冀教版八年级英语下册Unit 4 The Internet Connects Us 单元检测卷

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冀教版八年级英语下册Unit 4 The Internet Connects Us 单元知识点归纳

冀教版八年级英语下册Unit 4 The Internet Connects Us 单元知识点归纳

必背单词1.technology n.技术→technical adj.技术的2.keyboard n.键盘3.industry n.工业;企业;行业→agriculture n.农业→business n.商业☆识记类单词4.desktop n.台式电脑;桌面5.tablet n.平板电脑;牌;碑6.invitation n.邀请必背短语7.chat with sb.和某人聊天8.plan to do sth.计划做某事9.more than多于;超过→over超过,多于必背句子10.Coffee grows in more than 70 countries!咖啡豆生长在70多个国家!必背单词1.enter v.输入;进入→enter into sth.开始讨论;着手处理→entrance n.入口2.key n.关键;钥匙→the key to… ……的关键;……的钥匙3.search n. & v.搜索;查找→in search of 寻找;搜寻→search for查找;搜索4.depend v. 依靠;取决于→depend on依靠;取决于;根据→dependent adj.依靠的;依赖的→dependence n.依靠;依赖5.hide v.(hid/ hidden)隐藏;躲避☆识记类单词6.laptop n.笔记本电脑7.Easter n.复活节8.topic n.话题9.bunny n.兔子必背短语10.one of ...……之一必背句子11.Though the meaning of Easter has changed over time, the rabbits and eggs remain.虽然随着时间的流逝复活节的含义已经改变了,但是兔子和彩蛋保留了下来。

必背单词1.appear v.出现;呈现;来到→disappear v.消失2.modern adj.现代的;新式的3.electronic adj.电子的4.sell v. ( sold/ sold )卖;出售→sell sb.sth.=sell sth.to sb.把某物卖给某人☆识记类单词5.press n.印刷机;新闻界必背短语6.pass on传递;前进→pass on sth.to sb.=pass sth.on to sb.把某物传递给某人7.no matter what无论什么必背句子8.Later, people learned how to write and make paper.后来,人们学会了怎样写字和造纸。

冀教版英语八年级下册Unit4 The Internet Connects Us 课件

冀教版英语八年级下册Unit4 The Internet Connects Us 课件

Step 3知识·得 so表示“因此”, 引导状语从句时, 主从句之间常有必 然的因果关系, 从句一般放在主句的_____(前面/后 面)。本句也可以说成: Because it has后no面keyboard or mouse, it is easy to carry.
【警示】 because和so不能在同一个主从复合句中出现, 不可按汉语习惯用because. . . so. . . , 两者只能用其一。
A. and
B. so
C. if
D. but
( C )②(2019 达州中考)—Jeff, could you tell me if it _________tomorrow? If it _________tomorrow, I will
stay at home.
—It’s reported that it will be sunny; let’s go camping
I ____ __ _____a desktop computer, but now I have a
tablet. 2.u用se网d t络o ,h我av们e 几乎可以了解任何事情。
____ ___ _________, we can _____ _____almost anything.
With the Internet
send my research to
Ⅲ. Read the dialogue and answer the questions 1. What does Jenny use the Internet to do? ________________________________________ _S_h_e__u_se_s__th_e Internet to read about sports and 2. How many people follow Danny’s blog? _te_c_h_n_o_l_o_g_y_.

初中英语(冀教版)八年级下册(八下)-《Unit 4 The Internet Connects Us》word教案 (1).doc

初中英语(冀教版)八年级下册(八下)-《Unit 4 The Internet Connects Us》word教案 (1).doc

Unit 4 The Internet Connects UsLesson 19 How Do You Use the Internet?Learning aims:1. Learn about the development of the computer.2. Know about how to use the computer.Learning important points:1. How to connect the computer to the Internet.2. Let the students express it in English.Learning difficult points:Some words and expressions in the process of connecting the computer to the Internet. Learning tools:audiotape, flashcards, a computerLearning procedures:Step 1. Leading inLet the students talk about the questions.Step 2. ListeningStep 3. ReadingRead the text and check the answers in silent. Then read the text loudly for a while. At the same time, the teacher walks around to see if they need any help.Step 4. PracticePractice some language points, such as: used to doStep 5. Let some students come to the front and practice. The teacher should choose the similar situation for them.Step 6. Homework1. Finish off the activity book.2. Preview Lesson 20.Lesson 20 A Computer Helps!Learning aims:Grasp the Simple Past Tense.Learning important points:Learn more about the computer.Learning difficult points:Read and master the main idea of the passage.Learning tools:audiotape, flashcards, a computerLearning steps:Step 1. Leading-inLet a few students come to the front and demonstrate how to connect the computer to the Internet. At the same time, explain it in English.Step 2. AskingAsk some students talk about the text.Step 3. ListeningListen to the tape and try to retell the main idea, but not word by word.Step 4. ReadingStep 5. Read the text and find out the good points of the passage. Read it several times until they can read it fluently and correctly.Step 6.Listen to the tape again and imitate after it. Make sure they have the correct pronunciation. Step 7. Homework1. Finish off the exercises in workbook.2. Preview Lesson 21.Lesson 21 Books or Computers?Learning aim:1. Learn about the history of the books.2. Know about the fountain of the printing press.Learning important points:1. Why is the printing press important?2. How did books change information?Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Listen to the tape and answer the following questions:●How many books have you read this year?●Have you ever read an e-book? Do you like them?Step 2. ReadingRead the text and check the answers. Then read it loudly in class.Step 3. PracticePractice some main language points in the text.Step 4. TalkingTalk about the question: Which one is more important, the printing press or the Internet?Why?Step 6. ListeningListen to tape for several times and repeat after it. Make sure the students can read it fluently and correctly.Step 7. Homework1. Finish off the exercises in workbook.2. Preview Lesson 22.Lesson 22 Travel on the InternetLearning aims:1. Learn about the western culture.2. Know about the differences between the Chinese and Western countries.Learning important points:1. Learn to send an e-mail.2. How to describe the process in English.Learning difficult points:How to send an e-mail and explain it in English.Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Come to “Think About It”Does your grandma live with you?What is your grandma’s dream? What can you do to help her realize it?Step 2. listeningStep 3. AskingAsk the students to read the text for several time until they can read it fluently and correctly.Step 4.ReadingStep 5. Practice1. Finish off the workbook.2. Preview Lesson 23.Lesson 23 The Internet-Good or Bad?Learning important points:1. What can the Internet do in our everyday life?2. Learn more about the computer.Learning difficult points:Know the advantages and the disadvantages of the Internet.Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Let the students talk about the following question:●Why are some parents worried about their kids using the Internet?●Does the Internet make life simpler? How?Step 2. TalkingStep 3. ListeningListen to the tape and answer the questions:Step 4. ReadingRead the text and check the answers. Then read it loudly in class.Step 5. Play the tape for several times. Let the students imitate after it until they can read it fluently and correctly.Step 6. Talk about the details of the text.Step 7. Practice.Step 8. Homework1. Finish off the workbook.2. Preview Lesson 23.Lesson 24 An E-mail to GrandpaLearning aims:1. Communicate with the others in western countries.2. Learn more about the foreign countries.Learning important points:How to write an e-mail?Learning difficult points:Grasp the words and expressions in making telephone calls.Learning tools:audiotape, flashcards, a telephoneLearning steps:Step 1. ReviewReview the language points of making a telephone call.Step 2. Come to “Think About It”When did you receive your first e-mail?How often do you receive e-mail from your friends?Do you prefer writing a report on paper or on the computer? Why?Step 3. ListeningStep 4. ReadingRead the text and check the answers in silence. Then read it loudly in class.Step 5.PracticeStep 7. Dealing with the e-mailLet the students summarize the style of the e-mail.Practice:Send an e-mail to your friend. Talk about what your opinion is about the Internet. Exchange your ideas with your friends.Step 8. HomeworkFinish off the workbook.。

冀教版八下英语课件 Unit 4 The Internet Connects Us Review

冀教版八下英语课件 Unit 4 The Internet Connects Us Review
4. You spend too much time online. It will hurt your family and friendships. _I_f_y_o_u__sp_e_n_d__to_o__m_u_c_h__ti_m_e__o_n_li_n_e_,_it_w__il_l_h_u_r_t _y_o_u_r___________ _f_a_m_i_l_y_a_n_d_f_r_ie_n_d_s_h_i_p_s.________________________
if引导的条件状语从句
2. 有些句子可与含if条件状语句互相转换。 ①祈使句 + and/or + 陈述句。 ➢Hurry up, or you’ll miss the train. = If you don’t hurry up, you’ll miss the train. ➢You will be healthier if you eat well. = Eat well and you will be healthier.
Ⅱ. Listen to the passage and write true (T) or false (F).
1. I was hit by a car when I was five. ( F ) 2. I can't walk but I can play basketball with my friends. ( F ) 3. Now I spend a lot of time reading every day. ( T )
1. You know how to use the computer. You can write your report on the computer. __If__y_o_u_k_n_o_w__h_o_w__t_o_u_s_e_t_h_e_c_o_m__p_u_te_r_, _y_o_u_c_a_n_w__r_it_e_y_o_u_r__ __re_p_o_r_t_o_n__th_e__co_m__p_u_t_er_._____________________________ 2. You know another program. You can edit your passage more easily than before. __If_y_o_u__k_n_o_w__a_n_o_th_e_r_p_r_o_g_r_a_m_,_y_o_u__c_an__e_d_it_y_o_u_r__p_as_s_a_g_e_ __m_o_r_e_e_a_s_il_y_t_h_a_n_b_e_f_o_r_e.___________________________

冀教版英语八年级下册Unit 4 The Internet Connects Us重点句子讲解

冀教版英语八年级下册Unit 4 The Internet Connects Us重点句子讲解

重点句子讲解1.I used to have a desktop computer, but now I have a tablet.我过去有一台台式电脑,但现在我有一个平板电脑。

used to do意为“曾经是;过去常常”,表示过去存在的状态或过去经常做某事而现在不做了,只用于一般过去时。

used没有人称和数的变化。

如:He used to live in Beijing. 他过去住在北京。

【链接】(1)used to + n. / doing sth. 意为“习惯于……做某事”,注意这里的to是介词,后面接动名词。

如:He is used to traveling by train. 他习惯坐火车旅行。

(2)be used to do sth. 意为“被用来做某事”,这个结构表示被动。

如:This knife is used to cut bread. 这把刀子是用来切面包的。

2. Easter is an important festival in Western culture. It’s one of the biggest holidays in many countries. 复活节是西方文化中一种重要的节日。

这是许多国家重大的节日之一。

one of 结构表示“……其中之一”,后接形容词的最高级形式,再接可数名词的复数,但谓语动词用单数。

如:This tower is the tallest building in China and one of the tallest in the world. 这个塔是中国最高的,也是世界上最高的建筑物之一。

3. Easter does not fall on the same day each year. The date depends on the moon, but it always in March or April. 复活节不总是每年的同一天。

冀教版八年级英语下册Unit4 The Internet Connects UsLesson23课件

冀教版八年级英语下册Unit4 The Internet Connects UsLesson23课件
What’s this? It’s the South Pole. It’s far away from us . But the Internet can even take us there.
Every _co_i_n_ has two sides. Everything has two sides(a_d_v_a_n_t_a_g_e_s or d_i_s_a_d_v_a_n_t_a_g_e_s), so is the Internet.
_H__o_w__ __fa_r___ is the hotel away from here?
3. Nobody is in the classroom now. (改为反意疑问句) Nobody is in the classroom now, __a_re___ t_h_e_y___? 4. He didn't pass the English exam. (改为同义句) He _f_a_il_e_d_ __t_o___ pass the English exam. 5. I want to go to Shanghai next Sunday. (对划线部分提问) _W_h_e_r_e_ __d_o___ you want __t_o___ _g_o____ next Sunday?
初中英语冀教版八年级下
Unit4 The Internet Connects Us
Lesson 23: The Internet—Good or Bad?
1
Warm-up
2
Presentation
3
Language Points
4
Exercise
Warm-up
1. Why are some parents worried about their kids using the Internet?

冀教版初中英语八年级下册《Unit 4 The Internet Connects Us》word教案 (1)

冀教版初中英语八年级下册《Unit 4 The Internet Connects Us》word教案 (1)

Unit 4 The Internet Connects UsLesson 19 How Do You Use the Internet?Learning aims:1. Learn about the development of the computer.2. Know about how to use the computer.Learning important points:1. How to connect the computer to the Internet.2. Let the students express it in English.Learning difficult points:Some words and expressions in the process of connecting the computer to the Internet. Learning tools:audiotape, flashcards, a computerLearning procedures:Step 1. Leading inLet the students talk about the questions.Step 2. ListeningStep 3. ReadingRead the text and check the answers in silent. Then read the text loudly for a while.At the same time, the teacher walks around to see if they need any help.Step 4. PracticePractice some language points, such as: used to doStep 5. Let some students come to the front and practice. The teacher should choose the similar situation for them.Step 6. Homework1. Finish off the activity book.2. Preview Lesson 20.Lesson 20 A Computer Helps!Learning aims:Grasp the Simple Past Tense.Learning important points:Learn more about the computer.Learning difficult points:Read and master the main idea of the passage.Learning tools:audiotape, flashcards, a computerLearning steps:Step 1. Leading-inLet a few students come to the front and demonstrate how to connect the computer to the Internet. At the same time, explain it in English.Step 2. AskingAsk some students talk about the text.Step 3. ListeningListen to the tape and try to retell the main idea, but not word by word.Step 4. ReadingStep 5. Read the text and find out the good points of the passage. Read it several times until they can read it fluently and correctly.Step 6. Listen to the tape again and imitate after it. Make sure they have the correct pronunciation.Step 7. Homework1. Finish off the exercises in workbook.2. Preview Lesson 21.Lesson 21 Books or Computers?Learning aim:1. Learn about the history of the books.2. Know about the fountain of the printing press.Learning important points:1. Why is the printing press important?2. How did books change information?Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Listen to the tape and answer the following questions:●How many books have you read this year?●Have you ever read an e-book? Do you like them?Step 2. ReadingRead the text and check the answers. Then read it loudly in class.Step 3. PracticePractice some main language points in the text.Step 4. TalkingTalk about the question: Which one is more important, the printing press or the Internet? Why?Step 6. ListeningListen to tape for several times and repeat after it. Make sure the students can read it fluently and correctly.Step 7. Homework1. Finish off the exercises in workbook.2. Preview Lesson 22.Lesson 22 Travel on the InternetLearning aims:1. Learn about the western culture.2. Know about the differences between the Chinese and Western countries.Learning important points:1. Learn to send an e-mail.2. How to describe the process in English.Learning difficult points:How to send an e-mail and explain it in English.Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Come to “Think About It”Does your grandma live with you?What is your grandma’s dream? What can you do to help her realize it?Step 2. listeningStep 3. AskingAsk the students to read the text for several time until they can read it fluently and correctly.Step 4.ReadingStep 5. Practice1. Finish off the workbook.2. Preview Lesson 23.Lesson 23 The Internet-Good or Bad?Learning important points:1. What can the Internet do in our everyday life?2. Learn more about the computer.Learning difficult points:Know the advantages and the disadvantages of the Internet.Learning tools:audiotape, flashcards, picturesLearning steps:Step 1. Let the students talk about the following question:●Why are some parents worried about their kids using the Internet?●Does the Internet make life simpler? How?Step 2. TalkingStep 3. ListeningListen to the tape and answer the questions:Step 4. ReadingRead the text and check the answers. Then read it loudly in class.Step 5. Play the tape for several times. Let the students imitate after it until they can read it fluently and correctly.Step 6. Talk about the details of the text.Step 7. Practice.Step 8. Homework1. Finish off the workbook.2. Preview Lesson 23.Lesson 24 An E-mail to GrandpaLearning aims:1. Communicate with the others in western countries.2. Learn more about the foreign countries.Learning important points:How to write an e-mail?Learning difficult points:Grasp the words and expressions in making telephone calls.Learning tools:audiotape, flashcards, a telephoneLearning steps:Step 1. ReviewReview the language points of making a telephone call.Step 2. Come to “Think About It”When did you receive your first e-mail?How often do you receive e-mail from your friends?Do you prefer writing a report on paper or on the computer? Why?Step 3. ListeningStep 4. ReadingRead the text and check the answers in silence. Then read it loudly in class. Step 5.PracticeStep 7. Dealing with the e-mailLet the students summarize the style of the e-mail.Practice:Send an e-mail to your friend. Talk about what your opinion is about the Internet.Exchange your ideas with your friends.Step 8. HomeworkFinish off the workbook.。

新冀教版八年级英语下册Unit 4 The Internet Connects Us全单元精美导教案

新冀教版八年级英语下册Unit 4 The Internet Connects Us全单元精美导教案

Unit 4 The Internet Connects Us全单元精美导教案课题:Lesson:19:How Do You Use the Internet?课型:新授学习目标:1.掌握本课出现的新词汇。

2.通过观察体会计算机联网知识。

学习重难点:掌握词汇:technology, keyboard, industry接触词汇:desktop, tablet, invitation一.自主学习1.课前练习:英汉互译收发邮件写博客chat online__________ plan to do________Book tickets on line______________2.根据汉语意思或首字母完成单词:(1)A t_____ doesn’t have a keyboard or a mouse.(2)I like c_____ with my friends on-line.(3)I’m collecting information about coffee ______ (工业)(4)I like to read books about ______ (技术)on computer.(5)If you have the Internet , you can learn a lot about different t______.二.合作探究★1 look 看,侧重于看的动作词组:look at 看…= have a look atsee , ―看见,看到‖,侧重于看的结果。

★句中if引导条件状语从句,意为―如果‖。

例如:If you want to know how a word is used, look it up in the Advanced Learner's Dictionary.要想了解某个词的用法,查《高级词典》。

★3.be glad to do sth. 高兴/ 乐意去做某事。

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Unit 4标准检测卷)听力部分(20分)一、听句子,选出句中所包含的信息(每小题1分,共5分)1.A.sell B.tell C.fell2.A.300 B.400 C.5003.A.reached B.reminded C.received4.A.There is much information on the Web.B.People like to look for information on the Web.C.People can find information on the Web easily.5.A.The last one isn't expensive at all.B.The last one is more expensive than any other printing press.C.Only the last one is expensive.二、听句子,选出该句的最佳应答语(每小题1分,共5分)6.A.Tomorrow.B.Last Sunday. C.Next Sunday.7.A.Good idea. B.Thanks. C.See you soon.8.A.I have no idea. B.That's all right. C.Yes, I will.9.A.Very much. B.Very good. C.I feel much better.10.A.Two hours. B.In three hours. C.An hour ago.三、听对话和问题,选择正确答案(每小题1分,共5分)11.12.13.A.Open her e­dictionary.B.Repair her new computer.C.Turn on her computer.14.A.She usually uses it for searching for information.B.She usually uses it for playing computer games.C.She usually uses it for doing her homework.15.A.The woman does not have her friends' e­mail addresses.B.The woman often sends e­mails to the man.C.The two speakers often send e­mails to each other.四、听短文填空(每小题1分,共5分)16.Some people ________________ have any free time to do the things that they are really interested in.17.People can travel on the Internet when they do not have ________ to travel to other places.18.Travelling on the Internet is very ________.19.People do not need to take ________ or medicine when they travel on the Internet.20.People do not need to worry about ________________ when they travel on the Internet.笔试部分(100分)五、单项选择(每小题1分,共15分)21.There are many websites on the Internet and there ________ a lot of useful ________ on the websites.A.are;informations B.are;informationC.is;information D.is;informations22.This library has ________ of books.A.thousand B.thousandsC.ten D.a thousand23.After class, I like playing computer games and chatting ________ my friends ________ the Internet.A.to;in B.with;onC.for;in D.off;through24.There is a driver sitting ________ the bus.He is driving the bus.A.in front of B.in the front ofC.front of D.in the front25.The children decide ________ their schoolyard this Friday afternoon.A.clean B.to cleanC.cleaning D.cleaned26.It's too late.Don't keep on ________.A.to working B.workingC.to work D.worked27.The man in black ________ some money ________ the shop.A.steal;from B.stole;fromC.steals;to D.stole;to28.Though he often made his little sister ________,today he was made ________ by his little sister.A.cry;to cry B.crying;cryingC.cry;cry D.to cry;cry29.We should learn to look after ourselves.Don't ________ our parents too much.A.work on B.try onC.pass on D.depend on30.His hobby is ________ singing ________ dancing.It's drawing.A.either;or B.neither;norC.both;and D.not only;but also31.It ________ me a long time ________ a book by hand.A.took;write B.spent;writingC.took;to write D.cost;to writing32.—What about joining a basketball club?—I'd love to, but I'm afraid it will ________ too much time.A.take up B.put upC.give up D.open up33.To live a green life,we should try to save ______ energy and produce ______ pollution.A.more;less B.less;moreC.more;fewer D.most;least34.—________is the World Cup held?—Every 4 years.A.How soon B.WhenC.How often D.How long35.I don't know if it ________ tomorrow.If it ________ tomorrow, I'll go to school by bus.A.will rain;rains B.will rain;won't rainC.rains;doesn't rain D.rains;won't rain六、完形填空(每小题1分,共10分)(词数:约180;建议用时:8分钟)Many people are surprised when they find the Internet was set up in the 1960s. ________(36) that time,computers were large and expensive.The computer network (网络) didn't work ________(37).If one computer in the network broke down,the whole network ________(38).So a new network system (系统) had to be set up.It should be good enough to be used by many different computers.If one part of the network was not working, information could be sent out through ________(39) part.In this way the computer network system would keep on working all the time.At first the Internet was only used by the government (政府), ________(40) in the early 1970s, colleges, hospitals and banks started to use ________(41)too.However, computers were still very expensive and it was ________(42) to use the Internet.By the start of the 1990s, computers had become cheaper and the Internet had been easier to use.Today it's easy to get online and it ________(43) that millions of people use the Internet every day.________(44) e ­mails is more and more popular among the students.The Internet has now become one of the most important ________(45) of people's life.36.A.In B.At C.By D.On37.A.good B.quick C.hard D.well38.A.started B.turned on C.stopped D.went on39.A.another B.the other C.two other D.others40.A.but B.so C.because D.or41.A.them B.one C.it D.those42.A.easy B.difficult C.free D.interesting43.A.is saying B.says C.is said D.said44.A.Sent B.Sending C.Send D.Sends45.A.a part B.networking C.network D.parts七、阅读理解(每小题2分,共30分)A(词数:约300;建议用时:7分钟)InventionsPhoneThe first telephone was invented by Alexander Graham Bell in 1876.It madecommunications easier.But the telephones were only fixed in post offices.People had to go there to make calls to faraway people and the fees were very ter,a cellphone was developed in 1973 in America.It was one of the most useful inventions.People can use cellphones to communicate with others much more easily.They can take them anywhere to make private calls,even vision calls (可视电话).Cellphones have many other functions,such as sending messages,taking photos and reading online.TVThe first TV set was invented by an English scientist,John Baird,in 1926.The invention helped people watch films at home instead of going to the cinema as before.At first,TV sets only broadcast black­white pictures.Several years later,colored TV sets made the pictures lively.However,they were heavy and thick,so it was difficult to move them.Then,digital TV sets came into being.They are light and thin.Many TV programs are available(可获得的)at any time.At present,people can use the IPTV(网络电视)to record and replay programs.ComputerThe first modern computer was invented in America in 1946.It was as big as a room.It improved the speed and exactitude of calculation (计算).In the 1950s,desktop computers were invented in the same country.They became smaller and could be put on the desk.Since then,they have become very important in many fields of work and leisure.Before the 1970s,the computers were single.It was the Internet that joined the computers into a big family,so they could share information with one another.Around 1985,laptops were developed in Japan.They were much smaller and could be put on people's laps.They were light and easy to take.46.The first cellphone was invented________.A.in 1876 B.in 1926C.in 1946 D.in 197347.People could watch films ________before 1926.A.in the cinema B.on the computerC.on the cellphone D.on TV48.A scientist from ________ invented desktop computers.A.China B.the USAC.the UK D.Japan49.The first modern computer was used for________.A.calculatingB.joining the computers into a big familyC.playing gamesD.sharing information with one another50.Which of the following is right?A.Cellphones can't be used for making vision calls.B.Digital TV sets are light and thick.C.The first modern computer was as big as a desktop computer.D.The Internet connects computers together.B(词数:约190;建议用时:8分钟)Nowadays,computers and the Internet are playing an important part in our life.Some people even say they can't live without them.We usually need to set passwords(密码) whenwe use computers and the Internet.But not all the passwords are safe.We should learn how to make safe passwords.How can you make your computer and Internet passwords safe?Experts have some tips for you.You'd better remember the tips and they are useful for you.Here are the tips.First,make your passwords out of capital(大写的) letters.It will be difficult for others to get into your account(账户).It only takes a hacker(黑客) 10 minutes to work out a six­letter password which is made up of small letters.But the same password in capital letters takes hackers 10 hours to work out.Second,add numbers or symbols to your passwords.It may be much safer.Sometimes such passwords are not easy to remember,but they are really safe.Third,never use personal information for passwords and use different passwords for different accounts.Experts say that a user should change his or her passwords every 90 days.In that way,hackers won't guess your passwords.51.The underlined word “them” refers to(指的是)“________”.A.the passwordsB.computers and the InternetC.the capital lettersD.the accounts52.If you set your password with six capital letters,a hacker may spend ________ working it out.A.10 minutes B.10 hoursC.one day D.a week53.You should change your passwords ________.A.every ten daysB.every monthC.every two monthsD.every three months54.According to the passage,which of the following is NOT a safe password?A.891106. B.Liz287.C.LUCKY3. D.432ac%.55.What's the best title for the passage?A.Computers and the InternetB.Setting Personal AccountsC.Using Capital LettersD.Making Your Passwords SafeC(词数:约260;建议用时:7分钟)Have you noticed your life becoming a little easier?Now,when you go to a certain shopping mall,you can enjoy its free Wi­Fi there.When you want to take a taxi,you can book one with your phone.In fact,all these can be seen as the basic parts of a smart city.The idea of a smart city was brought up by US company IBM in 2010.Generally,a smart city is a city that uses digital technologies such as the Internet to improve city planning,save money and resources,and make our life convenient.How smart can a city be?Here are great examples that we can learn from.In 2009,Dubuque became the first smart city in the US.The city used smart watermeters to take the place of traditional water meters.They can detect(探测)water waste and leakage(泄漏)and send data to let the house owner know.The same system is used for other city resources like electricity and natural gas.This way,people know how they use their resources and are glad to help reduce waste.Santander in Spain also gives us a look at the future.If people point a phone toward a nearby bus stop,the phone immediately shows all bus lines that serve the stop as well as their arrival times.The government organized a research team and provided an App(应用程序)that collects data on almost everything: light,temperature,and the movements of cars and people.Opening the App near a supermarket provides immediate information on special offers.56.According to the passage,which of the following is RIGHT?A.Digital technologies are used in smart cities.B.An English company first raised the idea of a smart city.C.A smart city is mainly made up of free Wi­Fi and phones.D.A smart city is still an idea and hasn't come into being.57.The underlined word “convenient” is the closest in meaning to ________.A.useful B.normal C.suitable D.easy58.Compared to traditional water meters,smart water meters do better in ________.A.cleaning water B.supplying waterC.saving water D.producing water。

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