ne bk!（教材P54）
take v. 费时；需要……时间e.g. It takes me half an hur t play the pian every day.我每天花半个小时弹钢琴。
辨析：cst, spend, take与pay
5. It is easier fr peple t buy and sell bks nline.
sell /sel/ v. 卖；出售 (sld/sld) 常用短语：sell well 卖得好；畅销(不用于被动句) sell ut/be sld ut 售完 sell sb. sth.=sell sth. t sb. 把某物卖给某人
e.g. These ckies sell well. 这些甜饼卖得很好。He sld the ld bike t me fr 500 yuan.=He sld me the ld bike fr 500 yuan.他以五百元的价钱把那辆旧的自行车卖给了我。
6. N matter what yu have, a cmputer, a tablet, a laptp, an e-reader r a real bk, keep n reading!
n matter what 无论什么e.g. N matter what yu d, I will supprt yu. 无论你做什么，我都支持你。
n matter where = wherever 在任何地方n matter when = whenever 无论何时
n matter hw = hwever 不管怎样n matter wh = whever 无论谁
keep n ding sth. 继续做某事； 坚持做某事keep n ding sth. 表示动作的反复, 强调动作与动作之间有间隔。keep ding sth. 表示“一直做某事”, 强调动作的连续性。e.g. He keeps n running until he is very strng.他继续跑步一直到他很健康了。
1. 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)．
Let’s D It!
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. _____________ culdn’t travel far.
Printing press When the printing press _________, it changed the wrld. The ________ printing press can print bks quickly, and makes it pssible fr the ________ 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 _________ bk. Traditinally bks culd nly be bught and sld at a stre, but tday yu can buy and _______ bks nline.
4. D yu like reading paper bks r electrnic bks (e-bks)? Why? Talk with yur partner and make up a dialgue.
1. Mum, d yu like the card? I made it ______ hand last night.at B. in C. t D. by2. Keep n _______ basketball, and I think yu can jin the basketball team.play B. playing C. t play D. played
3. N matter ________ I have, I will share everything with yu.A. when B. hw C. what D. wh4. Let’s write dwn the stries t ________ the knwledge.A. get n B. g n C. pass n D. turn n
5. Bb ______ 5 hurs skating n the ice, s he felt very tired.A. spent B. paid C. cst D. tk
Talk abut the imprtance f reading.
1. Review and recite the imprtant pints f this lessn.2. Talk abut the imprtance f reading.3. Preview the next lessn.
Hw many bks have yu read this year?
The printing press changed the wrld.
press [pres]n. 印刷机；新闻界
A rabbit suddenly appeared in the hat.
appear [əˈpɪə(r)]v. 出现；呈现；来到disappear v. 消失
We live in a mdern city. It is very beautiful.
mdern [ˈmɒdn]adj.现代的；新式的
electrnic [ɪˌlekˈtrɒnɪk]adj. 电子的electrnic mail=email 电子邮件
We have many electrnic prducts in ur life.
sell [sel] (sld/sld)v. 卖；销售sell ut 卖光sale n. 销售
The wman is selling all kinds f fruit.
pressappear mdern electrnicsell
n. 印刷机；新闻界；出版社v. 出现；呈现；来到adj. 现代的；新式的adj. 电子的v. 卖；出售
pass nby handprinting presskeep n
传递；前进用手； 手工印刷机继续
D yu knw the fur great inventins f ancient China ?
printing press(typagraphy)
paper-making
D yu knw hw peple in ancient times passed n their knwledge withut bks r paper?
By painting frescs (壁画)
By telling stries
1. Listen the passage and fill in the blanks.1. In ancient times, peple passed n their knwledge by ____________.2. __________________ appeared and changed the wrld.3. ___________ are quickly changing peple’s reading habits.
telling stries
The printing press
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.
This is a mdern printing press. It can make thusands f bks a day.
Recently, cmputers and the Internet changed the wrld again. A new kind f bk appeared: the electrnic bk (ebk). E-bks are quickly changing peple’s reading habits. It is easier fr peple t buy and sell bks nline. Infrmatin travels faster and farther.
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!
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.
Culture Tip
Fur Great Inventins
1. In ancient times, there were n bks, and peple passed n their knwledge by telling stries.
n 用作形容词，意为“没有，无”。n+可数名词复数/不可数名词”相当于“nt any+可数名词复数/不可数名词”；“n+可数名词单数”相当于“nt a/an+可数名词单数”。
Language Pints
【注意】当“n+名词”作主语时，谓语动词的单复数要与n 后面的名词保持一致。e.g. N news is gd news. 没消息就是好消息。N wrds are able t express my feelings.我的感情是无法用言语表达的。
pass n 传递；前进
含pass的短语：pass n 传递 pass the exam 考试及格pass away 去世 pass by 通过，经过pass 把……传递/转告给……
【拓展】pass 意为“传递”, 后可接双宾语。pass sb. sth. (=pass sth. t sb.) 把某物传递给某人e.g. Pass me the bk, please.= Pass the bk t me, please. 请把书递给我。
【注意】如果pass后的直接宾语为代词,只能用pass sth. t sb. 结构。
2. Later, peple learned hw t write and make paper.（教材P54）
hw t write 意为“怎样书写”。属于“特殊疑问词+动词不定式结构”。在此结构中，疑问词可用疑问代词 wh, which, what 等和疑问副词when, where, hw 等。e.g. I want t knw hw t get there. 我想知道怎样到那。
3. They wrte each wrd by hand.
by hand 意为“用手；靠手做；手工”，表示方式，注意词组中名词前不用冠词。e.g. The cat is made by hand. 这件外套是手工做的。
4. It tk a lng time t write just ne bk!（教材P54）
take v. 费时；需要……时间e.g. It takes me half an hur t play the pian every day.我每天花半个小时弹钢琴。
辨析：cst, spend, take与pay
5. It is easier fr peple t buy and sell bks nline.
sell /sel/ v. 卖；出售 (sld/sld) 常用短语：sell well 卖得好；畅销(不用于被动句) sell ut/be sld ut 售完 sell sb. sth.=sell sth. t sb. 把某物卖给某人
e.g. These ckies sell well. 这些甜饼卖得很好。He sld the ld bike t me fr 500 yuan.=He sld me the ld bike fr 500 yuan.他以五百元的价钱把那辆旧的自行车卖给了我。
6. N matter what yu have, a cmputer, a tablet, a laptp, an e-reader r a real bk, keep n reading!
n matter what 无论什么e.g. N matter what yu d, I will supprt yu. 无论你做什么，我都支持你。
n matter where = wherever 在任何地方n matter when = whenever 无论何时
n matter hw = hwever 不管怎样n matter wh = whever 无论谁
keep n ding sth. 继续做某事； 坚持做某事keep n ding sth. 表示动作的反复, 强调动作与动作之间有间隔。keep ding sth. 表示“一直做某事”, 强调动作的连续性。e.g. He keeps n running until he is very strng.他继续跑步一直到他很健康了。
1. 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)．
Let’s D It!
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. _____________ culdn’t travel far.
Printing press When the printing press _________, it changed the wrld. The ________ printing press can print bks quickly, and makes it pssible fr the ________ 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 _________ bk. Traditinally bks culd nly be bught and sld at a stre, but tday yu can buy and _______ bks nline.
4. D yu like reading paper bks r electrnic bks (e-bks)? Why? Talk with yur partner and make up a dialgue.
1. Mum, d yu like the card? I made it ______ hand last night.at B. in C. t D. by2. Keep n _______ basketball, and I think yu can jin the basketball team.play B. playing C. t play D. played
3. N matter ________ I have, I will share everything with yu.A. when B. hw C. what D. wh4. Let’s write dwn the stries t ________ the knwledge.A. get n B. g n C. pass n D. turn n
5. Bb ______ 5 hurs skating n the ice, s he felt very tired.A. spent B. paid C. cst D. tk
Talk abut the imprtance f reading.
1. Review and recite the imprtant pints f this lessn.2. Talk abut the imprtance f reading.3. Preview the next lessn.
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