2020-2021学年新教材人教版英语必修第三册习题：课时作业3 UNIT 1 DISCOVERING USEFUL STRUCTURES WORD版含解析.DOC

1、.阅读理解Valentines Day is named after Saint Valentine, an early Christian churchman who helped young lovers. Valentine was killed for his Christian beliefs on February 14 more than 1,700 years ago, but the day that has his name is even earlier than that.More than 2,000 years ago, the ancient Romans cel

2、ebrated a holiday for lovers. As part of the celebration, girls wrote their names on pieces of paper and put them in a large container. Boys reached into the container and pulled one out. The girl whose name was written on the paper became his lover or sweetheart for a year. Today, lovers still put

3、their names on pieces of paper and they send each other Valentines Day cards that tell of their love. Sometimes they also send gifts, like flowers or chocolate candy. Americans usually send these gifts and cards through the mail system. But some used another way to send this message. They have it pr

4、inted in a newspaper. The cost is usually a few dollars. Some of the messages are simple and short, “Jane, I love you very much.” Others say more. This one, for example, “Roses are red. Violets are blue. I hope you love me as much as I love you. Forever, Mary.”Most of the newspapers that print such

5、messages are local, but USA Today is sold throughout the United States and 90 other countries as well. This means someone can send a Valentine message to a lover in a faraway city or town almost anywhere in the world. These messages cost 80 dollars and more. An employee of USA Today says readers can

6、 have a small heart or rose printed along with their messages this year. Will this kind of Valentines Day message reach the one you love? Well, just make sure he or she reads the newspaper.本文是一篇说明文。本文介绍了情人节的起源以及情侣们庆祝节日的方式，例如把名字写在纸上，互相送情人节卡片，寄送礼物和卡片等，现在美国还出现了通过登报来表达爱意的方式。1Which time period did Saint

7、Valentine live in?AMore than 1,700 years ago. BMore than 2,000 years ago.CMore than 3,700 years ago. DMore than 300 years ago.答案：A解析：细节理解题。根据第一段中“Valentine was killed for his Christian beliefs on February 14 more than 1,700 years ago”可知，1 700年前瓦伦丁在2月14日因为他的基督信仰而被杀，可知他生活的年代应该是more than 1,700 years ag

8、o。故选A。2According to Para. 2, which of the following is not part of celebration on Valentines Day?ALovers put their names on pieces of paper.BLovers send each other cards that tell of their love.CLovers talk about their love stories on TV programs.DLovers send gifts and cards through the mail system.

9、答案：C解析：细节理解题。根据第二段的lovers still put their names on pieces of paper and they send each other Valentines Day cards that tell of their love. Sometimes they also send gifts, like flowers or chocolate candy. Americans usually send these gifts and cards through the mail system.可知，情侣们庆祝情人节，把他们的名字写在纸上，互相送情人

10、节卡片表达爱，有时他们也送礼物，美国人通常使用邮递寄送礼物和卡片。所以A、B、D三项正确，但是他们并不在电视节目中讲爱情故事。故选C。3What is the cost of printing a message in USA Today to show ones love?AFor free. BA few dollars.CLess than 80 dollars. D80 dollars and more.答案：D解析：细节理解题。根据最后一段“These messages cost 80 dollars and more”可知，这些信息要花费80美元甚至更多，故选D。4What is

11、the purpose of the passage?ATo introduce the origin of Valentines day and its modern style.BTo advertise for the newspaperUSA Today.CTo tell you that Americans are open to express their love.DTo call on all the lovers to remember Saint Valentine forever.答案：A解析：写作意图题。本文介绍了情人节，第一段说明了情人节的起源来历，第二段介绍了情人节

12、表达爱意的方式，第三段交代了在报纸上表达爱意的现代方式，综合各段大意，本文写作目的是介绍情人节起源以及现代的表达方式。故选A。.七选五Everyone knows the advantages of using email. Its much faster than ordinary mail. Its much cheaper than the telephone. _1_ However, it is not always good to use email at work. Some companies are limiting the use of email in their off

13、ices for several reasons._2_ You send out your message and then you have to wait for an answer. This is not a problem if you need to send simple information. But if the message is more complicated, email is not so good.There is another problem with email: You dont get much information from the messa

14、ge. You have only the words themselves. This doesnt matter if the message is just about facts or if it is not important. _3_ You cant tell much about what the email sender was thinking or feeling. You may put your own feelings into the message. And this can lead to communication problems in a compan

15、y.Psychologists from England studied office workers opening their email. _4_ They found that certain kinds of messages made blood pressure go up. It went up if the messages seemed angry or negative. It also went up if the messages were from the boss. It went up the highest when the messages were bot

16、h negative and from the boss.The psychologists said that people should be careful how they use email at work. This is especially true for the people with top jobs in a company. _5_ They should never send important news by email. They should always meet face to face with the person.AOne reason is tha

17、t email is only oneway.BSometimes, their blood pressure went down.CTheir messages can easily hurt or upset people.DAnd its easier than trying to meet with someone in person.EThe psychologists measured the blood pressure of the workers.FIt can help to avoid misunderstanding and strengthen relationshi

18、ps.GBut it might cause trouble if the message is about something important.本文是一篇说明文。文章介绍了电子邮件虽有好处，但在工作中电子邮件并不总是好的，并说明了在工作中电子邮件的使用受限的几个原因。1D解析：根据前文内容可知，每个人都知道使用电子邮件的好处。它比普通邮件快得多。它比电话便宜得多。D选项和前文是并列关系，说明电子邮件的好处，再根据后文可知，在提出电子邮件的好处同时，在工作中电子邮件并不总是好的。故可知D项承上启下。2A解析：根据前文的.for several reasons.和第三段的There is a

19、nother problem with email：可知此处要解释一些公司限制在办公室使用电子邮件的几个原因，故选择A项(原因之一是电子邮件只是单向的)。3G解析：根据前文内容中的You dont get much information from the message.This doesnt matter if the message is just about facts or if it is not important. 可知G选项中的message和important 与前文内容呼应，且语义(但如果信息是关于一些重要的事情，它可能会引起麻烦)承接上文并且和前文是转折关系，故选择G项

20、。4E解析：根据后文的They found that certain kinds of messages made blood pressure go up.可知They指代E选项中的psychologists，且E选项中blood pressure和后文的相呼应，E选项的句意(心理学家测量了这些工人的血压。)承接下文，故E项正确。5C解析：根据空前的This is especially true for the people with top jobs in a company.这对公司里身居要职的人来说尤其如此。可知C选项中Their messages指代前文“the people wit

21、h top jobs”，且承上启下，身居要职的人发出的消息可能会伤害他人，故他们不要用电子邮件发送重要的消息，故C项正确。.语法填空China, which takes pride in inventions in ancient times, has once again shown its _1_ (able) to change the world with its “new four great inventions”： highspeed railways, electronic payments, shared bicycles and online shopping. The “

22、new four great inventions” are all related _2_ Chinas hightech innovation (创新), _3_ improved the quality of peoples lives. “My wallet is no longer in use. I can buy and eat _4_ I want simply with a tap of my phone，” says Lin Long, _5_ overseas Chinese student from Cambodia. “It is _6_ (amaze) that e

23、ven pancake sellers are using Alipay.”The operating model of bikesharing is based on satellite navigation system, mobile payment, big data _7_ other high technologies. It is _8_ (increase) clear that China is innovating and no longer copying Western ideas. China has the _9_ (large) mobile use in the

24、 world.In terms of the “new four great inventions”， Charlie Dai, principal analyst of American market research company Forrester, said, “These products and services _10_ (improve) customer experience so far.”本文是说明文。介绍了中国的“新四大发明”：高速铁路、电子支付、共享自行车和网上购物，以及它们对人们生活的影响。1ability解析：考查名词。句意：以古代发明为傲的中国，再一次用“新四

25、大发明”展示了它改变世界的能力。its后边接名词形式，故填ability。2to解析：考查介词。句意：“新四大发明”都与中国的高科技创新有关，这提高了人们的生活质量。短语“与有关”be related to，故填to。3which解析：考查关系代词。句意：“新四大发明”都与中国的高科技创新有关，这提高了人们的生活质量。which引导非限制性定语从句，指代前面句子，在从句中作主语。故填which。4whatever/what解析：考查代词。句意：只需轻松点下手机，我就可以购买和吃我想要吃的东西。whatever/what引导宾语从句，在从句中作宾语，故填whatever/what。5an解析：考

26、查不定冠词。此处指一位来自柬埔寨的海外留学生，overseas以元音音素开头，故答案为an。6amazing解析：考查形容词。此处为表语，又因为主语为It指物，用ing结尾的形容词，故填amazing(令人惊讶的)。7and解析：考查并列连词。句意：共享单车的运营模式是基于卫星导航系统、移动支付、大数据和其他高科技。根据句意可知，此处应填并列连词，连接几个并列成分，故填and。8increasingly解析：考查副词。clear是形容词，用副词修饰形容词，故答案为increasingly。9largest解析：考查最高级。句意：中国拥有世界上最大的移动手机的应用。定冠词the用在最高级前面，故答案为largest。10have_improved解析：考查时态。句意：这些产品和服务到目前为止改善了客户体验。根据so far可知句子用现在完成时态，These products and services是句子主语，复数形式，故答案为have improved。