《Unit 3 The internet》优秀公开课ppt课件(高中必修第二册)
wonders of the World Wide Web．
2．(教材 P28)But the Internet ___h_a_s_d__o_n_e_______ (do) much more
for people than simply make life more convenient．
3．(教材 P28)Many people ___h_a_v_e__b_e_e_n__h_e_lp__e_d_____ (help) by the
3．用在时间或条件状语从句中，表示将来某时已完成的动作，即 用现在完成时的被动语态代替将来完成时的被动语态。 ◆You shouldn’t leave school before your homework has been finished． 在你的作业没完成之前你不应该离开学校。
常与现在完成时连用的时间状语有：
②将上面的句子变为一般疑问句。
_H_a_v_e_t_h_e_c_h_il_d_r_en__b_e_en__t_ol_d_t_h_e_g_o_o_d_n_e_w__s _y_e_t?____________________
③对上面句子中的 The children 进行提问。
_W_h_o__h_a_s_b_e_en__t_o_ld_t_h_e_g_o_o_d__n_ew__s_y_e_t?___________________________
club．
4 ． ( 教 材 P28)She no longer feels lonely, and her company
__h__a_s__b_e_c_o_m__e_____ (become) quite successful．
5．(教材 P32)Today I thought I’d blog about a question that
否定式
主语＋have/has not been done…
一般疑问式 Have/Has＋主语＋been done…?
特殊疑问式 疑问词＋ve/has＋主语＋been done…?
◆He has been selected to take part in the sports meeting． 他已被挑选出来参加运动会。 ◆The ink has not been removed from his overcoat． 墨迹还没有从他外套上去掉。 ◆Has the date for the next meeting been decided? 下次会议的日期已确定了吗？ ◆How long has the battery not been changed? 电池多久没有更换了？
already
已经
yet
已经
recently/lately
最近
since then
从那时起
ever since
自那以来
ever
曾经
so far
迄今为止
by now
到现在为止
for a long time
很长一段时间
in recent years
在最近几年里
in/during/over the past/last years 在过去的几年里
二、现在完成时的被动语态的用法 1．现在完成时的被动语态同它的主动语态一样，强调过去的动作 对 现 在 造 成 的 影 响 或 结 果 ， 通 常 与 already, yet, just, never, recently 等副词连用。 ◆The machine has already been repaired． 机器已经修好了。
使用现在完成时的被动语态要注意的问题 1.现在完成时的被动语态、现在进行时的被动语态及一般过去 时的被动语态的区别 The machine has been repaired. （说明动作发生在过去，对现在有影响，“现在修好了”） The machine is being repaired now.（说明动作正在进行） The machine was repaired yesterday.（只说明动作发生在过去）
Unit 3 The Internet Discovering Useful Structure The Present Perfect Passive Voice
1．(教材 P28)Much____h_a_s__b_e_e_n__w_r_i_tt_e_n______ (write) about the
_h__a_s_b__e_e_n__a_s_k_e_d__ (ask) many times—how do you stay safe
online and avoid bad experiences on the Internet?
一、现在完成时的被动语态的结构
肯定式
主语＋have/has been done…
2.非延续性动词，如borrow，finish，begin，start，buy， marry，open，join等构成的现在完成时的被动语态不能与表 示一段时间的状语连用。若要表达相应的意思，则要改换动 词或时态，例如： 工程已开始三个月了。 The project has been started for three months.（F） The project has been on for three months.（T）
The children have already been told the good news．
①将上面的句子变为否定句。
T_h_e__c_h_il_d_re_n__h_a_v_en_’_t_b_e_e_n_t_o_ld__th_e__g_o_od__n_e_w_s_y_e_t_．_________________
2．表示一个被动的动作或状态开始于过去，持续到现在，并可能 持续下去，常与 for 或 since 引导的时间状语连用，或用于“How long…？”句型中。 ◆Financial problems of the company have been discussed for nearly two hours． 公司的财务问题已被讨论了近两个小时了。 ◆How long has this film been shown? 这部电影已放映多长时间了？
2．(教材 P28)But the Internet ___h_a_s_d__o_n_e_______ (do) much more
for people than simply make life more convenient．
3．(教材 P28)Many people ___h_a_v_e__b_e_e_n__h_e_lp__e_d_____ (help) by the
3．用在时间或条件状语从句中，表示将来某时已完成的动作，即 用现在完成时的被动语态代替将来完成时的被动语态。 ◆You shouldn’t leave school before your homework has been finished． 在你的作业没完成之前你不应该离开学校。
常与现在完成时连用的时间状语有：
②将上面的句子变为一般疑问句。
_H_a_v_e_t_h_e_c_h_il_d_r_en__b_e_en__t_ol_d_t_h_e_g_o_o_d_n_e_w__s _y_e_t?____________________
③对上面句子中的 The children 进行提问。
_W_h_o__h_a_s_b_e_en__t_o_ld_t_h_e_g_o_o_d__n_ew__s_y_e_t?___________________________
club．
4 ． ( 教 材 P28)She no longer feels lonely, and her company
__h__a_s__b_e_c_o_m__e_____ (become) quite successful．
5．(教材 P32)Today I thought I’d blog about a question that
否定式
主语＋have/has not been done…
一般疑问式 Have/Has＋主语＋been done…?
特殊疑问式 疑问词＋ve/has＋主语＋been done…?
◆He has been selected to take part in the sports meeting． 他已被挑选出来参加运动会。 ◆The ink has not been removed from his overcoat． 墨迹还没有从他外套上去掉。 ◆Has the date for the next meeting been decided? 下次会议的日期已确定了吗？ ◆How long has the battery not been changed? 电池多久没有更换了？
already
已经
yet
已经
recently/lately
最近
since then
从那时起
ever since
自那以来
ever
曾经
so far
迄今为止
by now
到现在为止
for a long time
很长一段时间
in recent years
在最近几年里
in/during/over the past/last years 在过去的几年里
二、现在完成时的被动语态的用法 1．现在完成时的被动语态同它的主动语态一样，强调过去的动作 对 现 在 造 成 的 影 响 或 结 果 ， 通 常 与 already, yet, just, never, recently 等副词连用。 ◆The machine has already been repaired． 机器已经修好了。
使用现在完成时的被动语态要注意的问题 1.现在完成时的被动语态、现在进行时的被动语态及一般过去 时的被动语态的区别 The machine has been repaired. （说明动作发生在过去，对现在有影响，“现在修好了”） The machine is being repaired now.（说明动作正在进行） The machine was repaired yesterday.（只说明动作发生在过去）
Unit 3 The Internet Discovering Useful Structure The Present Perfect Passive Voice
1．(教材 P28)Much____h_a_s__b_e_e_n__w_r_i_tt_e_n______ (write) about the
_h__a_s_b__e_e_n__a_s_k_e_d__ (ask) many times—how do you stay safe
online and avoid bad experiences on the Internet?
一、现在完成时的被动语态的结构
肯定式
主语＋have/has been done…
2.非延续性动词，如borrow，finish，begin，start，buy， marry，open，join等构成的现在完成时的被动语态不能与表 示一段时间的状语连用。若要表达相应的意思，则要改换动 词或时态，例如： 工程已开始三个月了。 The project has been started for three months.（F） The project has been on for three months.（T）
The children have already been told the good news．
①将上面的句子变为否定句。
T_h_e__c_h_il_d_re_n__h_a_v_en_’_t_b_e_e_n_t_o_ld__th_e__g_o_od__n_e_w_s_y_e_t_．_________________
2．表示一个被动的动作或状态开始于过去，持续到现在，并可能 持续下去，常与 for 或 since 引导的时间状语连用，或用于“How long…？”句型中。 ◆Financial problems of the company have been discussed for nearly two hours． 公司的财务问题已被讨论了近两个小时了。 ◆How long has this film been shown? 这部电影已放映多长时间了？
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Unit 3 The Internet 课件-高中英语人教版(2019)必修第二册
一、现在完成时的被动语态的常用句式
肯定式 否定式
主语＋have/has been done... 主语＋have/has not been done...
一般疑问式
Have/Has＋主语＋been done...？
特殊疑问式
疑问词＋have/has＋主语＋been done...？
A new network has been set up. 一个新的网络已经建立起来了。 To Tom’s disappointment，his novel has not been published. 让汤姆失望的是，他的小说还没有被出版。
Unit 3 The Internet
Discovering Useful Structures
The Present Perfect Tense
past
present(now) futur e
• 过去的动作一直持续到现在 • 过去的动作对现在产生影响
Present perfect passive voice
现在完成时
have/has been
被动语态
be done
现在完成时的被动语态
have/has been done
Present perfect passive？
1. Much has been written about the wonders of the World Wide Web. 2. People’s lives have been changed by online communities and social
will have been done
含情态动词
情态动词+be+done
人教版新教材高中英语必修第二册：Unit 3 The internet 精品教学课件
（6）［词汇c复ha现tt］edI especially liwkeittho the way，what’s your favourite app?
（与…… 闲聊） my friends and family. By have a chat THE INTERNET
UNIT 3 THE INTERNET
Section B Reading and Thinking
新教材 高中英语 必修第二册 Unit 3 THE INTERNET
题组练·领悟方法
核心词汇 词汇一 convenient adj. 方便的；近便的 ◆教材原句
There are countless articles telling us how the Internet has made our lives more convenient. 有无数的文章告诉我们互联网如何使我们的生活更方便。 ◆要点必记 It is convenient （for sb. ）to do sth. （某人）做某事方便。 Sth. is convenient for sb. /sth. 某事对……来说是方便的。 ...is convenient for/to... ……离……近。
新教材 高中英语 必修第二册 Unit 3 THE INTERNET
◆单句语法填空 （1） In April，thousands of holiday makers remained stuck （stick） abroad due to the volcanic ash cloud. （2）［2014·浙江卷］I didn’t become a serious climber until the fifth grade， when I went up to rescue a kite that was stuck in the branches of a tree. （3） Good opinions are worth sticking to because they can benefit us all. ◆单句写作 （4） I got stuck in the traffic （遭遇堵车）. As a result，I was late for work this morning.
Unit3TheInternet词汇公开课课件-高中英语人教版
快速识记• cash /kæʃ/ n.[U] 现金；现款
• update /ʌpˈdeɪt/ vt. 更新，向……提供最新信息 n. [U] 更新，最新消息
• database/ˈdeɪtəbeɪs/n. 数据库，资料库 • software/ˈsɒftweə(r)/ n.[U] 软件
• network/ˈnetˌwɜːk/ n.[U] （互联）网络；网状系统；人际网 vt. 将……连接成网络；联播 vi. 建立工作关系
vt. 更新，向……提供最新信息 n. [U] 更新，最新消息
database /ˈdeɪtəbeɪs/
n. 数据库，资料库
software /ˈsɒftweə(r)/
n.[U] 软件
network /ˈnetˌwɜːk/
n.[U] 网络
Observe and think about how these words are built or formed.
2.The only access to the f有ar…mh…ou的se机is会a；cro可ss以th进e入fi/e接ld近s.
去那农舍的 唯一通道 是穿过田野。
vt. to open a computer file in order to get or add information访问， 存取；to reach, enter or use sth到达；进入；使用
当你方便的时候 I,t欢(形迎主来) is访c。onvenient for sb to do sth
做某事对某人而言是方便的
convenient(adj.)
--[OPP.]: inconvenient --[n.] convenience
.
4.People still found coins inconvenient to carry, when
人教版高中英语必修第二册精品课件 Unit 3 THE INTERNET Section B
Much has been written about _th_e__ri_s_in_g__p_o_p_u_la_r_it_y_o_f__m_o_b_i_le__g_a_m_e_s_. There are countless articles telling us how mobile gamheasv_e_b_r_o_u_g_h_t_u_s_j_o_y_a_n_d__e_n_te_r_ta_i_n_m, ent but mobile games have done much more than just provide leisure activities. 关于手机游戏的日益普及,已经写了很多。有无数的文章告诉我们手机游 戏如何给我们带来欢乐和娱乐,但手机游戏所做的不仅仅是提供休闲活动。
2.Jan has started taking online classes to learn more about how to use the Internet to make society better. 赏析:这句话通过介绍Jan目前的行动,展示了她对于网络的热情和积极向 上的态度。“taking online classes”展示了Jan努力学习如何更好地使用互联 网的决心。“to make society better”表达了她对于利用互联网给社会带来 正面影响的愿景。这个句子既描绘了Jan的行动,也体现了她的价值观和使 命感。 仿写训练
Task 2 Read the text again and match each paragraph with its main
idea.
Para.1
A.Jan's feeling of life.
Para.2
B.The wonders of the World Wide Web.
2.Jan has started taking online classes to learn more about how to use the Internet to make society better. 赏析:这句话通过介绍Jan目前的行动,展示了她对于网络的热情和积极向 上的态度。“taking online classes”展示了Jan努力学习如何更好地使用互联 网的决心。“to make society better”表达了她对于利用互联网给社会带来 正面影响的愿景。这个句子既描绘了Jan的行动,也体现了她的价值观和使 命感。 仿写训练
Task 2 Read the text again and match each paragraph with its main
idea.
Para.1
A.Jan's feeling of life.
Para.2
B.The wonders of the World Wide Web.
统编人教版英语高中必修第二册《Unit 3 The internet》多媒体精品ppt课件
Chat with friends
Cheap and easy
Paul Two hours or more
Joe
At least an hour
Use a search engine to find information, videos and pictures.
Write blog posts
Do homework; helpful
How are the words in italics defined? Write them in the correct brackets.
1. A blog is like an online diary where you write about something you’re interested in. For example, I like basketball, so I write a lot on my blog about my favorite team.
B: My guess would be Hear It First because it’s both interesting and useful. You could find out more about the stones you like and make sure that you don’t miss anything important. I believe both the young and old would like it.
2. I stream videos and music._T__h_a_t _is___, I watch videos and listen to music online.
3. A search engine ____i_s_a_t_o_o_l_____that helps you find what you’re looking for.
Cheap and easy
Paul Two hours or more
Joe
At least an hour
Use a search engine to find information, videos and pictures.
Write blog posts
Do homework; helpful
How are the words in italics defined? Write them in the correct brackets.
1. A blog is like an online diary where you write about something you’re interested in. For example, I like basketball, so I write a lot on my blog about my favorite team.
B: My guess would be Hear It First because it’s both interesting and useful. You could find out more about the stones you like and make sure that you don’t miss anything important. I believe both the young and old would like it.
2. I stream videos and music._T__h_a_t _is___, I watch videos and listen to music online.
3. A search engine ____i_s_a_t_o_o_l_____that helps you find what you’re looking for.
《Unit 3 The internet》优秀公开课ppt课件(高中必修第二册)
二、现在完成时的被动语态的用法 1．现在完成时的被动语态同它的主动语态一样，强调过去的动作 对 现 在 造 成 的 影 响 或 结 果 ， 通 常 与 already, yet, just, never, recently 等副词连用。 ◆The machine has already been repaired． 机器已经修好了。
使用现在完成时的被动语态要注意的问题 1.现在完成时的被动语态、现在进行时的被动语态及一般过去 时的被动语态的区别 The machine has been repaired. （说明动作发生在过去，对现在有影响，“现在修好了”） The machine is being repaired now.（说明动作正在进行） The machine was repaired yesterday.（只说明动作发生在过去）
③He has sent me an e-mail．
→_I_h__a_v_e_b__e_e_n__se_n__t_a_n__e_-_m_a__il_．____________________________ →_A_n__e_-_m__a_i_l _h_a_s_b__e_e_n__se_n__t_t_o_m__e_．_________________________
far, by now, up to now, recently, lately, already, yet, in the last/past＋一段时间等。 (3)ever, never, already, yet 等副词用于现在完成时的被动语态 时，放在 has 或 have 之后。
3.现在完成时的主动语态变被动语态 （1）只带有一个宾语的动词变为被动语态时，将主动语态的 宾语变为被动语态的主语。 Tom has sold out all the magazines. →All the magazines have been sold out by Tom.
新教材 人教版高中英语必修第二册 unit3 The internet 精品教学课件(共142页)
句型剖析
【教材原文】When you hear a word you don’t know,pay attention to the next sentence or two to see if there is a definition.(Page 27)
当你听到你不认识的单词时,注意下一两个句子看看是否有 该词的定义。
词汇精讲
1.【教材原文】I listen to music,stream videos,or look up information.(Page 27)
我(上网)听音乐,看流视频,或者查阅信息。
考点look up (在词典、参考书或者通过电脑)查阅,检查
look up to sb 钦佩;羡慕;尊敬 look into sth 往里看;调查,审查 look back on sth 回首(往事);回忆 look down on sb 轻视;瞧不起 look forward to (doing) sth 盼望(做)某事 look on sb/sth as...把……看作…… look out for 当心;小心
阅读自测
Step 1 Fast Reading 一、阅读短文,判断正(T)误(F) 1.The Internet makes our life more convenient.( T ) 2.Jan Tchamani was a retired English teacher from the UK. (F)
语境领悟
(1)I enjoy a chat with a friend about new books. 我喜欢与朋友聊新书。
(2)He likes to chat with her now and then. 他喜欢不时地和她聊一聊。
统编人教版高中必修第二册《Unit 3 The internet》精品说课课件ppt
栏目 导引
UNIT 3 THE INTERNET
5．Turn off the location services on your child’s phone． 关掉孩子手机上的定位服务。 6．Make sure all sites visited are secure．Make your passwords more complicated by using a combination of letters, numbers and symbols． 确保所有访问的网站都是安全的。使用字母、数字和符号的组合 使你的密码更复杂。
栏目 导引
UNIT 3 THE INTERNET
3．Encourage your child to use strong passwords and a different password for their social networking sites． 鼓励你的孩子在他们的社交网站上使用强密码和不同的密码。 4．Remind your child not to share their passwords with anyone． 提醒你的孩子不要与任何人分享他们的密码。
UNIT 3 THE INTERNET
Section Ⅴ Writing
UNIT 3 THE INTERNET
博客
文体感知 博客是网络时代的“读者文摘”，是以“超级链接”为武器
的网络日志，代表着新的生活方式和新的工作方式，更代表着新 的学习方式。它是集丰富多彩的个性化展示于一体的综合性平台， 在这个平台上你可以简易迅速地发布自己的心得，及时有效地与 他人进行交流。
栏目 导引
审题谋篇
UNIT 3 THE INTERNET
栏目 导引
UNIT 3 THE INTERNET
5．Turn off the location services on your child’s phone． 关掉孩子手机上的定位服务。 6．Make sure all sites visited are secure．Make your passwords more complicated by using a combination of letters, numbers and symbols． 确保所有访问的网站都是安全的。使用字母、数字和符号的组合 使你的密码更复杂。
栏目 导引
UNIT 3 THE INTERNET
3．Encourage your child to use strong passwords and a different password for their social networking sites． 鼓励你的孩子在他们的社交网站上使用强密码和不同的密码。 4．Remind your child not to share their passwords with anyone． 提醒你的孩子不要与任何人分享他们的密码。
UNIT 3 THE INTERNET
Section Ⅴ Writing
UNIT 3 THE INTERNET
博客
文体感知 博客是网络时代的“读者文摘”，是以“超级链接”为武器
的网络日志，代表着新的生活方式和新的工作方式，更代表着新 的学习方式。它是集丰富多彩的个性化展示于一体的综合性平台， 在这个平台上你可以简易迅速地发布自己的心得，及时有效地与 他人进行交流。
栏目 导引
审题谋篇
UNIT 3 THE INTERNET
栏目 导引