2018-2019学年人教版高中英语必修三习题Unit 2 Section 3 作业 Word版含答案

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高中英语专题

Unit 1 SectionⅢ

Ⅰ.单词拼写

1．Itisalsowiseofchildrentoconsult(请教)theirparentswhenmakingdecisions.

2．Ahealthydietisveryimportantforpeople.Itcontainssomefat，somefibre(纤维)，alittlesaltandsoon.

3．Drinksomethinghotafteryoueat，andyourstomachwilldigest(消化)yourfoodbetter. 4．Thecarrot(胡萝卜)isahealthyvegetableandalsorabbits'favourite. 5．Hedidn'tshoutorswear，butjustglared(怒视)silentlyatme. 6．Abird'sbreast(胸部)isthefrontpartofitsbody.

7．“I wish I didn't have so much to do.”shesighed(叹息)． 8．Itissaidthatyogaisofgreatbenefit(好处)tohumanhealth.

9．Manypeoplelikethefilmbecauseitcombines(结合)educationwithrecreation. 10．Inmyopinion，youhadbettersetalimit(限制)totheexpenseofyourtrip. Ⅱ.语法填空

1．—TurnofftheTV，Jack.Shouldnotyoubedoingyourhomeworknow? —Mum，justtenmoreminutes，please.

解析：由句意知，妈妈是在责备杰克“难道你现在不应该在做作业吗？”，故应用否定式疑问句。

2．Beingadisabledman，hehasdifficultyearning(earn) hisliving. 解析：考查固定搭配。havedifficulty (in) doingsth做某事有困难，earnone'sliving谋生。 3．Notearningenoughmoneythismonth，Ihadtocutdownmyexpenses. 解析：句意：由于这个月没有挣够钱，我不得不减少开支。cutdown减少。

4．Alargesumofmoneyhasbeenraisedforthebenefitofthepoorly-educatedchildreninthemountainousareas.

解析：句意：为帮助山区那些受教育程度很低的孩子，人们募捐了大量的钱。forthebenefitofsb为了某人的利益，为帮助某人。

5．Thoughwearenotwalkingslowly，Istillthinkthatitwon'tbelongbeforehe_catches(catch) upwithus. 解析：句意：尽管我们走得挺快的，但我认为他不久就会赶上我们的。Itwon'tbelongbefore...表示“用不了多久就……”，为常用句型。

6．Theproblemiswhatweshoulddowhenthereisnomarkedforceto_limit(limit)thepollutionthatcausesclimatechange.

解析：句意：问题是，当没有明显的力量来限制引起气候变化的那些污染的时候，我们该怎么做呢？本空提示动词用不定式作定语修饰名词force表示“……的力量”。

高中英语专题

7．Hehad_consulted(consult) anumberofbooksaboutthesubjectinthelibrarybeforehegavehisspeech. 解析：考查时态。

8．Sincetheyboughtthehouse，theSmithshavebeenindebttheseyears. 解析：由语境可知此处用beindebt。

9．Whyareyouspyingonmeallthetime? Whatdoyouwanttospyout? 解析：考查固定短语。spyon暗中监视，窥探；spyout查明，弄清楚。句意：你为什么一直暗中监视我？你想查明什么？

10．Toourjoy，theoperationisasuccessandthepatientisnowoutofdanger. 解析：句意：令我们高兴的是，手术成功了并且病人现在脱离了危险。asuccess“一件成功的事”，在这里success为抽象名词具体化；outofdanger为固定搭配，意思为“脱离危险”。

Ⅲ.阅读理解

(2018·天津，C)

There'sanewfrontierin3Dprintingthat'sbeginningtocomeintofocus：food.Recentdevelopmenthasmadepossiblemachinesthatprint，cook，andservefoodsonamassscale.Andtheindustryisn'tstoppingthere.

Foodproduction

Witha3Dprinter，acookcanprintcomplicatedchocolatesculpturesandbeautifulpiecesfordecorationonaweddingcake.Noteverybodycandothat—ittakesyearsofexperience，butaprintermakesiteasy.ArestaurantinSpainusesaFoodinito“re-createformsandpieces”offoodthatare“exactlythesame，”freeingcookstocompleteothertasks.Inanotherrestaurant，allofthedishesanddessertsitservesare3D-printed，ratherthanfarmtotable.

Sustainability(可持续性)

Theglobalpopulationisexpectedtogrowto9.6billionby2050，andsomeanalystsestimatethatfoodproductionwillneedtoberaisedby50percenttomaintaincurrentlevels.Sustainabilityisbecominganecessity.3Dfoodprintingcouldprobablycontributetothesolution.Someexpertsbelieveprinterscouldusehydrocolloids (水解胶体)fromplentifulrenewableslikealgae

(藻类)

andgrasstoreplacethefamiliaringredients

(烹饪原料).3Dprintingcanreducefueluseandemissions.Grocerystoresofthefuturemightstock“food”thatlastsyearsonend，freeingupshelfspaceandreducingtransportationandstoragerequire-ments.

Nutrition

Future3Dfoodprinterscouldmakeprocessedfoodhealthier.HodLipson，aprofessoratColumbiaUniversity，said，“Foodprintingcouldallowconsumerstoprintfoodwithcustomizednutritionalcontent，likevitamins.Soinsteadofeatingapieceofyesterday'sbreadfromthesupermarket，you'deatsomethingbakedjustforyouondemand.”

Challenges

Despiterecentadvancementsin3Dfoodprinting，theindustryhasmanychallengestoovercome.Currently，mostingredientsmustbechangedtoapaste(糊状物)

beforeaprintercanusethem，andtheprintingprocessisquitetime-consuming，becauseingredientsinteract

高中英语专题

witheachotherinverycomplexways.Ontopofthat，mostofthe3Dfoodprintersnowarerestrictedtodryingredients，becausemeatandmilkproductsmayeasilygobad.Someexpertsareskepticalabout3Dfoodprinters，believingtheyarebettersuitedforfastfoodrestaurantsthanhomesandhigh-endrestaurants.

文章大意：本文是一篇科普文章。它主要介绍了3D食物打印机的优点和缺点。 1．Whatbenefitdoes3Dprintingbringtofoodproduction？B A．Ithelpscookstocreatenewdishes. B．Itsavestimeandeffortincooking. C．Itimprovesthecookingconditions. D．Itcontributestorestaurantdecorations.

解析：推理判断题。根据Foodproduction标题下的第二句“...ittakesyearsofexperience，butaprintermakesiteasy.”知利用3D打印机打印食物省时省力，故答案为B。

2．Whatcanwelearnabout3DfoodprintingfromParagraph3？D A．Itsolvesfoodshortageseasily. B．Itquickensthetransportationoffood. C．Itneedsnospaceforthestorageoffood. D．Itusesrenewablematerialsassourcesoffood.

解析：推理判断题。根据第三段中的renewables知，3D打印机用的是可再生材料，故D项正确。

3．AccordingtoParagraph4,3D-printedfoodB. A．ismoreavailabletoconsumers B．canmeetindividualnutritionalneeds C．ismoretastythanfoodinsupermarkets D．cankeepallthenutritioninrawmaterials 解

析

：

推

理

判

断

题

。

根

据

该

段

中

的

“Foodprintingcouldallowconsumerstoprintfoodwithcustomizednutritionalcontent，likevitamins.”知，3D打印机打印食物可以满足个人的营养需求，故答案为B。

4．Whatisthemainfactorthatprevents3Dfoodprintingfromspreadingwidely？C A．Theprintingprocessiscomplicated. B．3Dfoodprintersaretooexpensive. C．Foodmaterialshavetobedry. D．Someexpertsdoubt3Dfoodprinting.

解析：细节理解题。根据

Challenges

下的

ontopofthat，

mostofthe3Dfoodprintersnowarerestrictedtodryingredients知选项C正确。A项“打印过程很复杂”，B项“3D食物打印机太贵”，D项“有些专家质疑3D食物打印”，均为无中生有。

5．Whatcouldbethebesttitleofthepassage？A A．3DFoodPrinting：DeliciousNewTechnology

高中英语专题

B．ANewWaytoImprove3DFoodPrinting C．TheChallengesfor3DFoodProduction D．3DFoodPrinting：FromFarmtoTable

解析：标题归纳题。本文介绍了一种美味的新科技——3D食物打印，故A项适合作文章标题。

Ⅳ.完形填空

阅读下面的短文，从短文后各题所给的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项。

Childrenareeatingmoremeatandcandybutlessvegetablessuchasbeans，cabbagesandeggplants.1.Dtheytakeintoolittlefiberbuttoomuchfatandsugar 2.Agivethemtoomanycalories. Nowparentshaveonlyoneortwochildren.Theyhavethrownawaythebalanced 3.B ，justfeedingthemon“quality

food”．Parentsthinkitisshowingtheirloveandthatit4.Dthemalot.Theyfeelbadiftheirchildrenlook5.C. 6.B ，suchashamburgers，pizzaandFrenchfries，hasbeen7.Aformanyyears.Asitisquickandeasy8.Bchildrentoeatandalsoittastesgood，manychildrenlikeit.

Junkfoodis 9.Coffat，salt，sugarandmanyfoodadditives(添加剂)．Eatingtoomuchjunkfoodmakeschildrenoverweightanddoesthemgreat10.D. Thankstomoderntechnology，agrowingarmyofchildrenspendmuchtimeonvideogamesthoughthey11.Aspenditonoutdoorsports. 12.Baboutthephysicalconditionofoverweightchildren，thereisaclearrelationshipbetweenbeingfatandlackof 13.Cplay.Childrengetfatbecausetheygive14.Bmoving，andasaresult，theymovelessandlessbecausethey're15.Aweight.Inthisway，manychildrenlookheavybut16.Btheyareinpoorhealth. 17.Cistimeforchildrentochangetheirdietandthewayoflife. 18.Athejunkfoodandmeatandcombinethedailylife19.Bsomeoutdoorsports.Itwillhelploseweightandwinhealth20.C. 文章大意：孩子们不容乐观的健康状况向我们敲醒了警钟：远离“垃圾”食品。 1．A.Because C．Therefore

B．Though D．So

解析：上下文之间为因果关系。若选therefore后面需要加逗号。 2．A.that C．they

B．which D．but

解析：定语从句先行词是物，且有much修饰，故用关系代词that。 3．A.food C．nutrition

B．diet D．meal

高中英语专题

解析：abalanceddiet是固定结构，“均衡的饮食”。 4．A.digests C．helps

B．gains D．benefits

解析：benefit此处用作动词，“有益于”。 5．A.fat C．thin

B．heavy D．sorry

解析：家长认为给孩子高质量的食物就是对他们好，就能表达爱，那么让父母感到难过的当然是看到孩子“瘦”了。

6．A.Commonfood C．Rawfood