computersPPT 演示文稿
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unit3-computers课件
unit3-computers
Since the 1970s many new applications have been found for me.
unit3-computers
14
Paragraph 1 Paragraph 2 Paragraph 3
•Calculating Supportin machine g details •Analytical
human race.
unit3-computers
Conclusion
There is no doubt that the computer has two sides ,too. If we make good use of it, it will make our lives more colorful and convenient. But don’t lose yourself in playing computers. Just remember: Keep fit and study hlify vt 简化
logical adj 合逻辑的
revolution n 革命
artificial adj人造的
intelligence n 智力
tube n 管子，电子管
transistor n 晶体管
chip n 碎片，芯片
network n 网络
application n 应用
unit3-computers
Retell the passage.
I began as a _c_a_lc_u_la_t_in_g_ _m_a_c_h_in_e_ in 1642
in France. In 1842 I was built as an
Since the 1970s many new applications have been found for me.
unit3-computers
14
Paragraph 1 Paragraph 2 Paragraph 3
•Calculating Supportin machine g details •Analytical
human race.
unit3-computers
Conclusion
There is no doubt that the computer has two sides ,too. If we make good use of it, it will make our lives more colorful and convenient. But don’t lose yourself in playing computers. Just remember: Keep fit and study hlify vt 简化
logical adj 合逻辑的
revolution n 革命
artificial adj人造的
intelligence n 智力
tube n 管子，电子管
transistor n 晶体管
chip n 碎片，芯片
network n 网络
application n 应用
unit3-computers
Retell the passage.
I began as a _c_a_lc_u_la_t_in_g_ _m_a_c_h_in_e_ in 1642
in France. In 1842 I was built as an
Unit3-Computers-PPT课件
激光计算机
superconducting high-speed computer
高速超导计算机
15
computer
DCoomyopuutkenroiswathperohgirsatomrmy aobflceoemlepcutrteorn?ic device that can Let’s read absotourtei,tr.etrieve, and process data.
17
skimming
In the passage, “I” refers to __a_c_o_m__p_u_t.er
The topic sentence of each paragraph.
Para 1 Over time I have been changed a lot.
Para 2
Those changes only became possible as memory improved.
calculator
abacus
6
PC
huge computer
7
laptop
PDA
8
robot
What’s next?
9
Can you put them in an order according to the time when they appeared?
【5】
【1】
What’s next?
• Home page 主页 • Password 密码 • Desk top 桌面 • User name 用户名 • Click 点击 • Icon 图标 • Software 软件 • Hardware 硬件
5
Look at the following pictures and say their English names.
superconducting high-speed computer
高速超导计算机
15
computer
DCoomyopuutkenroiswathperohgirsatomrmy aobflceoemlepcutrteorn?ic device that can Let’s read absotourtei,tr.etrieve, and process data.
17
skimming
In the passage, “I” refers to __a_c_o_m__p_u_t.er
The topic sentence of each paragraph.
Para 1 Over time I have been changed a lot.
Para 2
Those changes only became possible as memory improved.
calculator
abacus
6
PC
huge computer
7
laptop
PDA
8
robot
What’s next?
9
Can you put them in an order according to the time when they appeared?
【5】
【1】
What’s next?
• Home page 主页 • Password 密码 • Desk top 桌面 • User name 用户名 • Click 点击 • Icon 图标 • Software 软件 • Hardware 硬件
5
Look at the following pictures and say their English names.
Unit 3 Computers Reading 课件(共74张PPT)
Unit 3 Computers
Reading
目录
1 Lead-in Pre-Reading 2
3 While-Reading Post-Reading 4
5 Review
Part I Lead-in
Getting ready
Look at the cartoon and answer the questions.
B Before you read
Look at the pictures, the title and the sub-headings of the article on
page 35. Then tick (✓) the facts that the article probably talks about.
What will happen to us if computers can do all our jobs? Will we have nothing to do? Computers may change our lives, but will they make them better?
I. Read the first part of the article and complete the table
×
Part III While-Reading
Read the text and answer the questions
Computer
Smaller and better In the 1940s, the first computers were bigger than cars. Now computers are becoming smaller and better. Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.
Reading
目录
1 Lead-in Pre-Reading 2
3 While-Reading Post-Reading 4
5 Review
Part I Lead-in
Getting ready
Look at the cartoon and answer the questions.
B Before you read
Look at the pictures, the title and the sub-headings of the article on
page 35. Then tick (✓) the facts that the article probably talks about.
What will happen to us if computers can do all our jobs? Will we have nothing to do? Computers may change our lives, but will they make them better?
I. Read the first part of the article and complete the table
×
Part III While-Reading
Read the text and answer the questions
Computer
Smaller and better In the 1940s, the first computers were bigger than cars. Now computers are becoming smaller and better. Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.
ComputersPPT课件(2)
4. Computers have changed our lives a lot.
T
How do we give computers instructions?
Look at this and think 10 PRINT 20 PRINT 30 PRINT AREA CALCULATOR
40 INPUT 50 REM
Fill in the blanks:
calculate ◆Computers can ______ very fast. type print ◆ They can also _____, _____ and draw
things .
teach play games with ◆ They can _____ you and ____ can’t be better than doctors, judges and teachers at doing their jobs.
DK
3. We will have nothing to do if computers do most of our work. F
monitor shows words and pictures. 1. The ____ keyboard for typing in formation. 2. You use the _____ floppy _____ disk 3. The ____ records information. mouse helps you to control the 4. The _____ computer. main unit 5. The ______ _____ contains all the computer’s electronics. speaker 6. We can hear the sound from the _______. 7. We put disks into the ______ in the main unit. drives
T
How do we give computers instructions?
Look at this and think 10 PRINT 20 PRINT 30 PRINT AREA CALCULATOR
40 INPUT 50 REM
Fill in the blanks:
calculate ◆Computers can ______ very fast. type print ◆ They can also _____, _____ and draw
things .
teach play games with ◆ They can _____ you and ____ can’t be better than doctors, judges and teachers at doing their jobs.
DK
3. We will have nothing to do if computers do most of our work. F
monitor shows words and pictures. 1. The ____ keyboard for typing in formation. 2. You use the _____ floppy _____ disk 3. The ____ records information. mouse helps you to control the 4. The _____ computer. main unit 5. The ______ _____ contains all the computer’s electronics. speaker 6. We can hear the sound from the _______. 7. We put disks into the ______ in the main unit. drives
计算机介绍英文版PPT课件
What is a floppy disk?
➢ Thin, circular, flexible disk enclosed in rigid plastic shell
➢ A USB flash drive is portable, and has much greater storage capacity
➢ Housed inside the system unit
p. 9 Fig. 1-6
.
Next
15
The Components of a Computer
What is a compact disc?
➢ Flat, round, portable metal disc
▪ CD-ROM ▪ CD-RW ▪ DVD-ROM ▪ DVD+RW
Accepts data
Raw facts, figures, and symbols
Processes data into information
Data that is organized, meaningful, and useful
Produces and stores results
p. 6
p. 7 Fig. 1-3
.
Next
6
The Components of a Computer
What is an output device?
➢ Hardware that conveys information to a user
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Output Devices below Chapter 1
➢ Thin, circular, flexible disk enclosed in rigid plastic shell
➢ A USB flash drive is portable, and has much greater storage capacity
➢ Housed inside the system unit
p. 9 Fig. 1-6
.
Next
15
The Components of a Computer
What is a compact disc?
➢ Flat, round, portable metal disc
▪ CD-ROM ▪ CD-RW ▪ DVD-ROM ▪ DVD+RW
Accepts data
Raw facts, figures, and symbols
Processes data into information
Data that is organized, meaningful, and useful
Produces and stores results
p. 6
p. 7 Fig. 1-3
.
Next
6
The Components of a Computer
What is an output device?
➢ Hardware that conveys information to a user
Click to view Web Link, click Chapter 1, Click Web Link from left navigation, then click Output Devices below Chapter 1
高中英语必修二课件Computers
Algorithm implementation method Algorithms can be described and
implemented through pseudocode, flowcharts, and other methods, and common algorithm optimization techniques such as time complexity optimization and spatial complexity optimization need to be mastered.
According to different algorithm design strategies, algorithms can be divided into types such as greedy algorithms, dynamic programming, divide and conquer algorithms, backtracking algorithms, etc.
Transforms human readable information into binary code that can be recognized by computers.
4 Output device
Transforms the processed results of a computer into a human readable form.
and Algorithms
目录
• Exploration of Information Security and Ethical and Moral Issues
• Outlook on Future Development Trends and Response to Challenges
Unit+3+《Computers》(校级公开课)：课件十六(18张PPT)
1.Where were you in 1642?
In France
2.What happened to you in 1822?
I was built as an analytical machine by Charles Babbage
3.Who was your real father?
NIC/内存
screen
CPU/处理器 (Central processing unit)
Main board/主板 mouse
Sound box Key-board
headphone
Hard disk
GPU/显卡
Do you like it?
First-reading
1.Where were you in 1642? 2.What happened to you in 1822? 3.Who was your real father? 4.What happened to you in the 1970s?
advantages Download(下载) information See a movie or watch TV Play computer games Buy goods you want Do some chatting improve people's ability of thinking
We can see many brands of computers
Lenovo 联想 Haier 海尔
惠普 神州 Dell Tinghuatongfang清华同方 TCL Acer宏基
What makes up the computer? And can you name each part ?
高一英语computers课件6
博亚体育
29岁，男，因发热、头痛、全身酸痛、软弱无力6天入院。当天起出现心慌、气促，体温39.6℃。体检：面色苍白，腓肠肌压痛，心率130次／分，呼吸36次／分。肺部散在湿性啰音。血象：血白细胞计数9.2×109/L，中性粒细胞0.76，淋巴细胞0.24。X线摄片示：两肺纹理增多，有散在性点状阴 船舶在登记、丈量时使用的尺度是。A.最大尺度B.型尺度C.登记尺度D.以上均可 热水是指温度在以上的水，温水是温度在的水，冷水指以下的水。 对加入工频炉的炉料有什么要求？ 一般情况下，羔羊体温的正常范围是A、35~37B、37~39C、39~40D、40~42 尼龙袋集卵法适于什么的检查A.蠕虫B.原虫滋养体C.线虫卵D.原虫包囊E.血吸虫卵 有伤害他人的意图，但主要目的是想获得其他好处，如威望、金钱等的攻击行为属于.A.敌意攻击B.反应性攻击C.愤怒性攻击D.手段性攻击 1982年通过《中华人民共和国宪法》第19条明确规定：。A.国家推广普通话B.推广全国通用的普通话C.国家推广全国通用的普通话 安宫牛黄丸组成中不含有的药物为()A.黄芩B.黄连C.黄柏D.牛黄E.雄黄 信息能力是指对各种信息技术的___的能力。A.理解和运用B.理解和表达C.批判与吸收D.编辑与整理 正常解锁时，由右向左的进路，先吸起的进路继电器是。 食管壁包括()A．粘膜层、粘膜下层、肌层、浆膜层B．粘膜层、粘膜下层、肌层、固有层C．粘膜层、粘膜下层、肌层、外膜层D．粘膜层、粘膜肌层、肌层、浆膜层E．粘膜层、粘膜肌层、肌层、纤维层 我国产业政策集中体现为《产业结构调整指导目录》，它是引导投资方向，政府管理投资项目，制定和实施财税、、土地、进出口等政策的重要依据。A.产业发展B.资源C.银行利率D.信贷 河湖整治、清淤工程应预测哪个过程对水质的影响。A.移民安置B.排水C.底泥清运、处置D.清淤 在MRI设备中，关于主磁体价值的描述，哪项正确A.直接关系到磁场强度B.直接关系到磁场均匀度C.直接关系到磁场稳定性D.不影响MRI图像质量E.用以说明MRI设备类型 导线绝缘子部的线距偏差不大于。A.10.5mmB.11.5mmC.12.5mmD.13.5mm 黏合剂直接黏合托槽开始运用于A.20世纪50年代B.20世纪60年代C.20世纪70年代D.20世纪80年代E.20世纪40年代 公元6世纪（北魏时期），我国贾思勰的巨著“”详细地记载了制曲、酿酒、制酱和酿醋等工艺。 宫缩压力试验(CST) 间停呼吸（Biots）见于A.颅内压增高B.支气管哮喘C.胸部严重外伤D.抑郁症E.胸膜炎 学习化社会最为本质性特征的是A、终身性B、发展性C、理想性D、平等性 在机械化抢险中，要有抢险人员与之配合，还要有经验丰富的等。A.指挥员B.评论员C.评判员D.调度员E.观察员 “五讲、四美、三热爱”中的“四美”是什么？ 常见的气胸多继发于肺部疾病，其中哪种疾病最常见。A.支气管哮喘B.支气管扩张C.慢性阻塞性肺病D.胸膜上具有异位子宫内膜E.肺癌 对于获取与选择报价的方法，下列哪一项不是要考虑的关键因素：A.要联系供应商的数量B.采购公司的规模C.使用的方法或流程D.评估报价的标准 公平理论是由美国心理学家提出来的A.赫茨伯格B.马斯洛C.弗洛姆D.斯金纳E.亚当斯 “依法治国，建设社会主义法治国家”被写入现行宪法是。A、1988年宪法修正案B、1993年宪法修正案C、1999年宪法修正案D、2004年宪法修正案 先天之精是指A.生殖之精B.脏腑之精C.精血的统称D.水谷精微E.以上都不是 《文物保护法》规定，一切机关、组织和个人都有依法保护文物的。A.责任B.义务C.任务D.权利 最早的工作绩效考评系统出现在。A.经验管理时期B.科学管理时期C.近代管理时期D.现代管理时期 下列关于天平使用的说法中不正确的是A..实验到分析天平应设置专门实验室，做到避光、防尘、防震、防腐蚀气体和防止空气对流。B.挥发性、腐蚀性、吸潮性的物质必须放在密封加盖的容器中称量C.刚烘干的物质应及时称量D.天平载重不得超过其最大负荷 以下对脑血栓形成的描述不正确的是A.活动中发病较多B.发病年龄多在60岁以上C.脑脊液无色透明D.颅内压增高明显E.因其起病速度较快，故多数病人意识障碍较重 督、任、冲脉皆起于胞中，同出会阴，故称A.循行走向B.离入出合C.奇恒之腑D.一源三歧E.别道奇行 目前，禽流感病毒是指由禽、鸟传给人的、、多种亚型流感病毒的总称A.H5、H7、H9B.H1、H3、H5C.H2、H4、H6D.H1、H2、H3E.H4、H5、H8 囟门迟闭下列哪种疾病多见。A、佝偻病B、小头畸形C、呆小病D、脑积水E、甲状腺功能亢进症 电力事业投资实行什么原则？ 下列选项属于机构特征的是。A.转换机械能量B.人工构件组合体C.不能转换运动形式D.转换液压能 美国建筑师学会(AIA)的合同条件主要用于工程。A.铁路和公路B.房屋建筑C.石油化工D.大型基础设施 对不饱和蒸汽而言，在压力不变时对其加热直至形成饱和蒸汽，此加热过程中，其温度。A.升高B.下降C.不变D.难以确定 1966年，手冢治虫推出日本第一部彩色电视动画系列片。
29岁，男，因发热、头痛、全身酸痛、软弱无力6天入院。当天起出现心慌、气促，体温39.6℃。体检：面色苍白，腓肠肌压痛，心率130次／分，呼吸36次／分。肺部散在湿性啰音。血象：血白细胞计数9.2×109/L，中性粒细胞0.76，淋巴细胞0.24。X线摄片示：两肺纹理增多，有散在性点状阴 船舶在登记、丈量时使用的尺度是。A.最大尺度B.型尺度C.登记尺度D.以上均可 热水是指温度在以上的水，温水是温度在的水，冷水指以下的水。 对加入工频炉的炉料有什么要求？ 一般情况下，羔羊体温的正常范围是A、35~37B、37~39C、39~40D、40~42 尼龙袋集卵法适于什么的检查A.蠕虫B.原虫滋养体C.线虫卵D.原虫包囊E.血吸虫卵 有伤害他人的意图，但主要目的是想获得其他好处，如威望、金钱等的攻击行为属于.A.敌意攻击B.反应性攻击C.愤怒性攻击D.手段性攻击 1982年通过《中华人民共和国宪法》第19条明确规定：。A.国家推广普通话B.推广全国通用的普通话C.国家推广全国通用的普通话 安宫牛黄丸组成中不含有的药物为()A.黄芩B.黄连C.黄柏D.牛黄E.雄黄 信息能力是指对各种信息技术的___的能力。A.理解和运用B.理解和表达C.批判与吸收D.编辑与整理 正常解锁时，由右向左的进路，先吸起的进路继电器是。 食管壁包括()A．粘膜层、粘膜下层、肌层、浆膜层B．粘膜层、粘膜下层、肌层、固有层C．粘膜层、粘膜下层、肌层、外膜层D．粘膜层、粘膜肌层、肌层、浆膜层E．粘膜层、粘膜肌层、肌层、纤维层 我国产业政策集中体现为《产业结构调整指导目录》，它是引导投资方向，政府管理投资项目，制定和实施财税、、土地、进出口等政策的重要依据。A.产业发展B.资源C.银行利率D.信贷 河湖整治、清淤工程应预测哪个过程对水质的影响。A.移民安置B.排水C.底泥清运、处置D.清淤 在MRI设备中，关于主磁体价值的描述，哪项正确A.直接关系到磁场强度B.直接关系到磁场均匀度C.直接关系到磁场稳定性D.不影响MRI图像质量E.用以说明MRI设备类型 导线绝缘子部的线距偏差不大于。A.10.5mmB.11.5mmC.12.5mmD.13.5mm 黏合剂直接黏合托槽开始运用于A.20世纪50年代B.20世纪60年代C.20世纪70年代D.20世纪80年代E.20世纪40年代 公元6世纪（北魏时期），我国贾思勰的巨著“”详细地记载了制曲、酿酒、制酱和酿醋等工艺。 宫缩压力试验(CST) 间停呼吸（Biots）见于A.颅内压增高B.支气管哮喘C.胸部严重外伤D.抑郁症E.胸膜炎 学习化社会最为本质性特征的是A、终身性B、发展性C、理想性D、平等性 在机械化抢险中，要有抢险人员与之配合，还要有经验丰富的等。A.指挥员B.评论员C.评判员D.调度员E.观察员 “五讲、四美、三热爱”中的“四美”是什么？ 常见的气胸多继发于肺部疾病，其中哪种疾病最常见。A.支气管哮喘B.支气管扩张C.慢性阻塞性肺病D.胸膜上具有异位子宫内膜E.肺癌 对于获取与选择报价的方法，下列哪一项不是要考虑的关键因素：A.要联系供应商的数量B.采购公司的规模C.使用的方法或流程D.评估报价的标准 公平理论是由美国心理学家提出来的A.赫茨伯格B.马斯洛C.弗洛姆D.斯金纳E.亚当斯 “依法治国，建设社会主义法治国家”被写入现行宪法是。A、1988年宪法修正案B、1993年宪法修正案C、1999年宪法修正案D、2004年宪法修正案 先天之精是指A.生殖之精B.脏腑之精C.精血的统称D.水谷精微E.以上都不是 《文物保护法》规定，一切机关、组织和个人都有依法保护文物的。A.责任B.义务C.任务D.权利 最早的工作绩效考评系统出现在。A.经验管理时期B.科学管理时期C.近代管理时期D.现代管理时期 下列关于天平使用的说法中不正确的是A..实验到分析天平应设置专门实验室，做到避光、防尘、防震、防腐蚀气体和防止空气对流。B.挥发性、腐蚀性、吸潮性的物质必须放在密封加盖的容器中称量C.刚烘干的物质应及时称量D.天平载重不得超过其最大负荷 以下对脑血栓形成的描述不正确的是A.活动中发病较多B.发病年龄多在60岁以上C.脑脊液无色透明D.颅内压增高明显E.因其起病速度较快，故多数病人意识障碍较重 督、任、冲脉皆起于胞中，同出会阴，故称A.循行走向B.离入出合C.奇恒之腑D.一源三歧E.别道奇行 目前，禽流感病毒是指由禽、鸟传给人的、、多种亚型流感病毒的总称A.H5、H7、H9B.H1、H3、H5C.H2、H4、H6D.H1、H2、H3E.H4、H5、H8 囟门迟闭下列哪种疾病多见。A、佝偻病B、小头畸形C、呆小病D、脑积水E、甲状腺功能亢进症 电力事业投资实行什么原则？ 下列选项属于机构特征的是。A.转换机械能量B.人工构件组合体C.不能转换运动形式D.转换液压能 美国建筑师学会(AIA)的合同条件主要用于工程。A.铁路和公路B.房屋建筑C.石油化工D.大型基础设施 对不饱和蒸汽而言，在压力不变时对其加热直至形成饱和蒸汽，此加热过程中，其温度。A.升高B.下降C.不变D.难以确定 1966年，手冢治虫推出日本第一部彩色电视动画系列片。
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5. I am a machine that you can use in all kinds of machines above. (computer)
HI-TECH
mobile phone
air-conditioner
TV set
refrigerator
HI-TECH
notebook computer
2.They can deal with maths problems.
3.They are our friends.
4.They are useful and helpful. ……
What makes up the computer? And can you name each part ?
NIC/内存
3.
I am a machine that is a good helper in doing housework, especially washing clothes. (washing machine)
4. I am a machine that moves very fast on four wheels. But you must get a license if you drive me. (car)
printer
keyboard
scanner
Match the words with their meanings.
1 A monitor is
2 The screen is 3 A keyboard is (a) the part of a computer that stores information. (b) the part of the computer that you type on. (c) the part of the computer that looks like a television (d) something you use to click on things (files, etc.). (e) the part of the monitor that you look at. (f) The main device that a computer uses to store information.
4 A mouse is
5 A CD-ROM is 6 A hard disk is
Listen to the tape and fill in the chart:
Type of IT TV Web Radio Book
Advantages 幻灯片 14 Disadvantages
You can both listen and You can’t write to watch. friends. You can find information. It’s very expensive. You can listen to English. You can’t watch a film. You can get information.
screen
CPU/处理器 (Central processing unit)
Main board/主板 mouse
Sound box Key-board
headphone
Hard disk
GPU/显卡
Ⅳ. Read through the words in the box. Use some of
them to name each part of a computer in the box.
Monitor mouse CD-ROM printer keyboard scanner hard disc floppy disc modem Chips CPU
floppy disc
chips
monitor modem CD-ROM
（Using some of the following expressions in your discussion.）
I think that…
In my opinion…
I believe that…
What’ s your reason?
Why do you think so? 1.They can be used for calculating.
radio
mp3 player
Internet
plane
car
digital camera
robot
Ⅰ. Show some pictures.
“银河”巨型计算 机
A huge computer A PC
An abacus
A calculator
A notebook computer
thinking 1. What do they have in common?
Warming
And
Listening
digital camera
guessing
1. I am a machine that you can watch a lot of different programs at home. And I have a screen with moving pictures and sounds. (TV set) 2.I am a machine that you can use to talk to other people even in far-away place. Each of us has a number. (telephone)
Sometimes it is out of date.
LISTENING TEXT
LI MING: What are you doing Dave? information technology DAVE: I'm reading about _____________________ ． LM: You mean things like computers? _____________ In my opinion they’re so boring to read about. They're only good to use. D: But they're just one kind of IT． LM: Really? So what else is part of IT? D: We've had IT for a long time. Books, radios and TVS _______________________are also kinds of IT． LM: Oh. I never thought of that before. Books are a wonderful way for us to ______________________________ ________________. get information