1、Unit3Scienceandnature[课下作业]Ⅰ.单项填空1.Thatistheonlywaywecanimagine________theoveruseofwaterinstudents’bathrooms.A.reducingB.toreduceC.reducedD.reduce答案 B [此处应该用不定式thewaytodosth表示“做……的途径、方式”,way前有theonly修饰,故选B项。wecanimagine作定语,前面省略了that。]2.Hefeltrather________thatsheshoulddrivethecarats
2、ucha________speed.A.frightening;frighteningB.frightened;frighteningC.frightened;frightenedD.frightening;frightened答案 B [frightened“受惊吓的”,指人的感受,frightening“令人害怕的”,指事物的性质。]3.ManyChineseare________bringingdownthepriceofhousing,thinkingitistoohigh.A.infavourofB.inhonourofC.insearchofD.i
3、nchargeof答案 A [句意:许多中国人认为房价太高,都赞成降低房价。infavourof“赞成,支持”,符合句意。inhonourof“为向……表示敬意”;insearchof“寻找”;inchargeof“负责”。]4.—DidyoutakepartinMary’sbirthdaypartylastFriday?—Ihad________to,butoneofmyclassmatescalledonme.A.admittedB.intendedC.agreedD.promised答案 B [intend“打算”,用于过去完成时,意为“本来计划/打算(
4、做某事)”,符合句意。admit“接受,录取,承认”;agree“同意,赞成”;promise“许诺,保证”。答句句意:我本来打算去参加玛丽的生日聚会,但是我的一个同学来看我了。]85.Thecarburnedmorefuel,buttakingallthingsinto________,itisstillagoodcar.A.expectationB.considerationC.solutionD.inspection答案 B [句意:这辆小汽车很耗油,但综合考虑的话,仍然是一辆不错的车。take...intoconsideration“仔细考虑,把……考
5、虑在内”,故选B。expectation“期望”;solution“解决(方法)”;inspection“检查”。]6.Don’tlookdownupontheuglylittleworm.Inafewweeks,it________intoabeautifulbigbutterfly.A.transformsB.wouldtransformC.havetransformedD.willtransform答案 D [句意:不要小看这个丑陋的小虫子。几个星期以后,它就会变成美丽的大蝴蝶。本题的关键在于时间状语Inafewweeks,该时间状语和将来时连用,表示“
6、一段时间以后”,使用一般将来时。故D项正确。]7.WhenacarelesswaiterspilledabowlofhotsouponJackson’sback,Iwasquiteangry,butJacksonwas________.Heeventoldthewaiternottoworryaboutit.A.ascoolasacucumberB.ashungryasalionC.asheavyasleadD.asmadasawethen答案 A [B项“如饥似渴”;C项“非常沉重”;D项“非常生气”。]8.Unfortunately,theresearch
7、waslimited________increasingeconomicprofits,________protectingtheenvironment.A.to;otherthanB.by;ratherthanC.to;ratherthanD.by;morethan答案 C [第一空是belimitedto的固定搭配;第二空表示“而不是”选ratherthan,而morethan表示“超过,非常”等意思;otherthan表示“除了”。故选C项。]9.Thecompanyhas________asurveytofindouttheemployees’reac