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冀教版八年级下册Lesson 21 Books or Computers?图文ppt课件
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这是一份冀教版八年级下册Lesson 21 Books or Computers?图文ppt课件，共13页。PPT课件主要包含了New words，Exercises等内容，欢迎下载使用。
Learning aim:1. Learn abut the histry f the bks.2. Knw abut the funtain f the printing press.Learning imprtant pints:1. Why is the printing press imprtant?2. Hw did bks change infrmatin?
Press appear mdern electrnic sell
Think Abut It
Hw many bks have yu read this year?Have yu ever read an e-bk? D yu like them？
Language Pints
1. In ancient times, there were n bks, and peple passes n their knwledge by telling stries. 在古代，没有书，人们通过通过讲故事传递知识。by是介词，后面可以加名词或动名词短语，意为“通过……方式（途径）”。如： I learn English by listening t tapes. 我通过听磁带学英语。
2. 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：It tk me tw hurs t clean my huse yesterday. 我昨天用了两个小时打扫房子。
(1) spend…n / in …意为“花费”，主语是表示人的名词或代词，spend后接表示金钱或时间的词，n后接名词，in后接V-ing形式，也可省略in。如：I spent twenty yuan n the dictinary. 我花二十元钱买的这本字典。They spend ne hur ding their hmewrk every day. 他们每天花费一小时做作业。
(2) cst意为“花费”，主语是表示物的名词或代词，常用于“sth. cst sb. sme mney”。如：The pen cst me ten dllars. 这支钢笔花了我十美元。(3) pay…fr…意为“为……付款”，人作主语，常用pay sme mney fr sth，pay的过去式和过去分词为paid。如：My mther paid 30 dllars fr her sweater. 妈妈买这件毛衣花了三十美元。
I. 根据所给汉语提示，完成下列句子。1. A cmputer is a useful _______ (机器).2. There are tw ________ (印刷) presses in ur schl.3. What's the meaning f the secnd _________ (段落) in the text?4. ________ (哪一条) way shall we g?5. I bught a bk abut _______ (现代的) histry yesterday.
II. 用所给单词的适当形式填空。1. I think the Internet is ______________ (imprtant) than the printing press.2. The nvel __________ (write) by Qing Ya.3. We can find infrmatin ______ (quick) n the Internet.4. The machine can make __________ (thusand) f bks a day.5. If yu ______ (frget) the telephne number, yu culd lk it up in the bk.
mre imprtant
was written
Learning aim:1. Learn abut the histry f the bks.2. Knw abut the funtain f the printing press.Learning imprtant pints:1. Why is the printing press imprtant?2. Hw did bks change infrmatin?
Press appear mdern electrnic sell
Think Abut It
Hw many bks have yu read this year?Have yu ever read an e-bk? D yu like them？
Language Pints
1. In ancient times, there were n bks, and peple passes n their knwledge by telling stries. 在古代，没有书，人们通过通过讲故事传递知识。by是介词，后面可以加名词或动名词短语，意为“通过……方式（途径）”。如： I learn English by listening t tapes. 我通过听磁带学英语。
2. 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：It tk me tw hurs t clean my huse yesterday. 我昨天用了两个小时打扫房子。
(1) spend…n / in …意为“花费”，主语是表示人的名词或代词，spend后接表示金钱或时间的词，n后接名词，in后接V-ing形式，也可省略in。如：I spent twenty yuan n the dictinary. 我花二十元钱买的这本字典。They spend ne hur ding their hmewrk every day. 他们每天花费一小时做作业。
(2) cst意为“花费”，主语是表示物的名词或代词，常用于“sth. cst sb. sme mney”。如：The pen cst me ten dllars. 这支钢笔花了我十美元。(3) pay…fr…意为“为……付款”，人作主语，常用pay sme mney fr sth，pay的过去式和过去分词为paid。如：My mther paid 30 dllars fr her sweater. 妈妈买这件毛衣花了三十美元。
I. 根据所给汉语提示，完成下列句子。1. A cmputer is a useful _______ (机器).2. There are tw ________ (印刷) presses in ur schl.3. What's the meaning f the secnd _________ (段落) in the text?4. ________ (哪一条) way shall we g?5. I bught a bk abut _______ (现代的) histry yesterday.
II. 用所给单词的适当形式填空。1. I think the Internet is ______________ (imprtant) than the printing press.2. The nvel __________ (write) by Qing Ya.3. We can find infrmatin ______ (quick) n the Internet.4. The machine can make __________ (thusand) f bks a day.5. If yu ______ (frget) the telephne number, yu culd lk it up in the bk.
mre imprtant
was written
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