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初中冀教版Lesson 19 How Do You Use the Internet?教学演示ppt课件
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这是一份初中冀教版Lesson 19 How Do You Use the Internet?教学演示ppt课件，共24页。PPT课件主要包含了新课导入，screen，keyboard，mouse，a tablet，预习检测，知识梳理，if引导的条件句，√ ，观察例句找规律等内容，欢迎下载使用。
T knw cmputers
[ˈki:bɔ:d] 键盘
a desktp cmputer
[ˈdesktɒp]台式电脑
[ˈtæblət]平板电脑
['læptɒp]笔记本电脑
It has n keybard r muse, s it is easy t carry.
1.能熟悉并能正确运用本课时的重点单词和短语2.能用英语简单描述电脑的构成和用途
1. I plan sme vegetables in the garden. A.plant B.t plant C.planting D.planted 2. Mary will g t Sanya if she a five-day trip. A.have B.had C.will have D.has
3.There are many students_____n the playgrund. A.t play B.play C.plays D.playing 4.Thank yu fr yur________t yur birthday party. A.invitatin B.inventin C.industry D.infrmatin 5.There used t_____a big tree. A.be B.have C.has D.was
1. I like chatting with my friends nline. chat with 和……聊天Hw d yu make friendly chat with yur classmates?Here yu can chat with friends, breathing fresh air.
2. I use the Internet t blg abut dnuts. ① n. 博客；网络日志I prmised nt t pst them n my blg. ②vi. 写日志；写博客Jhn has a belief that everyne shuld blg abut smething they are passinate abut.
3. Cffee grws in mre than 70 cuntries! mre than 多于；超出；比……多 “mre than+名词”表示“不仅仅是”。 Jasn is mre than a lecturer; he is a writer, t. B. “mre than+数词”表示“以上”或“不止”I have knwn David fr mre than 20 years.
THINK ABOUT IT•What can yu d n a cmputer?•Hw d yu use the Internet?Ms . Cx：Hw des the Internet help yu，class? Jenny：I like t use the Internet t read abut sprts and technlgy . With the Internet，we can learn abut almst anything . I used t have a desktp cmputer，but nw I have a tablet .
It has n keybard r muse，s it is easy t carry . Nw I can use the Internet anywhere!Danny：I like chatting with my friends nline . We use vide chat! I use the Internet t blg abut dnuts . There are 500 peple fllwing my blg! Sme f us are planning t rganize a Dnut Club . If we want t have a meeting， I can send the invitatin nline . It’s quick and easy .
Brian：I like ding research fr my hmewrk n the Internet . I’m cllecting infrmatin abut the cffee industry . If I wrk hard this evening，I will cmplete my research . Tmrrw I can begin t write my reprt . Lk at this . Cffee grws in mre than 70 cuntries！Grandpa likes cffee very much . I will send my research t him by email .
1. Read the lessn . Tick the things that Jenny and her classmates like t d n the Internet . □watch mvies □shp □write blgs □chat nline □play games □read □send r receive emails □listen t music □d research fr hmewrk □make friends
if 条件状语从句用法总结：
1.If it rains, I will stay at yu dn’t want t g alne, I will g with must stp if the traffic is yu drive t fast, yu may have an call me if he cmes ’t watch TV if yu dn’t finish yur hmewrk.
1.如果主句是一般将来时，从句用一般现在时。2.如果主句是含有“must, can, may”等情态动词， 从句用一般现在时。3.如果主句是祈使句，从句用一般现在时。
如： I dn't knw if it will rain tmrrw.
if 在此意为“是否；是不是 ”，if引导宾语从句时，放在及物动词之后。若主句动词为一般现在时，从句的时态根据语境而定；若主句动词为一般过去时，从句中用过去的某种时态
2. Fill in the blanks with the crrect frms f the given verbs .
1)．If yu wrk hard，yu’ll________ (get) there in the end . 2)．If yu dn’t stp him，he will________ (play)games the whle day . 3)．If it________ (rain) tmrrw，Danny will nt g t the supermarket t buy dnuts . 4)．If yu____ (g) t bed nw, I’ll read yu a bedtime stry .
5). If she here tmrrw, I will tell yu. A. cmes B. will cme C. cme D. came6). I'm waiting fr my friend. , I’ll g shpping alne. A. If she cmes B. If she desn't cme C. If she wn't cme7). —Tm wants t knw if yu will have a picnic tmrrw. —Yes. But if it ______, we’ll play chess instead. A. will rain B. rained C. is raining D. rains8). If Tm ___ the game, we'll give him a surprise. A. win B. wins C. wn D.winning
3. Here is a search hmepage. Can yu find the infrmatin yu need? Fill in the blanks using the categry headings . News Newspapers， Magazines . . . Arts Phtgraphy，Histry，Literature … Sciety & Culture Peple，Envirnment，Religin…
HealthDiseases，Fitness . . . EducatinCllege and University，Middle Schl . . . EntertainmentMvies，Music，TV . . . Cmputer & InternetInternet，Sftware，Games . . . SprtsBasketball，Ftball，Climbing . . . LanguageEnglish，French，German . .
1．A game lver can click n “____________________”t play cmputer games . 2．If I want t imprve my spken English，I’ll g t “___________”．3．“_____________” has sme excellent mvies . 4．If Jhn wants t knw mre abut China，he will click n “__________________”．5．“_____________” helps Jack get infrmatin abut Oxfrd University .
Cmputer & Internet
Entertainment
Sciety & Culture
if表示“如果”时， 引导________状语从句，我们要遵守_________（__________和___________）的原则，即主句用_____________(_________,_____________)，则在从句中使用_____________。
1.李明过去常常使用这台电脑。 Li Ming ____ ____ _____ this cmputer.2.如果你没有时间，我就为你做这件事。 I'll d this fr yu ____ _____ ____ _____ time.3.这个问题很容易回答。 This questin is ____ _____ ________.4.你可以通过电子邮件告诉我你的地址。 Yu can tell me yur address ____ _______ .5.我不知道如何使用这台计算机。 I dn't knw ____ ____ ____ this cmputer.
used t use
if yu dn't have
easy t answer
by e-mail
hw t use
一、根据中文意思，完成句子。
1. She likes chatting with her friends.（对划线部分提问） she like chatting with?2. They used t use ld cmputers.（改为否定句） They ___________________ t use ld cmputers.3. I like t use the Internet t d sme shpping. (对划线部分提问) _____ ____ yu like t use the Internet? 4. I will send her a birthday gift.（改为同义句） I will send a birthday gift _____ _____.5. Chatting nline is very interesting.（改为感叹句） _______ chatting nline is!
二、按要求进行句式转换。
Wh des
didn't use/used nt
Hw interesting
T knw cmputers
[ˈki:bɔ:d] 键盘
a desktp cmputer
[ˈdesktɒp]台式电脑
[ˈtæblət]平板电脑
['læptɒp]笔记本电脑
It has n keybard r muse, s it is easy t carry.
1.能熟悉并能正确运用本课时的重点单词和短语2.能用英语简单描述电脑的构成和用途
1. I plan sme vegetables in the garden. A.plant B.t plant C.planting D.planted 2. Mary will g t Sanya if she a five-day trip. A.have B.had C.will have D.has
3.There are many students_____n the playgrund. A.t play B.play C.plays D.playing 4.Thank yu fr yur________t yur birthday party. A.invitatin B.inventin C.industry D.infrmatin 5.There used t_____a big tree. A.be B.have C.has D.was
1. I like chatting with my friends nline. chat with 和……聊天Hw d yu make friendly chat with yur classmates?Here yu can chat with friends, breathing fresh air.
2. I use the Internet t blg abut dnuts. ① n. 博客；网络日志I prmised nt t pst them n my blg. ②vi. 写日志；写博客Jhn has a belief that everyne shuld blg abut smething they are passinate abut.
3. Cffee grws in mre than 70 cuntries! mre than 多于；超出；比……多 “mre than+名词”表示“不仅仅是”。 Jasn is mre than a lecturer; he is a writer, t. B. “mre than+数词”表示“以上”或“不止”I have knwn David fr mre than 20 years.
THINK ABOUT IT•What can yu d n a cmputer?•Hw d yu use the Internet?Ms . Cx：Hw des the Internet help yu，class? Jenny：I like t use the Internet t read abut sprts and technlgy . With the Internet，we can learn abut almst anything . I used t have a desktp cmputer，but nw I have a tablet .
It has n keybard r muse，s it is easy t carry . Nw I can use the Internet anywhere!Danny：I like chatting with my friends nline . We use vide chat! I use the Internet t blg abut dnuts . There are 500 peple fllwing my blg! Sme f us are planning t rganize a Dnut Club . If we want t have a meeting， I can send the invitatin nline . It’s quick and easy .
Brian：I like ding research fr my hmewrk n the Internet . I’m cllecting infrmatin abut the cffee industry . If I wrk hard this evening，I will cmplete my research . Tmrrw I can begin t write my reprt . Lk at this . Cffee grws in mre than 70 cuntries！Grandpa likes cffee very much . I will send my research t him by email .
1. Read the lessn . Tick the things that Jenny and her classmates like t d n the Internet . □watch mvies □shp □write blgs □chat nline □play games □read □send r receive emails □listen t music □d research fr hmewrk □make friends
if 条件状语从句用法总结：
1.If it rains, I will stay at yu dn’t want t g alne, I will g with must stp if the traffic is yu drive t fast, yu may have an call me if he cmes ’t watch TV if yu dn’t finish yur hmewrk.
1.如果主句是一般将来时，从句用一般现在时。2.如果主句是含有“must, can, may”等情态动词， 从句用一般现在时。3.如果主句是祈使句，从句用一般现在时。
如： I dn't knw if it will rain tmrrw.
if 在此意为“是否；是不是 ”，if引导宾语从句时，放在及物动词之后。若主句动词为一般现在时，从句的时态根据语境而定；若主句动词为一般过去时，从句中用过去的某种时态
2. Fill in the blanks with the crrect frms f the given verbs .
1)．If yu wrk hard，yu’ll________ (get) there in the end . 2)．If yu dn’t stp him，he will________ (play)games the whle day . 3)．If it________ (rain) tmrrw，Danny will nt g t the supermarket t buy dnuts . 4)．If yu____ (g) t bed nw, I’ll read yu a bedtime stry .
5). If she here tmrrw, I will tell yu. A. cmes B. will cme C. cme D. came6). I'm waiting fr my friend. , I’ll g shpping alne. A. If she cmes B. If she desn't cme C. If she wn't cme7). —Tm wants t knw if yu will have a picnic tmrrw. —Yes. But if it ______, we’ll play chess instead. A. will rain B. rained C. is raining D. rains8). If Tm ___ the game, we'll give him a surprise. A. win B. wins C. wn D.winning
3. Here is a search hmepage. Can yu find the infrmatin yu need? Fill in the blanks using the categry headings . News Newspapers， Magazines . . . Arts Phtgraphy，Histry，Literature … Sciety & Culture Peple，Envirnment，Religin…
HealthDiseases，Fitness . . . EducatinCllege and University，Middle Schl . . . EntertainmentMvies，Music，TV . . . Cmputer & InternetInternet，Sftware，Games . . . SprtsBasketball，Ftball，Climbing . . . LanguageEnglish，French，German . .
1．A game lver can click n “____________________”t play cmputer games . 2．If I want t imprve my spken English，I’ll g t “___________”．3．“_____________” has sme excellent mvies . 4．If Jhn wants t knw mre abut China，he will click n “__________________”．5．“_____________” helps Jack get infrmatin abut Oxfrd University .
Cmputer & Internet
Entertainment
Sciety & Culture
if表示“如果”时， 引导________状语从句，我们要遵守_________（__________和___________）的原则，即主句用_____________(_________,_____________)，则在从句中使用_____________。
1.李明过去常常使用这台电脑。 Li Ming ____ ____ _____ this cmputer.2.如果你没有时间，我就为你做这件事。 I'll d this fr yu ____ _____ ____ _____ time.3.这个问题很容易回答。 This questin is ____ _____ ________.4.你可以通过电子邮件告诉我你的地址。 Yu can tell me yur address ____ _______ .5.我不知道如何使用这台计算机。 I dn't knw ____ ____ ____ this cmputer.
used t use
if yu dn't have
easy t answer
by e-mail
hw t use
一、根据中文意思，完成句子。
1. She likes chatting with her friends.（对划线部分提问） she like chatting with?2. They used t use ld cmputers.（改为否定句） They ___________________ t use ld cmputers.3. I like t use the Internet t d sme shpping. (对划线部分提问) _____ ____ yu like t use the Internet? 4. I will send her a birthday gift.（改为同义句） I will send a birthday gift _____ _____.5. Chatting nline is very interesting.（改为感叹句） _______ chatting nline is!
二、按要求进行句式转换。
Wh des
didn't use/used nt
Hw interesting
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