人教版高一英语必修二Unit 3 Computers Language points课件（57张）
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| 名称 | 人教版高一英语必修二Unit 3 Computers Language points课件（57张） |  | |
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| 科目 | 英语 | ||
| 更新时间 | 2020-02-23 21:43:56 | ||
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课件57张PPT。Unit 3Unit 3 ComputersLanguage points1. I began as a calculating machine in France in l642．
calculate v. to find the answer using
numbers
计算，估计，算出 e.g. Let me calculate the cost of the journey.
让我计算一下旅途的费用。
The scientists calculated when the spacecraft would reach the moon.
科学家推算出了宇宙飞船抵达月球的时间。 be calculated to do sth.
被计划成……；打算做某事
e.g. His remark was calculated to hurt
her. 他的话是故意要伤害她的。[拓展]
calculable? adj. 可计算的；可估计的
calculated? adj. 精心计划的
calculation? n. 计算；估计
calculator? n. 计算器The loss has not yet been _____ accurately, but it is believed to be well beyond a hundred million dollars.??
A. calculated????????? B. considered?????
C. completed???????? D. controlled
【点拨】 选A。由题意(损失尚未被精确地计算出来，但人们相信会超过一亿美元)可知选calculated。consider认为，考虑；complete完成，结束；control控制。2. Although I was young I could simplify difficult sums.
simplify vt. to make things easier
使简化
e.g. Simplify the instructions so that
children can understand them.
The application forms have now
been simplified. While intelligent people can often _____
the complex, a fool is more likely to
complicate the simple.???
A. sacrifice????????? B. substitute?? ????
C. simplify????? ??? D. survive
【点拨】 选C。由While可知，主从句意
思相对照，且结合complicate the simple
(使简单的事情复杂化)可知，设空处要用
simplify。3. …I could be made to work as a “universal machine” to solve any difficult mathematical problem.
solve vt. to work out the answer to a
problem
解答，解决
e.g. The expert cannot solve this
difficult problem.
Talk to me about whatever is
troubling you. I’ll help you solve it.The clever child solved the riddle quickly.solve后跟______或_____作宾语。
【拓展】
solution n. 解答，解决办法
e.g. There’s no simple solution to this
problem. 名词 代词 翻译下列句子。
1) Just calm down — shouting won’t solve anything!
2) 我们找不出解决这个问题的办法。冷静些—喊叫解决不了任何问题！We can’t find a solution to this problem.4. As a result I totally changed my shape.
as a result 结果；终于；因此
as a result可用于句首，可用于句中。
e.g. He didn’t work hard, as a result
he failed the exam.
他学习不努力，结果考试不及格。
He runs every day. ___________,
he has lost weight.
他每天跑步，结果他减肥了。As a resultas a result of ... 意为“由于……的结果”，后跟名词或代词。
e.g. Mary was late as a result of the
snow. 选用以上合适的短语完成下列句子。
1) Jackson couldn’t work any longer _____________ the car accident.
2) We helped each other in studies, and __________ we became good friends.as a result as a result oftotally adv. completely
整个地; 完全地
totally blind 全盲
total adj. 完全的; 整个的
total silence 寂静无声
in total 总共5. I have even been put into space rockets and sent to explore the Moon and Mars.
explore v. to travel around an area to find out about it
探索；探测；探究
e.g. They explored the land to the
south of the Murray river. 给出explore的中文意思。
As soon as we arrived on the island, we were eager to explore.
Kate’s father works in a company exploring for oil.
We must explore all possible ways to increase food production.
Let’s explore this idea more fully.考察，勘探 勘探 探索探讨 【拓展】
explorer n. 勘探者，考察者，探险者；exploration n. 勘探，探索，研究翻译下列句子。
1) It is worth exploring other ways of
dealing with this problem.
2) 你真的考察了离你们那儿最近的城
镇？其他处理这个问题的方法值得探讨一下。Have you really explored your nearest town?6. Anyhow, my goal is to provide humans with a life of high quality.
anyhow adv. anyway
无论如何；不管怎样；即使如此
e.g. That wasn’t my fault anyhow.
反正那不是我的过错。I don’t know if it was lost or stolen, anyhow, it’s gone.
我不知道它是丢了还是被偷了，不管怎么说，它不见了。
I don’t think they need help, but I think I should offer anyhow.
我认为他们无需帮助，不过我想我应有所表示。1) 房子锁着, 我无论如何也进不去。
2) 不管怎样, 我们设法得到了我们想要 的。The house is locked and I cannot get in anyhow.
We managed to get what we wanted, anyhow.goal n. 球门；进球得分；目的，目标
根据句意，写出goal的汉语意思。
I wish I could achieve my goal of writing 2,000 poems.
He kicked the ball towards the other team’s goal.
Their team beat us by three goals to one. 目的，目标 球门 进球得分 _________ complete change in ways of thinking, working, etc.
_________ connected computer system
_________ to make things easier
_________ to find the answer using numbersrevolutionnetworksimplifycalculateExercisesFind the word or expression for each of the following meanings from the text.5. _________ can be moved easily from place to place
6. _________ to work out the answer to a problem
7. _________ to travel around an area to find out about it
8. __________ completely
9. __________ anyway
10. _________ activity of managing
money mobile solveexploretotallyanyhowfinanceI developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.
【分析】该句是一个由and连接的并列复合句。and前的分句是一个简单句。and后的分句的结构是：it took ... before ...。before引导__________从句。时间状语 【翻译】我发展缓慢，差不多两百年之后，查尔斯·巴比奇才把我制成了一台分析机。
【仿写】过了两年我们才又见了一次面。
_________________________________
___________It took two years before we saw each other again. 2. By the 1940s I had grown as large as a room, and I wondered if I would grow any larger.
【分析】这是一个由and连接的并列复合句。 and前的分句是一个简单句。and后的分句中，wondered后跟if引导的_____从句。I wonder if ...是一个常用句型，意为“我想/不知道是否……”。如：宾语 As time went on, Mary began to wonder if / whether John had forgotten their date. 【翻译】到二十世纪四十年代，我已经长得像一间屋子那么大，我不知道是否还会长得更大。【仿写】到去年年底，已经有十座高达百米的大楼在这个小镇建成，我不知道这里是否还会建造更多高楼。
___________________________________
___________________________________
___________________________________
___________________________________By the end of last year ten tall buildings as high as 100 metres had been built in this small town, and I wondered if more tall buildings would be built here. 3. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!
【分析】此句中包含一个由 _________引导的结果状语从句，在该从句中又包含一个省略了关系代词_____的定语从句：I have been told, 修饰先行词_________。anything so ... thatthat【翻译】随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，我从来不会忘记告诉我的任何事情！
【仿写】
他在这么短的时间里做了这么多，几乎每个人都认为这是个奇迹。
He has done so much in ________________
almost everyone thinks that it is a miracle.so short a time that4. And my memory became so large that even I couldn’t believe it!句型: so … that … 如此 …… 以致于……与too … to … 句型可相互转换And my memory became too large for me
to believe it.e.g. He is so old that he can’t carry the box.
He is too old to carry the box.此结构中的that从句表示结果。
e.g. The stone is so heavy that no one can lift it.so ... that ...结构的so+形容词/副词位于句首时, 句子用倒装结构。
e.g. So hard does he work that he seldom
goes home. so that既可以表结果, 也可以
表目的。 5. But I was always so lonely standing there by myself, until in the early 1960s they gave me a family connected by a network.
【分析】本句是一个复合句。主句为I was always so lonely standing there by myself，其中standing there by myself 是动词-ing形式短语作状语；从句是由_____引导的时间状语从句，其中connected by a network是过去分词短语作后置定语，修饰______。
【翻译】但是我总是孤孤单单地站在那里，直到二十世纪六十年代初，人们才给了我一个用网络联成的家庭。familyuntil【仿写】我总是步行上学，直到上个月，爸爸才给我买了一辆电动自行车。
________________________________
________________________________
________________________________I always went to school on foot, until
last month my father bought me a bicycle powered by electricity. 6. I am now truly filled with happiness that I am a devoted friend and helper of the human race!that引导同位语从句，具体说明 happiness的内容。that是连词，在从句中不充当任何成分。英语中用that引导同位语从句的情况比较常见，但有时也可以用连接副(代)词how, when, where, whether等来引导同位语从句。注意：if, which不能引导同位语从句。e.g. I had the impression that she chose her words with care.
在我的印象中，她选词很小心。
I heard the news that our team had won.
我听到了我们队获胜的消息。
l have no idea when he will be back.
我不知道他什么时候回来。He must answer the question whether he agrees to it or not.
他必须回答他是否同意这样一个问题。artificial technology intelligent applications explore Web reality logicallyComplete the passage with the words below.PracticeWhen my brother was is high school, he was very interested in computers and enjoyed writing programs of his own. He used to download information from the Internet and made good use of it. He liked to ________ the World Wide _____ and used the Internet to communicate with computer programmers all over the world. exploreWeb artificial technology intelligent applications explore web reality logicallyWhen he went to university he studied IT (information __________) and developed a special interest in ________ intelligence. After developing special ___________ of the computer, he hopes to design an _________ robot which can think _________ and look like a human being, but in _______ he has a long way to go.technologyartificialapplicationsintelligentrealitylogicallyartificial technology intelligent applications explore web reality logicallyRead the story below and then use the outline to create one of your own.My story
When I was young I was crazy about radios.
At the time my interest began, I was playing with radios at home.
Over time I decided to build my own radio.As time went by I did research into how to make my radio.
By the time I was sixteen, my dream had come true. I made my own radio.
As a result I became interested in electronics and computers.
From then on I worked hard to get into university.Now I am working in a computer company designing new programs for computers.
As I grow older I realize how much my life has been connected with my interest in radios! I.?根据下面各句句意以及所给单词的首字
母或汉语提示词，写出该单词的正确形
式（每空一词）。
I’m trying to ________ (计算) how much
paint we need.
2. The growers use both natural and
a________ light.
3. I usually send messages to my friends with
my m________ phone.calculateartificialExercisesmobile4. People who work in banks know about
________ (金融).
5. Such problems are a(n) ________ (普遍的)
feature of old age.
6. The country seems to be heading towards
__________ (革命).
7. The research has many practical
___________ (用途).financeuniversalrevolutionapplicationsII.?用括号内单词的正确形式填空。
1. John showed high ____________
(intelligent) from an early age.
2. I asked the ________ (operate) to put me
through to her office.
3. I __________ (personal) think it’s too
cold to go out.
4. The ________ (real) is that there is not
enough money to pay for this project.
5. He tried to ________ (simple) the story
for the younger audience.intelligenceoperatorpersonallyrealitysimplify6. It is easy to believe that money brings
________ (happy).
7. Her ideas were clear and ________
(logical) presented.
8. We have such ________ (total) different
backgrounds.happinesslogicallytotallyIII.?根据汉语意思补全下面句子（每空一词）。
1.?她犯了个大错，结果丢了工作。
She made one big mistake, and,
__ _ _____, lost her job.
2.?你从现在起可以独立工作了。
_____ ____ ___ you can work on your own.
3.?正在想办法解决这个问题。
Attempts are being made to
____ ___ ________.as a resultFrom now onsolve the problem IV.?根据括号内的提示翻译下面句子。
1.?天可能要下雨，但无论如何我要出门。
(anyhow)
_____________________________________
2.?我们探讨了几种解决该问题的方法。? ? ?
(explore)
_____________________________________4.?最终戴维实现了他所有的目标。
Finally David ________ __ __ _____.It may rain, but anyhow I shall go out.achieved all his goals We explored several solutions to the problem. 3.?他病得很重, 我们只好给他请医生了。? ?
(so ... that ...)
_____________________________________He was so ill that we had to send for a doctor. Finish your story.
Finish exercise on page 56.
calculate v. to find the answer using
numbers
计算，估计，算出 e.g. Let me calculate the cost of the journey.
让我计算一下旅途的费用。
The scientists calculated when the spacecraft would reach the moon.
科学家推算出了宇宙飞船抵达月球的时间。 be calculated to do sth.
被计划成……；打算做某事
e.g. His remark was calculated to hurt
her. 他的话是故意要伤害她的。[拓展]
calculable? adj. 可计算的；可估计的
calculated? adj. 精心计划的
calculation? n. 计算；估计
calculator? n. 计算器The loss has not yet been _____ accurately, but it is believed to be well beyond a hundred million dollars.??
A. calculated????????? B. considered?????
C. completed???????? D. controlled
【点拨】 选A。由题意(损失尚未被精确地计算出来，但人们相信会超过一亿美元)可知选calculated。consider认为，考虑；complete完成，结束；control控制。2. Although I was young I could simplify difficult sums.
simplify vt. to make things easier
使简化
e.g. Simplify the instructions so that
children can understand them.
The application forms have now
been simplified. While intelligent people can often _____
the complex, a fool is more likely to
complicate the simple.???
A. sacrifice????????? B. substitute?? ????
C. simplify????? ??? D. survive
【点拨】 选C。由While可知，主从句意
思相对照，且结合complicate the simple
(使简单的事情复杂化)可知，设空处要用
simplify。3. …I could be made to work as a “universal machine” to solve any difficult mathematical problem.
solve vt. to work out the answer to a
problem
解答，解决
e.g. The expert cannot solve this
difficult problem.
Talk to me about whatever is
troubling you. I’ll help you solve it.The clever child solved the riddle quickly.solve后跟______或_____作宾语。
【拓展】
solution n. 解答，解决办法
e.g. There’s no simple solution to this
problem. 名词 代词 翻译下列句子。
1) Just calm down — shouting won’t solve anything!
2) 我们找不出解决这个问题的办法。冷静些—喊叫解决不了任何问题！We can’t find a solution to this problem.4. As a result I totally changed my shape.
as a result 结果；终于；因此
as a result可用于句首，可用于句中。
e.g. He didn’t work hard, as a result
he failed the exam.
他学习不努力，结果考试不及格。
He runs every day. ___________,
he has lost weight.
他每天跑步，结果他减肥了。As a resultas a result of ... 意为“由于……的结果”，后跟名词或代词。
e.g. Mary was late as a result of the
snow. 选用以上合适的短语完成下列句子。
1) Jackson couldn’t work any longer _____________ the car accident.
2) We helped each other in studies, and __________ we became good friends.as a result as a result oftotally adv. completely
整个地; 完全地
totally blind 全盲
total adj. 完全的; 整个的
total silence 寂静无声
in total 总共5. I have even been put into space rockets and sent to explore the Moon and Mars.
explore v. to travel around an area to find out about it
探索；探测；探究
e.g. They explored the land to the
south of the Murray river. 给出explore的中文意思。
As soon as we arrived on the island, we were eager to explore.
Kate’s father works in a company exploring for oil.
We must explore all possible ways to increase food production.
Let’s explore this idea more fully.考察，勘探 勘探 探索探讨 【拓展】
explorer n. 勘探者，考察者，探险者；exploration n. 勘探，探索，研究翻译下列句子。
1) It is worth exploring other ways of
dealing with this problem.
2) 你真的考察了离你们那儿最近的城
镇？其他处理这个问题的方法值得探讨一下。Have you really explored your nearest town?6. Anyhow, my goal is to provide humans with a life of high quality.
anyhow adv. anyway
无论如何；不管怎样；即使如此
e.g. That wasn’t my fault anyhow.
反正那不是我的过错。I don’t know if it was lost or stolen, anyhow, it’s gone.
我不知道它是丢了还是被偷了，不管怎么说，它不见了。
I don’t think they need help, but I think I should offer anyhow.
我认为他们无需帮助，不过我想我应有所表示。1) 房子锁着, 我无论如何也进不去。
2) 不管怎样, 我们设法得到了我们想要 的。The house is locked and I cannot get in anyhow.
We managed to get what we wanted, anyhow.goal n. 球门；进球得分；目的，目标
根据句意，写出goal的汉语意思。
I wish I could achieve my goal of writing 2,000 poems.
He kicked the ball towards the other team’s goal.
Their team beat us by three goals to one. 目的，目标 球门 进球得分 _________ complete change in ways of thinking, working, etc.
_________ connected computer system
_________ to make things easier
_________ to find the answer using numbersrevolutionnetworksimplifycalculateExercisesFind the word or expression for each of the following meanings from the text.5. _________ can be moved easily from place to place
6. _________ to work out the answer to a problem
7. _________ to travel around an area to find out about it
8. __________ completely
9. __________ anyway
10. _________ activity of managing
money mobile solveexploretotallyanyhowfinanceI developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.
【分析】该句是一个由and连接的并列复合句。and前的分句是一个简单句。and后的分句的结构是：it took ... before ...。before引导__________从句。时间状语 【翻译】我发展缓慢，差不多两百年之后，查尔斯·巴比奇才把我制成了一台分析机。
【仿写】过了两年我们才又见了一次面。
_________________________________
___________It took two years before we saw each other again. 2. By the 1940s I had grown as large as a room, and I wondered if I would grow any larger.
【分析】这是一个由and连接的并列复合句。 and前的分句是一个简单句。and后的分句中，wondered后跟if引导的_____从句。I wonder if ...是一个常用句型，意为“我想/不知道是否……”。如：宾语 As time went on, Mary began to wonder if / whether John had forgotten their date. 【翻译】到二十世纪四十年代，我已经长得像一间屋子那么大，我不知道是否还会长得更大。【仿写】到去年年底，已经有十座高达百米的大楼在这个小镇建成，我不知道这里是否还会建造更多高楼。
___________________________________
___________________________________
___________________________________
___________________________________By the end of last year ten tall buildings as high as 100 metres had been built in this small town, and I wondered if more tall buildings would be built here. 3. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!
【分析】此句中包含一个由 _________引导的结果状语从句，在该从句中又包含一个省略了关系代词_____的定语从句：I have been told, 修饰先行词_________。anything so ... thatthat【翻译】随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，我从来不会忘记告诉我的任何事情！
【仿写】
他在这么短的时间里做了这么多，几乎每个人都认为这是个奇迹。
He has done so much in ________________
almost everyone thinks that it is a miracle.so short a time that4. And my memory became so large that even I couldn’t believe it!句型: so … that … 如此 …… 以致于……与too … to … 句型可相互转换And my memory became too large for me
to believe it.e.g. He is so old that he can’t carry the box.
He is too old to carry the box.此结构中的that从句表示结果。
e.g. The stone is so heavy that no one can lift it.so ... that ...结构的so+形容词/副词位于句首时, 句子用倒装结构。
e.g. So hard does he work that he seldom
goes home. so that既可以表结果, 也可以
表目的。 5. But I was always so lonely standing there by myself, until in the early 1960s they gave me a family connected by a network.
【分析】本句是一个复合句。主句为I was always so lonely standing there by myself，其中standing there by myself 是动词-ing形式短语作状语；从句是由_____引导的时间状语从句，其中connected by a network是过去分词短语作后置定语，修饰______。
【翻译】但是我总是孤孤单单地站在那里，直到二十世纪六十年代初，人们才给了我一个用网络联成的家庭。familyuntil【仿写】我总是步行上学，直到上个月，爸爸才给我买了一辆电动自行车。
________________________________
________________________________
________________________________I always went to school on foot, until
last month my father bought me a bicycle powered by electricity. 6. I am now truly filled with happiness that I am a devoted friend and helper of the human race!that引导同位语从句，具体说明 happiness的内容。that是连词，在从句中不充当任何成分。英语中用that引导同位语从句的情况比较常见，但有时也可以用连接副(代)词how, when, where, whether等来引导同位语从句。注意：if, which不能引导同位语从句。e.g. I had the impression that she chose her words with care.
在我的印象中，她选词很小心。
I heard the news that our team had won.
我听到了我们队获胜的消息。
l have no idea when he will be back.
我不知道他什么时候回来。He must answer the question whether he agrees to it or not.
他必须回答他是否同意这样一个问题。artificial technology intelligent applications explore Web reality logicallyComplete the passage with the words below.PracticeWhen my brother was is high school, he was very interested in computers and enjoyed writing programs of his own. He used to download information from the Internet and made good use of it. He liked to ________ the World Wide _____ and used the Internet to communicate with computer programmers all over the world. exploreWeb artificial technology intelligent applications explore web reality logicallyWhen he went to university he studied IT (information __________) and developed a special interest in ________ intelligence. After developing special ___________ of the computer, he hopes to design an _________ robot which can think _________ and look like a human being, but in _______ he has a long way to go.technologyartificialapplicationsintelligentrealitylogicallyartificial technology intelligent applications explore web reality logicallyRead the story below and then use the outline to create one of your own.My story
When I was young I was crazy about radios.
At the time my interest began, I was playing with radios at home.
Over time I decided to build my own radio.As time went by I did research into how to make my radio.
By the time I was sixteen, my dream had come true. I made my own radio.
As a result I became interested in electronics and computers.
From then on I worked hard to get into university.Now I am working in a computer company designing new programs for computers.
As I grow older I realize how much my life has been connected with my interest in radios! I.?根据下面各句句意以及所给单词的首字
母或汉语提示词，写出该单词的正确形
式（每空一词）。
I’m trying to ________ (计算) how much
paint we need.
2. The growers use both natural and
a________ light.
3. I usually send messages to my friends with
my m________ phone.calculateartificialExercisesmobile4. People who work in banks know about
________ (金融).
5. Such problems are a(n) ________ (普遍的)
feature of old age.
6. The country seems to be heading towards
__________ (革命).
7. The research has many practical
___________ (用途).financeuniversalrevolutionapplicationsII.?用括号内单词的正确形式填空。
1. John showed high ____________
(intelligent) from an early age.
2. I asked the ________ (operate) to put me
through to her office.
3. I __________ (personal) think it’s too
cold to go out.
4. The ________ (real) is that there is not
enough money to pay for this project.
5. He tried to ________ (simple) the story
for the younger audience.intelligenceoperatorpersonallyrealitysimplify6. It is easy to believe that money brings
________ (happy).
7. Her ideas were clear and ________
(logical) presented.
8. We have such ________ (total) different
backgrounds.happinesslogicallytotallyIII.?根据汉语意思补全下面句子（每空一词）。
1.?她犯了个大错，结果丢了工作。
She made one big mistake, and,
__ _ _____, lost her job.
2.?你从现在起可以独立工作了。
_____ ____ ___ you can work on your own.
3.?正在想办法解决这个问题。
Attempts are being made to
____ ___ ________.as a resultFrom now onsolve the problem IV.?根据括号内的提示翻译下面句子。
1.?天可能要下雨，但无论如何我要出门。
(anyhow)
_____________________________________
2.?我们探讨了几种解决该问题的方法。? ? ?
(explore)
_____________________________________4.?最终戴维实现了他所有的目标。
Finally David ________ __ __ _____.It may rain, but anyhow I shall go out.achieved all his goals We explored several solutions to the problem. 3.?他病得很重, 我们只好给他请医生了。? ?
(so ... that ...)
_____________________________________He was so ill that we had to send for a doctor. Finish your story.
Finish exercise on page 56.