1、第 1页（共 12页） Unit1 Life Choices Section D Grammar 一、用适当的介词或副词填空 1.It is clear that the girl doesnt have confidence her future. 2.I was surprised to know that his experience was quite differentmine. 3.When her mother came home,she was chatting someone online. 4.Accordingthe information,I could tell th
2、at he was lying. 5.The mother is trying her best to drag her son away the computer. 6.Theres little time left.Lets setto do our work. 7.I wont go to the cinema on Sunday.I will go to the park. 8.Through hard work,the girl got a degreemusic in this college. 二、用方框中所给短语的适当形式填空 第 2页（共 12页） all in allfro
3、m time to timein personaccording toget aheadset outa range ofrecover from 1.To arrive there on time,the boys early in the morning. 2.Her aim is toin this company,so she is working very hard. 3.It will take a long time for her to the injury. 4.The new shop offersfresh fruits to the local villagers. 5
4、.,although the weather was bad,the party was a great success. 6.The work was donethe famous expert s advice. 7.Everyone here is very busy,so you have to collect your tickets. 8.Whilelivinginthecountry,shewenttothe riverside. 三、阅读理解 A 3D printing is a recent technological development that has started
5、 making its way into the marketplace.It is a way of 第 3页（共 12页） making 3D objects from computer models.3D printing works by adding together layers of material.This pattern is repeated until the layers form a shape for almost any purpose.The almost unlimited possibility of 3D printing is quickly lead
6、ing to a revolution in how things are made and produced.As with most technology，3D printing may help to create things that could benefit humans.However，it could also be used to create things that could harm other people. One of the promising aspects (方面)of 3D printing is that it may help doctors tre
7、at patients in need.Currently，3D printing is being used to create prostheses (假体)that help replace missing noses and eyeballs，thus greatly cutting down on the usual wait time for a new prosthesis.Dentists are also using 3D printers to create custom toothbrushes for patients teeth.The toothbrush fits
8、 a persons teeth well，which means thattheygetamuchcleanermouththanwithregular toothbrushes.Many scientists see the potential for 3D printing tocreatereplacementorgansforpeoplewhoneedorgan transplants.This would save lives as it remove the need for such patients to wait for an organ donation (捐献) Alt
9、hough many people believe 3D printing is a positive technology that could help humans，it may also have the opposite effect.There is a recent controversy (争议)about the ability of 3D printing to produce arms such as guns.Recently，one organization announced the plans to produce a 3D plastic 第 4页（共 12页）
10、 gun.Anyonewiththepropertechnologyandwiththe determination to make a gun could potentially do so.Will the future of 3D printing provide hope or danger to humans? 1According to the article，how does 3D printing work? AIt helps companies enter the marketplace. BIt adds together layers of material toget
11、her to make a shape. CIt uses 3D objects to make computer models. DIt uses printers to make different models of computers. 2According to the article，what is one possible future benefit of 3D printing? AIt may help to prevent deaths. BIt can create controversy. CIt can make a toothbrush. DIt could pr
12、oduce computers. 3Which paragraph talks about the controversial aspects of 3D printing? AParagraph 1.BParagraph 2. CParagraph 3.DAll of the above. 4What can be inferred from the article? AIt is not yet known whether there will be more benefits than dangers in 3D printing. B Most of companies will st
13、art to use 3D printing technology in the future. C Soldiers will benefit greatly from advances in 3D 第 5页（共 12页） printing. DThe government will probably forbid 3D printing because it is too dangerous. B Robotshavealwayshadcertainadvantagesover humans.Theyre typically made of more durable materials t
14、han the soft tissue covering human bodies and since they can be repaired in the event of damage，they can basically “live” forever.But robots are usually heavy and awkward，and humans have always had a huge advantage in terms of dexterity Thanks to the mad scientists at Boston Dynamics，that appears to
15、 be changing.The humanoid Atlas robot，which has already showed incredibly impressive humanlike abilities， just keeps getting better and better，and a new video by the company shows that its fluidity(流畅)of movement has now easily surpassed your own (and mine) Atlas has slowly but surely been learning
16、a lot of new skills over the past few years.Its graduated from holding boxes and awkwardlywalkingtosprinting( 冲 刺 )overobstaclesand navigating(导航)all manner of difficult terrain(地形) This latest show is an evolution of those skills，with the robot showcasing its ability to fall down，spin in the air， a
17、nd even do a respectable handstand.Its essentially a full fledged(经过充分训练的)gymnastics routine being performed by 第 6页（共 12页） a robot.Whether thats awesome or scary depends on your point of view. We created the maneuvers(招式)using new techniques that streamline the development process.First，an optimiza
18、tion algorithm(优化算法)transforms highlevel descriptions of each maneuver into dynamically feasible( 动 态 可 行 的 )reference motions.Then Atlas tracks the motions using a model predictive controller that smoothly blends from one maneuver to the next.Usingthisapproach ， wedevelopedtheroutine significantly
19、faster than previous Atlas routines，with a performance success rate of about 80%. Still，being able to pull this off four out of five times is nothing to laugh at，and if Atlas is indeed learning things faster than ever before，well likely be seeing even more impressive routines in the near future. 5 T
20、he word “ dexterity ”in Paragraph 1 means to be AviolentBflexible ClightDstupid 6Whats the authors attitude towards the robots new ability? AAwesome.BScary. CPromising.DDoubtful. 7Whats the authors purpose in writing Paragraph 5? ATo show how Atlas made fullfledged gymnastics routine. 第 7页（共 12页） BT
21、o explain how Atlas got the new maneuvers. CTo promote the development of robots DTo introduce the theory of Atlas. 8What does the text intend to tell us? ARobots have always had certain advantages over humans. BRobots likely have more development in the near future. CAtlas can do everything that we
22、 want him to do. DAtlas is a fullytrained gymnast with a lot of skills. 四、阅读七选五 Until two weeks ago，sixth graders could be found playing football.Recess(课间休息)was a time to play，learn，and exercise.Then ， footballwasbannedforbeing“ too dangerous” Now youll find us lying on the grass and wishing for so
23、mething to fill our time. Football is a good source of exercise.The TIME for Kids article， “Fighting Fat in Kids， ”talks about different ways to fight obesity(肥胖)1We need football so we dont grow up to be unhealthy and get diseases like diabetes or heart diseases. 2With big teams it doesnt leave any
24、one out like other games.Just picture it: Every child in sixth grade can be invited to play together! Whether you are a great player or a beginner， there is always a place for you on the team! Some people think football is only for boys.3Out of 25 kids，including boys and girls，all will say they want
25、 to play 第 8页（共 12页） football.Even my mom and sister love to play.This shows that football is a valuable part of recess and should not be banned. Football helps us learn important things.4Sometimes during the game both teams argue because they think they should get the point.This gives kids a chance
26、 to work out their problems on their own and make a solution. Please allow football again at recess.5We will get more exercise，we will build community，and we will learn important skills.These are lessons we need，and as long as we are careful， we can be safe.Please take the football ban away and let
27、us play again. AIn fact，thats not true. BWe will be healthier，stronger kids if you do. CFor example，we can learn to solve problems. DFootball is a game that everyone can participate in. EThese are the basic football rules for school children. FOne of the reasons kids get fat is because they dont get
28、 enough exercise. GFootball is a dangerous sport with injuries happening frequently to the head. 第 9页（共 12页） 一、用适当的介词或副词填空 1.in2.from3.with4.to5.from6.out7.instead8.in 二、用方框中所给短语的适当形式填空 1.set out2.get ahead3.recover from 4.a range of5.All in all6.according to7.in person 8.from time to time 三、阅读理解 1.
29、B细节理解题。根据第一段的“3D printing works by adding together layers of material.This pattern is repeated until the layers form a shape for almost any purpose.”可知，3D 打印机 是通过将多层材料叠加在一起来实现的。这种模式不断重复，直到材 料层形成一个形状。B 符合以上说法。 2.A细节理解题。根据文章第二段的“Many scientists see the potential for 3D printing to create replacement o
30、rgans for people who need organ transplants.This would save lives as it remove the need for such patients to wait for an organ donation.”可知，3D 打印技术能应用于器官移植，那么就不需要等 待器官捐献，能拯救生命。故选 A 项。 3.C主旨大意题。根据文章第三段的“There is a recent controversy about the ability of 3D printing to produce arms such as guns.”可知，本段
31、讨论了 3D 打印的争议。故选 C 项。 4.A推理判断题。根据文章的主要内容，尤其是最后一段的 “Will the future of 3D printing provide hope or danger to humans？”可以推测出，3D 打印技术究竟能给人类带来好处还是危 险还未可知。故选 A 项。 第 10页（共 12页） 5.B词义猜测题。结合上文“But robots are usually heavy and awkward，and humans have always had a huge advantage”可知对 比之下，机器人沉重、笨拙，人类的巨大优势是灵活敏捷。故画
32、线单 词意思为“灵活的” 。故选 B。 6.C推理判断题。由文中最后一段“Still，being able to pull this off four out of five times is nothing to laugh at，and if Atlas is indeed learning things faster than ever before，well likely be seeing even more impressive routines in the near future.”可知作者对机器人的新能力持抱有希望的态度。故选 C。 7.B推理判断题。 根据第五段第一句 “W
33、e created the maneuvers using new techniques that streamline the development process.” 可知第五段主要讲科学家如何优化编程机器人， 如何让机器人做更灵 活敏捷的动作。 故作者写第五段的目的是解释 Atlas 是如何得到新的 动作的。故选 B。 B推理判断题。根据最后一段中“if Atlas is indeed learning things faster than ever before，well likely be seeing even more impressive routines in the ne
34、ar future.”以及本文主要讲述了 机器人 Atlas 发展的现状和前景。 可知文章主要想告诉我们机器人在 不久的将来可能有更多的发展。故选 B。 四、阅读七选五 1F根据上文“The TIME for Kids article， Fighting Fat in Kids， talks about different ways to fight obesity(肥胖) ” 可知，本句承接上文进一步说明孩子变胖的原因。故 F 选项“孩子们 变胖的原因之一是他们没有得到足够的锻炼”符合上下文语境，故选 F。 第 11页（共 12页） 2D根据后文“With big teams it does
35、nt leave anyone out like other games.Just picture it: Every child in sixth grade can be invited to play together！ ”可知，足球这项运动可以让孩 子们都参与进来。故 D 选项“足球是一项人人都可以参加的运动”符 合上下文语境，故选 D。 3A根据后文“Out of 25 kids，including boys and girls， all will say they want to play football.”可知，事实上，无论 男女都喜欢足球，上文提到的足球是只给男孩玩得不是真的
36、。故 A 选 项“事实上，那不是真的”符合上下文语境，故选 A。 4C根据后文“This gives kids a chance to work out their problems on their own and make a solution.”可知，本句主要是 说足球可以帮助孩子们学会解决问题，故 C 选项“例如，我们可以学 习解决问题”符合上下文语境，故选 C。 5B根据下文“We will get more exercise，we will build community，and we will learn important skills.”可知这里是说 踢足球的种种好处。B 项中的 We will 和该空后的三个 We will 形成 排比句式。故 B 选项“如果你这样做，我们会成为更健康、更强壮的 孩子”符合上下文语境，故选 B。 第 12页（共 12页）
