初中英语冀教版八年级下册Lesson 21 Books or Computers?教案设计

这是一份初中英语冀教版八年级下册Lesson 21 Books or Computers?教案设计，共6页。

Teaching
aims
Knwledge aim
1. Master the new wrds and phrases, understand the meaning f text.
Ability aim
2. Talking abut the bks hw t develp.
Emtinal aim
3. Ask the Ss t discuss hw t read in cmputer r ther ways in the future?
Key pints
Master the new wrds and phrases, understand the meaning f text.
Talking abut the bks hw t develp.
Difficult pints
Ask the Ss t discuss hw t read in cmputer r ther ways in the future?
Teaching methd
(Learning methd)
Student-centered teaching methd, audi-visual methd
Teaching prps
English bk, blackbard, PPT
Lead-in
-Hw many bks have yu read this year?
-D yu read e-bks? D yu like them?
Teaching prcedures
Step1: Wrds
press /pres/ n.印刷机；新闻界
appear /əˈpɪə/ v.出现；呈现；来到
mdern /ˈmɒdn/ adj.现代的；新式的
electrnic /ˌɪlekˈtrɒnɪk/ adj.电子的
sell /sel/ (sell-sld-sld) v.卖；出售
Step2: Warm-up:
Paper bks r e-bks (electrnic bks)?
Which kind f reading d yu prefer? Paper bks r e-bks? Why?
I like paper bks, because…
I like e-bks, because…
Step3: Listening
Listen t the passage and fill in the blanks.(page55 Let’s d it-3).
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.Paper
Printing press

When the printing press a . It changed the wrld. The m printing press can print bks quickly, and make 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.
Language pints
They wrte each wrd by hand.
by hand注意hand必须用单数，意为“用手；手工”。
E.g.: In ancient times, peple made things by hand.在古代，人们用手制作东西。
keep n意为“继续；反复做”，后+v-ing
E.g.: We shuld keep n reading every day.我们应该坚持每天读书。
2. It tk a lng time t write just ne bk.
take 常用句型 It takes sb.+时/钱t d sth.
E.g.: It tk me tw hurs t walk t schl yesterday.
spend 常用句型 ①人spend 时/钱n sth. ②人spend 时/钱 (in) ding sth.
E.g.: She spent all her mney n the huse.
pay 常用短语 pay fr 或 pay…fr…
E.g.: He paid 5 dllars fr the bk.
cst 常用句型 sth. cst sb.时/钱
E.g.: The shirt cst me ten dllars.
Step4: Reading-Fast reading
Read the passage quickly and match the key sentences..
Para1:
Paras 2-3:
Para4:
Frm paragraph4, we can learn:
Peple have many ways t read bks.
Keep n reading.
Step4: Reading-Careful reading
Read the passage carefully and number.
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 passed n knwledge by telling stries.
( )The printing press appeared.
( )Peple dwnlad bks frm the Internet.
( )With paper, peple began t write dwn stries.
Language pints
3. Peple passed n their knwledge by telling stries.
pass n 意为“传递；前进”
E.g.: Hw did peple pass n their knwledge in ancient times?
by 在此处意为“通过”，其后加动词的话，用v-ing形式
E.g.: We shall study hard by listening t the teacher carefully.
Step5: Speaking
Yur attitude twards the Internet
Bks r cmputers?
Bks
Easier t take than cmputers
Can read it anywhere withut disturbing ther不打扰他人
Cheap
Gd fr eyes
……
Cmputers
Mre knwledge than bks
Vides and audis(nt nly wrds)
Useful fr searching fr infrmatin quickly
……
N matter what yu have, keep n reading!
Summary
Wrds: press; appear; mdern; electrnic; sell
Phrases: pass n; by hand; printing press; keep n
Sentences:
It tk a lng time t write just ne bk!
Infrmatin travels faster and farther.
N matter what yu have, keep n reading!
Hmewrk
Cpy the wrds, phrases and sentences n the exercise bk.
Finish wrkbk 《轻松学英语》
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