高中英语北师大版 (2019)必修 第二册Unit 4 Information technologyLesson 3 Internet and Friendships备课ppt课件

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1．digitise vt.__________________________________2．sailr n．__________________________ 3．accessible adj.__________________________4．wristband n．__________________________ 5．_____________ n．视野；风景6．_____________ v．连接7．_____________ v．设计8．_____________ v．要求
把……转变成数字形式，使……数字化　水手，海员　易懂的；易得到的　腕带　
sight　cnnect　design　require 　
1．be filled with __________________2．keep track f __________________3．take part in __________________4．search fr __________________5．根据 __________________6．被用来做某事 __________________7．担忧，担心 __________________
充满　跟踪，追踪　参加　搜索，搜查　accrding t　be used t d sth.　wrry abut 　
1．sight n．风景；名胜(P21)Walking int the China Pavilin at Exp 2010 in Shanghai, peple were amazed by the sight f a huge digital painting.【翻译】走进2010年上海世博会中国馆，人们被一幅巨大的数码画所震撼。
sight n．风景；名胜sight 常用复数形式，一般指人文景观in sight看得到；在视力范围之内lse ne’s sight失明catch sight f看见ut f sight看不见at first sight初看时at the sight f…一看见……(就……)
The train is still in sight.火车仍在视线内。They lst their sight.他们失去了视力。I caught sight f him hurrying away.我瞥见他匆匆走了。The train was sn ut f sight.火车不久就看不见了。I recgnized her at first sight.我一眼就认出了她。At the sight f the plice fficers, they ran ff.一看见那些警官，他们便逃跑了。
【针对练习】完成句子(1)Althugh he ________ ________ ________ ________， he has never given up the hpe f life.尽管他双目失明，但是他从没放弃对生活的希望。(2)I ________ ________ ________ an empty seat at the back f the bus.我看到公共汽车后面有一个空位。
(3)I std there until they ________ ________ ________ ________.我站在那儿，直到看不见他们。【答案】(1)has lst his sight　(2)caught sight f(3)were ut f sight
2．accessible adj.易懂的；易得到的(P21) It als makes the art accessible t the wrld while prtecting the riginal artwrks fr the future.【翻译】它也使艺术走向世界，同时为未来保护原始艺术作品。
accessible adj.易懂的；易得到的be accessible t sb.容易为……理解的；容易为……接近的give (sb.) access t接见；准许(某人) 使用get/have access t得以接近/进入/使用
It is said that the dcuments are nt accessible t the public.据说公众无法看到这些文件。Every student has free access t the library.每个学生都可以自由进入该图书馆。
【针对练习】单句语法填空(1)The magazine makes cmplex (复杂的) ideas attractive and accessible __________ children.(2)Her bk made scientific knwledge abut the sea __________ (access) t the general reader.【答案】(1)t　(2)accessible
3．cnnect vt.& vi.连接；联系；关联(P24) In 1983 there were nly 200 cmputers cnnected t the Internet.【翻译】1983年，只有200台电脑联网。
Please cnnect me t Rm 202.请接202房。Gd health is cnnected with diet.健康与饮食是相关联的。Tell me all yu knw in cnnectin with that matter.把你知道的关于那件事的所有情况都告诉我。Hpe I can make a cnnectin with yu by QQ.希望我和你通过QQ联系。
【针对练习】完成句子(1)The jb _______________ (与……有关) the envirnment.(2)Yu can ________ this wire ________ (把……和……连接起来) that ne.(3)I’m writing t yu ________________(与……有关) yur jb applicatin.【答案】(1)is cnnected with/has a cnnectin with(2)cnnect；t/with　(3)in cnnectin with
4．design vt.设计；计划(P24)…but sme students design avatars in their wn ________.【翻译】……但有些学生根据自己的______设计头像。
(1)design vt.设计；计划be designed t d目的是be designed fr…专为……设计be designed as被设计成(2)by design故意地
The rm was designed as my study.这个房间设计为我的书房。He lst the game by design.他故意输掉了比赛。The prgramme is designed t help peple wh have been ut f wrk.这项计划的目的是为失业者提供帮助。The methd is specially designed fr use in small grups.这个方法是专为小组活动设计的。
【针对练习】单句语法填空(1)This bk which is designed ________ (help) children read turns ut t be a success.(2)D yu think that he didn’t turn up by accident r ________ design?【答案】(1)t help　(2)by
5．require vt.要求；需要Paraphrase: t need smething; t depend n smebdy r smething(P25)What students dislike is that in rder t use apps these days, they are ften required t ________ an accunt and ________ persnal infrmatin.【翻译】学生们不喜欢的是，现在为了使用应用程序，他们常常需要______一个账户并______个人信息。
require vt.要求；需要require sb.t d sth.要求某人做某事sth.require ding/t be dne某事/物需要被做require that sb.(shuld) d sth.要求(某人) 做某事
This suggestin will require careful thught.这个建议需要好好思考。Yur bike requires repairing (＝t be repaired)．你的自行车需要修了。The cnductr requires all the passengers t shw their tickets.售票员要求所有乘客出示他们的票。The teacher requires that we (shuld) read English every mrning.老师要求我们每天早晨读英语。
※【拓展提升】 require及requirement后所接的从句中常使用虚拟语气，其谓语动词常用“(shuld＋) 动词原形”。
【针对练习】单句语法填空(1)These trees are s yung that they require ________ (lk) after carefully.(2)The situatin required that we __________ (make) an immediate decisin.【答案】(1)lking/t be lked　(2)(shuld) make
一、单句语法填空1．She bught device t ________ (digital) the data.2．The captain cmmended the __________ (sail) fr his bravery.3．I wnder whether yu culd send me __________ (detail) abut health insurance.
4．The crwd cheered wildly at the sight __________ the great scientist.5．Remember，making peple smile is a useful way ________ makes yu happy.【答案】1.digitise　2.sailr　3.details　4.f　5.that
二、完成句子1．In 1983, there were nly 200 cmputers ________ ________ the Internet.1983年，只有200台计算机连接到因特网上。2．These flwers are well ________ ________ the harsh winter.这些花卉特别适应冬天的严寒气候。
3．A tiny tl enables wners ________ ________ ________ ________ the suitcase’s lcatin.一个小小的工具可以让主人随时掌握手提箱的位置。4．We shuld ________ ________ ________ cmbining listening with speaking in learning spken English.在学习英语口语的时候，我们应该注意把听、说结合起来。
5．He desn’t think that the huse is ________ ________.他认为那座房子不值得买。【答案】1.cnnected t　2.adapted t3．t keep track f　4.pay attentin t　5.wrth buying