山西广播电视大学开放教育专科数学水平测试试题（一）2005年7月一、单项选择题（1）。集合3,2.0,2,1,0NM则NM（）（A）空集（B）2,0（C）2,1,0（D）3,2,1,0（2）已知等差数列na的公差为2，且229a，则1a的值是（A）3（B）-3（C）6（D）-6（3）已知圆锥的高为2，母线与轴成3的角，那么这个圆锥的体积为（A）32（B）332（C）8（D）6二．填空题：（1）函数xxy31的定义域是。（2）函数3xy的图象关于对称（3）已知正方体的全面积为13，则这个正方体的一条对角线长为。（4）如图正方体1111DCBAABCD的棱长为a，则直线AB与直线1DC所成的角是三、计算题（1）解不等式0821741xx测试（二）解答一．（1）。D（2）。C（3）。C二．（1）。31x（2）原点（3）226（4）o45三．解：0121821xx0121x0821xx＜-3英语部分一、单项选择1.-----Excuseme.Isthere_____parknearby?-----Yes.It'sovertherenextto_____postoffice.A.a,/B.a,theC./,theD.the,a2.-----_____didMr.Wangleaveinahurry?-----Perhapstomeetafriend.Whoknows?A.HowB.WhereC.ForwhatD.Withwhom3.-----Couldyoutellme_____theBambooGarden?-----Thedayaftertomorrow,Ithink.A.whenwillyouvisitB.whenyouwillvisitC.whenwouldyouvisitD.whenyouwouldvisit4.-----Whereisthescientist_____gaveusthetalkyesterday?-----HehasgonebacktoQinghuaUniversity.A.whomB.whoC.whoseD.which5.-----Didyounoticehimcomein?-----No.I_____afootballgame.A.havewatchedB.hadwatchedC.amwatchingD.waswatching6.-----Now,wecometothissentence“You'llmakeitifyoutry.”-----Excuseme,sir.Whatdoes“you'llmakeit”mean?-----Goodquestion!Itmeansyou'll_____.A.besuccessfulB.bepatientC.makemoneyD.maketrouble7.-----Jacky,lookatthatJapanesesumoist(相扑手).-----Wow._____!A.HowafatmanB.WhatafatmanC.HowfatmanD.Whatfatman8.-----Howdoyougotoschooleveryday?-----Bybike.ButItakeataxiwhenit_____.A.rainsB.rainedC.willrainD.israining9.-----Mum,mathsistoohardforme.-----Honey,workhard,_____you'llfinditeasy.A.butB.orC.andD.so10.-----Theheadteacherisalwayssayingmyhairistoolong.-----He'sright.Ithinkyou'dbetter_____itcut.A.makeB.haveC.tomakeD.tohave11.------_____areyougoingtobeinthefuture?-----Iwanttobeaperson_____YangLiwei.A.How,likeB.How,asC.What,likeD.What,as12.-----ArethesecarsmadeinJapan?-----Yes.Andthey'remuchcheaperthan_____madeinAmerica.A.thatB.thoseC.itD.ones13.-----Itisgenerallyconsideredunwisetogiveachild_____heorshewants.A.howeverB.whateverC.whicheverD.whenever二、阅读下列短文，从每题所给的四个选项中选出最佳选项Dolphins(海豚)arenotfish,butwarm-bloodedanimals.Theyliveingroups,andspeaktoeachotherintheirownlanguage.Inthistheyarelikeotheranimals,suchasbeesandbirds.Butdolphinsareverydifferentfromalmostalllandanimals.Theirbrainisnearlythesamesizeasourown,andtheylivealongtime－atleasttwentyorthirtyyears.Likesomeanimals,dolphinsusesoundtohelpthemfindtheirwayaround.Theyalsomakethesesoundstotalktoeachotherandtohelpthemfindfood.Wenowknowtheydonotusetheirearstoreceivethesesounds,butthelowerpartofthemouth,calledthejaw.Strangely,dolphinsseemtolikeman,andforthousandsofyearstherehavebeenstoriesaboutthedolphinanditsfriendshipwithpeople.Thereisastoryaboutsailorsinthe19thcentury.InadangerouspartoftheseaoffthecoastofNewZealand,theylearnttolookforadolphincalledJack.From1871to1903Jackmeteveryboatintheareaandshowedittheway.Thenin1903apassengeronaboatcalledThepenguinshotandwoundedJack.Herecoveredandfornineyearsmorecontinuedtoguideallshipsthroughthearea－exceptforThePenguin.Today,somepeoplecontinuetokilldolphins,butmanycountriesoftheworldnowprotectthemandintheseplacesitisagainstthelawtokillthem.14.Dolph...
