1、课时作业(十)Unit 3ComputersSection Warming up & ReadingLanguage Points(本栏目内容，在学生用书中以独立形式分册装订！).单句语法填空1Try to _(simple) your explanation to the students to help them understand better.答案：simplify2With the help of his friends，he finally _(solution) the problem.答案：solved3Although they come from_(total) diff
2、erent cultures，they get along well with each other.答案：totally4Shes the equal of her brother as far as_(intelligent) is concerned.答案：intelligence5With the_(technology) development，we are leading a more and more comfortable life.答案：technological6. As we all know，air pollution is a_(universe) problem.答
3、案：universal7He spent much of his life_(explore) the wildness.答案：exploring8We should face the _(real) bravely that we dont have enough money for the project.答案：reality9With much effort，the team finally got two_(goal)答案：goals10As our life_(improve)，we find more and more time entertaining.答案：improves.阅
4、读理解Khan Academy is a website providing a free education for any person.The website includes more than 4,000 short teaching videos about many different subjects.Every month，over 7 million people go to the Khan Academy website to watch its videos.Khan Academy began with one man named Salman Khan.As a
5、young man，Khan got a degree from Harvard Business School and began to work in business.In 2006，Khan used the Internet to help his young cousins，who lived far away，with their mathematics schoolwork.He drew numbers and pictures on the website to teach them.After a time，he put his videos onto the websi
6、te YouTube.where his cousins could watch them any time they wanted，But Khan noticed that other people were also watching his videos on YouTube.By 2009，the number of people watching his videos on YouTube was getting very large.Khan decided to make the videos his job instead.So he officially began Kha
7、n Academy，providing videos on mathematics and other school subjects.People did not have to pay to watch the videos.But they could give Khan money if they wanted to support his work.Some people did give Khan small amounts of money，but he was still having a hard time.Later，a woman told Khan that Bill
8、Gates uses Khan Academy for his kids.After that，the Bill and Melinda Gates Foundation began giving money to Khan Academy.In 2010 Google gave the website money too，wanting Khan to translate his videos into the worlds most common languages.Today，people can see Khans videos in many different languages.
9、 Some people think that Khan Academy will be the way more and more people learn in the future.Teachers can use it in their classrooms.Khan believes that Khan Academy will never，and should never，replace a school.But he believes teachers and students can use it to make schools better.语篇解读本文是记叙文。文章主要介绍
10、了一个学习网站。1What can one get from Khan Academy?AVideomaking methods.BFree learning information.CAny help with the schoolwork.DA good number of beautiful pictures.解析：细节理解题。根据第一段的Khan Academy is a website providing a free education for any person可知。答案：B2In its early days，Khan Academy_.Afaced money proble
11、msBhad trouble with languageCwas unpopular with schoolsDhad a shortage of skilled teachers解析：细节理解题。根据第五段的but he was still having a hard time可知，Khan Academy网站在创办初期曾遇到资金问题。答案：A3What does Salman Khan think of Khan Academy?AIt will play an active role in school teaching.BIt can replace teachers in class
12、rooms.CIt can replace a teaching school.DIts the future of education.解析：推理判断题。根据最后一段的he believes teachers and students can use it to make schools better可知，Salman Khan觉得他的网站可以促进教学。答案：A4The text is mainly written to_.Adescribe an academic leaderBintroduce a learning websiteCoffer some network knowledg
13、eDcompare two different learning styles解析：写作目的题。本文主要介绍了Khan Academy这个学习网站的成立背景、发展过程以及现状，由此可知B项概括准确。答案：B.完形填空The day before Fathers Day，Mrs Berry asked her students to make a card for their fathers.She passed out paper and pieces of cloth.Elizabeth looked for a while at the blue cloth and began to cu
14、t it.Then she_1_her paper in half and began writing.When Elizabeth finally looked at the message the teacher gave on the paper，she noticed something else.She felt her_2_grow hotshe hadnt heard that anyone who didnt have a father could make one for a grandfather or an uncle.As her teacher walked to h
15、er，Elizabeth tried_3_her card with her arm，but Mrs Berry gently_4_it so that she could read it.Elizabeth sat_5_，waiting for her to say something，but she saw a _6_roll down Mrs Berrys face.She had never made Mrs Berry so upset.When school was over，Elizabeth_7_until all the other kids left so that she
16、 could_8_.“Im sorry for not listening.Ill make another card_9_you want，Ill do it_10_and bring it tomorrow.”“_11_are you talking about？” asked Mrs Berry.“Mr Fathers Day card.I know youre upset because I didnt do it_12_”“Elizabeth，that was the_13_card in the whole class.It was so_14_that it made me cr
17、y.”Elizabeth was so_15_that she ran out of the classroom.When her mum came home from work that night，Elizabeth_16_to give her the card early.On the front of the card was a _17_of Elizabeths mum，with a blue piece of cloth cut like her hair.Inside the card she had written：Dear Mum，I know you work real
18、ly hard to be both a mummy and a(n)_18_.I want to thank you and _19_you a happy Fathers Day!Love，ElizabethWhen her mum read the card she started_20_，just like Mrs Berry did.语篇解读在父亲节来临之际，没有爸爸的伊丽莎白制作了一张特殊的贺卡，这张小小的贺卡让老师也为之动容。1A.cutBtoreCspreadDfolded解析：把制作卡片的纸折叠(folded)起来，这样与下文提到的“卡片里面写有文字”的说法相符。答案：D2A
19、.heartBfaceChandsDbody解析：从破折号后的部分和下文内容可知，伊丽莎白的卡片是送给妈妈的，而老师要求没有爸爸的同学制作卡片送给爷爷或叔叔。因此，她感到脸上(face)发烫，有些难为情。答案：B3A.coveringBholdingCdoingDmaking解析：用胳膊盖住(covering)卡片，符合“伊丽莎白不想让老师看自己制作的卡片”的语境。答案：A4A.caughtBleftCliftedDplaced解析：老师应该是lifted(举起，拿起)伊丽莎白制作的卡片，目的是看到其内容。答案：C5A.aloneBstillCupDdown解析：伊丽莎白“一动不动地”坐着，等
20、着老师说些什么，反映出她此时内心很害怕。still是“静止不动”的意思。答案：B6A.tearBsmileChairDsweat解析：从下文看，老师哭了，故此处应该是老师的眼泪(tear)从脸上滚下。答案：A7A.workedBwaitedCstoodDsat解析：放学后，伊丽莎白想等到(waited)其他同学都走了，再向老师道歉。答案：B8A.apologizeBstopCunderstandDstay解析：从下文看，伊丽莎白误认为是自己的卡片使老师生气了，故想道歉(apologize)。答案：A9A.becauseBuntilCunlessDif解析：句意为：如果(if)你想要的话，我将再
21、制作一张卡片。答案：D10A.just hereBat onceCat homeDat school解析：从下文所说bring it tomorrow可知是回家做。答案：C11A.WhoBWhoseCWhichDWhat解析：what作介词about的宾语，意为“你在谈论什么？”答案：D12A.carefullyBquicklyCwrongDright解析：由上文可知，伊丽莎白认为老师伤心是因为她没按照老师的要求做。答案：D13A.worstBbestCfavouriteDsimplest解析：这是全班做得最好的贺卡。答案：B14A.wildBusefulCsweetDhard解析：sweet
22、意为“漂亮的，美的”。答案：C15A.happyBregretfulCbraveDrude解析：伊丽莎白太高兴了，以至于跑出了教室。答案：A16A.seemedBdecidedCrefusedDpromised解析：那天晚上母亲下班回家后，她决定把贺卡送给母亲。答案：B17A.recordingBdiscoveryCdrawingDwriting解析：她在贺卡上画了母亲的画像。答案：C18A.teacherBsisterCdaddyDaunt解析：我知道你辛勤工作，既当母亲角色又当父亲角色。答案：C19A.wishBhopeCwantDcongratulate解析：wish sb.a happ
23、y Fathers Day祝某人父亲节愉快。答案：A20A.laughingBjokingCworryingDcrying解析：正如老师一样，母亲看了贺卡之后激动地流泪了。答案：D.短文改错Today some classmates and I served at Capital Library as volunteers.At 9 oclock that morning，we gathered at the gate of the library.After getting into the library，we were first trained by librarian to oper
24、ate the computers to borrow or returned books so that we could help readers later.Then we got down to our works.Some helped with shelving books and some offered help to the people whom had difficulty used the computers.All of us took our tasks serious and tried to do it well.Time had passed by quick
25、ly.After we knew it，it was time to say goodbye to the staff.On the way back，we shared our feelings happily.参考答案Today some classmates and I served at Capital Library as volunteers.At 9 oclock tha morning，we gathered at the gate of the library.After getting into the library，we were first trained by li
26、brarian to operate the computers to borrow or returne books so that we could help readers later.Then we got down to our work.Some helped with shelving books and some offered help to the people who had difficulty use the computers.All of us took our tasks seriou and tried to do i well.Time had passed by quickly.Afte we knew it，it was time to say goodbye to the staff.On the way back，we shared our feelings happily.版权所有：高考资源网()