1、 Unit 1 Computer Hardware Unit 2 Computer Software Unit 3 Computer Network Unit 4 MultimediaCONTENTS Unit 5 E-commerce Unit 6 Computer Security Unit 7 Big Data Unit 8 Cloud Computing Unit 8 Cloud ComputingSpeakingListeningReadingWriting1.Look at the following graphic and speak out each name on Cloud
2、 Computing in Chinese.1.Look at the following graphic and speak out each name on Cloud Computing in Chinese.Notebook 笔记本电脑 Mobile 手机 Database 数据库服务器 Server 服务器 Network 网络 PC 个人电脑2.List the Chinese names of the following graphic.2.List the Chinese names of the following graphic.IAAS Platform基础设施服务平台基
3、础设施服务平台 Data Service 数据服务数据服务Communication Service 交流服务交流服务Cloud Resource Management 云资源管理云资源管理System Security Service 系统安全管理系统安全管理 Cloud Computing Solution 云计算解决问题云计算解决问题 3.Suppose you are a computer engineer.Give a presentation to each picture in English.3.Suppose you are a computer engineer.Give
4、a presentation to each picture in English.Picture 1Picture 13.Suppose you are a computer engineer.Give a presentation to each picture in English.3.Suppose you are a computer engineer.Give a presentation to each picture in English.Picture 2Picture 21.Listen carefully and choose the words you hear.1.L
5、isten carefully and choose the words you hear.1.A.booksB.boss C.boughtD.boots2.A.cookB.cock C.caughtD.cough3.A.footB.fog C.foughtD.food4.A.rawB.rot C.rowD.rock5.A.lookB.lock C.lordD.lawn6.A.took B.top C.talk D.two7.A.show B.shore C.sharp D.shock8.A.pill B.pale C.pile D.pull9.A.mood B.male C.more D.m
6、all10.A.fill B.fail C.file D.nailKeys:1.B 2.D 3.C 4.C 5.B 6.A 7.B 8.C 9.A 10.D 2.Listen to the short passage and choose the proper words to fill in 2.Listen to the short passage and choose the proper words to fill in the blanks.the blanks.Its a 1 (likely,lovely,lately)day,and its wonderful especiall
7、y after the 2 (horrible,comfortable,terrible)storm last night.The air is fresh and the grass and trees look so green.I hope it will be like this for the 3 (whole,so,hole)day,but the morning forecast said that we would have a 4 (power,flower,shower)this afternoon,and the temperature would drop to 5 (
8、30,13,3.).The weather changes so quickly at this time of year,so wed better stay at home and play cards.3.Listen to the dialogue and choose the best responses to what you hear.3.Listen to the dialogue and choose the best responses to what you hear.1.A.No,its usually cool at this time of year.B.The w
9、eatherman says its going to be cloudy.C.Sunny and warmer.D.It seems to be clearing up._2.A.Its about 30.B.It looks like snow.C.Its quite cool here in August.D.I doubt it.Its clear in the east and south._3.A.It says:first cloudy and windy,then rainy.B.It was cold yesterday.C.Yes,it will snow soon.D.W
10、ed better stay at home._4.A.Partly cloudy.B.Its clearing up.C.Yes,its going to be fine tomorrow.D.About 35,and tomorrow will be even hotter._ A AD DA AD D3.Listen to the dialogue and choose the best responses to what you hear.3.Listen to the dialogue and choose the best responses to what you hear.5.
11、A.It often snows in winter.B.Yes,its very cold.C.I think its too cold in winter.D.I like going camping in summer._6.A.He is never late for school.B.He has finished his report.C.He will be better soon.D.Hes got a bad cold due to the terrible weather yesterday._ _7.A.It was rainy yesterday.B.Dont both
12、er.The weather report said it would clear up soon.C.It will be rainy tomorrow.D.Its quite hot here in September._8.A.Yes,its really very cold.B.I hope it will be sunny tomorrow.C.Maybe 20 below.D.No,wed better stay indoors._ C CD DB BC C4.Listen to the dialogues and choose the best answer to each qu
13、estion 4.Listen to the dialogues and choose the best answer to each question you hear.you hear.1.A.They had lost their way.B.They were told it would rain.C.They were caught in the rain.D.They had taken an umbrella.2.A.Snowy.B.Cloudy.C.Windy.D.Rainy.3.A.Warm.B.Cold.C.Hot.D.Wet.4.A.It has stopped snow
14、ing.B.Its going to snow.C.It has just begun to snow.D.Its still snowing.5.A.Its cold.B.Its hot.C.Its snowing.D.Its raining.Task 5.Listen to the dialogue and answer the following questions by Task 5.Listen to the dialogue and answer the following questions by filling in the blanks.filling in the blan
15、ks.1.What was the weather like last winter?It was cold and there was _.2.Which season is the most beautiful in a year?_.3.Which month was the nicest last spring?_.4.Whats the weather like in July?It is _.5.In which month did we have lots of rain?In _.much snow Autumn May It is hot November 6.Listen
16、to the passage and fill in the blanks with words you hear.6.Listen to the passage and fill in the blanks with words you hear.Some new words given below will be of some help to you.Some new words given below will be of some help to you.The The InnuitsInnuits The Innuits live 1 the North Pole.There ar
17、e only two seasons there,2 and 3.There are no spring or autumn there.The winter nights are 4 .You cant see the 5 for more than two months,even at noon.The summer days are long.For more than two months,the sun never 6 and there is no night.The Innuits have 7 clothes.They made their clothes from the s
18、kins of 8 .From skins they make coats,caps and shoes.Near the North Pole trees cant grow,for it is too cold there.The Innuits have to make their 9 from skins,stones or snow.When they go out in a storm and cant get back home,they make houses of snow.They 10 these snow houses when the storm is over.Li
19、fe is hard for the Innuits,but they still like to live there.Keys:1.near 2.winter 3.summer 4.long 5.sun 6.goes down 7.warm 8.animals 9.houses 10.leavePassage ACloud ComputingCloud Computing Cloud computing is a form of Internet-based computing that provides shared computer processing resources and d
20、ata to computers and other devices on demand.It is a model for enabling ubiquitous,on-demand access to a shared pool of configurable computing resources(e.g.,computer networks,servers,storage,applications and services),which can be rapidly provisioned and released with minimal management effort.Pass
21、age ACloud ComputingCloud ComputingBasically,Cloud computing allows the users and enterprises with various capabilities to store and process their data in either privately owned cloud,or on a third-party server in order to make data accessing mechanisms much more easy and reliable.Data centers are t
22、hat may be located far from the userranging in distance from across a city to across the world.Cloud computing relies on sharing of resources to achieve coherence and economy of scale,similar to a utility(like the electricity grid)over an electricity network.Passage A Cloud ComputingCloud Computing
23、Advocates claim that cloud computing allows companies to avoid up-front infrastructure costs(e.g.,purchasing servers).As well,it enables organizations to focus on their core businesses instead of spending time and money on computer infrastructure.Proponents also claim that cloud computing allows ent
24、erprises to get their applications up and running faster,with improved manageability and less maintenance,and enables information technology(IT)teams to more rapidly adjust resources to meet fluctuating and unpredictable business demand.Cloud providers typically use a pay as you go model.This will l
25、ead to unexpectedly high charges if administrators do not adapt to the cloud pricing model.Passage A Cloud ComputingCloud Computing In 2009,the availability of high-capacity networks,low-cost computers and storage devices as well as the widespread adoption of hardware virtualization,service-oriented
26、 architecture,autonomic and utility computing led to a growth in cloud computing.Companies can scale up as computing needs increase and then scale down again as demands decrease.Passage A Cloud ComputingCloud Computing In 2013,it was reported that cloud computing had become a highly demanded service
27、 or utility due to the advantages of high computing power,cheap cost of services,high performance,scalability,accessibility as well as availability.Some cloud vendors are experiencing growth rates of 50%per year,but being still in a stage of infancy,it has pitfalls that need to be addressed to make
28、cloud computing services more reliable and user friendly.Passage A Cloud computing is a form of Internet-based computing that provides shared computer _(1)and data to computers and other devices on demand.It is a _(2)for enabling ubiquitous,on-demand access to a shared_(3)of configurable computing r
29、esources which can be rapidly provisioned and released with minimal _(4).Basically,Cloud computing allows the users and _(5)with various capabilities to store and process their data in either privately owned cloud,or on a third-party server in order to make data accessing mechanisms much more easy a
30、nd _(6).1.Fill in the blanks without referring to the passage1.Fill in the blanks without referring to the passage processing resources model)pool reliable management effort enterprisesPassage A1.What is cloud computing?It is a form of Internet-based computing that provides shared computer processin
31、g resources and data to computers and other devices on demand.2.What does loud computing rely on to achieve coherence and economy of scale?It relies on sharing of resources to achieve coherence and economy of scale,similar to a utility over an electricity network.3.What enables organizations to focu
32、s on their core businesses instead of spending time and money on computer infrastructure?Cloud computing 2.Answer the following questions according to the passage 2.Answer the following questions according to the passage Passage A4.When did cloud computing begin to grow?In 2009.5.Why had cloud compu
33、ting become a highly demanded service or utility?In 2013.2.Answer the following questions according to the passage2.Answer the following questions according to the passage Passage A1._is a model for enabling ubiquitous,on-demand access to a shared pool of configurable computing resources 2.Data cent
34、ers that may be located far from the userranging in distance from across a city to across _.3.Advocates claim that cloud computing allows companies to avoid up-front _(e.g.,purchasing servers)4.Cloud providers use a _ model,which will lead to unexpectedly high charges if administrators do not adapt
35、to the cloud pricing model.5.In 2013,it was reported that cloud computing had become a highly demanded service or _.6.Some cloud vendors are experiencing growth rates of _ per year.3.Complete each of the following statements according to th 3.Complete each of the following statements according to th
36、e passagee passage Cloud computing the world infrastructure costs pay as you goutility50%Passage A1.这些设备与云计算的关系可能并不那么显而易见。(cloud computing)The relationship of these devices to cloud computing may not be obvious.2.不同的技能层次如何对这样的一个模式做出回应呢？（model）How do the different skill levels respond to a model like
37、 this?3.此时，您已经设置好基服务器，但您的应用程序还没有设置。（server）At this point,you have the base server set up but not your application.4.为了完成这些部分的学习，您应该拥有一台正常运行的 X 服务器。（up and running）To go through these sections,you should have an X server up and running.4.Translate the following sentences into English.4.Translate the
38、following sentences into English.Passage A5.该组件为用户提供一个包含可配置文本的复选框。(configurable)This component presents a check box with configurable text to the user.6.选择你想做的工作，不要只是为了工作而工作。(instead of)Work you want to do,instead of just have to do.7.最天晚上，我签署了“分期付款”规定使它成为法律。(pay as you go)Last night,I signed the pa
39、y as you go rule into law.8.我应该采用哪种虚拟化？（virtualization）What kinds of virtualization should I adopt?4.Translate the following sentences into English.4.Translate the following sentences into English.Passage A1.Cloud computing is a form of Internet-based computing that provides shared computer processi
40、ng resources and data to computers and other devices on demand.云计算是基于因特网计算的一种形式，它提供用于共享的计算机处理的资源和数据到其它计算机及其它需要的设备。2.Data centers that may be located far from the userranging in distance from across a city to across the world.数据中心可以设置在距离使用者很远的地方，可以跨越城市，甚至跨越地球。Task 5.Translate the following sentences
41、into Chinese.Task 5.Translate the following sentences into Chinese.Passage A3.Cloud computing relies on sharing of resources to achieve coherence and economy of scale,similar to a utility over an electricity network.云计算依靠资源共享完成其一致性和规模性节约，这一点与通用电网相似。4.Advocates claim that cloud computing allows compa
42、nies to avoid up-front infrastructure costs(e.g.,purchasing servers).云计算拥护者声称云计算允许公司避免先期基础设施投资（例如购买服务器）。5.Translate the following sentences into Chinese.5.Translate the following sentences into Chinese.Passage A5.As well,it enables organizations to focus on their core businesses instead of spending
43、time and money on computer infrastructure.同样地，它能使组织机构把精力集中在他们的核心业务上，而不是花费时间和金钱于计算机基础设施建设。6.Cloud providers typically use a pay as you go model.This will lead to unexpectedly high charges if administrators do not adapt to the cloud pricing model.云供应商采用具有代表性的“账单到期即付”模式。如果管理员不适应云定价模式，将产生不可预期的高额费用。Task
44、5.Translate the following sentences into Chinese.Task 5.Translate the following sentences into Chinese.Passage A7.Companies can scale up as computing needs increase and then scale down again as demands decrease.当计算需要增加，则公司则按比例增加，反之减少。8.In 2013,it was reported that cloud computing had become a highly
45、 demanded service or utility.据报道，在2013年，由于云计算的高计算能力、低成本服务、高效率性、可扩展性、可达性以及可用性，使它成为了一个被高度需求的服务与应用。9.Some cloud vendors are experiencing growth rates of 50%per year,but being still in a stage of infancy.一些云供应商每年经历着50%的增长率。当然云计算还处在初期阶段，它还需要处理诸多未预料到的困难，从而使其算服务更可靠，让用户更满意。Task 5.Translate the following sen
46、tences into Chinese.Task 5.Translate the following sentences into Chinese.Passage BThe Key Characteristics of Cloud ComputingThe Key Characteristics of Cloud Computing Agility for organizations may be improved,as cloud computing may increase users flexibility with re-provisioning adding or expanding
47、 technological infrastructure resources.Cost reductions are claimed by cloud providers.A public-cloud delivery model converts capital expenditures(e.g.,buying servers)to operational expenditure.This purportedly lowers barriers to entry,as infrastructure is typically provided by a third party and nee
48、d not be purchased for one-time or infrequent intensive computing tasks.Pricing on a utility computing basis is fine-grained,with usage-based billing options.Passage BThe Key Characteristics of Cloud ComputingThe Key Characteristics of Cloud Computing Device and location independence enable users to
49、 access systems using a web browser regardless of their location or what device they use(e.g.,PC,mobile phone).As infrastructure is off-site(typically provided by a third-party)and accessed via the Internet,users can connect to it from anywhere.Maintenance of cloud computing applications is easier,b
50、ecause they do not need to be installed on each users computer and can be accessed from different places(e.g.,different work locations,while travelling,etc.).Passage BThe Key Characteristics of Cloud ComputingThe Key Characteristics of Cloud Computing Multitenancy enables sharing of resources and co
