英语和线性代数期末考试重点总结

各科期末考试重点总结一：英语注意事项：答题卡的填写需要2B铅笔，每位同学一定要准备好2B铅笔，填写学号的空格有9个但我们的学号只有8位数，所以在填写学号是顶格填写，最后一个空格不要填写。这次采用的是机子阅卷。作文一定不要空着，背一些固定的句式。考试的题型：听力（基本上是来自听力书上的，这个分一定要拿到）、单项选择、完形填空（读写教程前5个单元的cloze部分的其中一篇）、阅读（来自课外）、作文。读写教程前5个单元cloze部分的答案：Unit1:BACADADDCBBBACDCACDAUnit2:DCCADABDCBABDADADCCAUnit3:BDABDBADCBBACCABCADBUnit4:ACBDBDACABACACCADDADUnit5:BCBADBDACACACBADDABA听力前六单元答案：Unit1ParentsPassage1Ex.11-3cabEx.21.herhusbandspendmoretimewithhismother.//Lifeistooshort,youneedtospendtimewiththepeopleyoulove,Youprobablywon’tbelieveme,butIknowyouloveherandIthinkthatifthetwoofyouspendmoretimetogether,itwillmakeuscloser.2.1)shewaswaitingbythedoorwithhercoatonandshehadherhaircurled.2)Shehadtoldherladyfriendsaboutthis.Passage2Ex.11-3cddEx.21.took//outtodinner//neighborhood2.nicerthanheexpected.3.Acoupleoftimes.4.theimportanceofslowingdown//hismarriagePartC1-5bcbddUnit2CoincidencePassage1Ex11-4badcEx21984//son//medicalschool//tuition//affordit//realize//newspaperads//extrabusiness//advertisement//succeeded//agent//changed//phonecall//putaside//doing//immediatelyfamiliar//hisfather-in-law’s//visited//father-in-law//alive//coincidencePassage21.ThehousewasdecoratedexactlythesameasMr.Stewartrememberedit2.Mr.Stewarthappenedtobeinthehousewhenapostmancametodeliveralettertohisfather-in-lawwhohaddied15yearsago.3.Theoldpostmanhadcalledinsickthatday,andthepostmanwhocameinhisplacewasnotfamiliarwiththeneighborhood.Otherwisetheletterwouldhavebeenreturnedtoitssender.Ex.21.Hewasintrigued.2.Abankstatement.3.Hisfather-in-lawhadputanamountofmoneyinthebankforhisgrandchildren’seducation.4.Alittleover$15,0005.Hecouldusethemoneytocoverthetuitionofhisfirstyearatamedicalcollege.6.HeisadoctorinIllinois.PartC1)collections2)shot3)presence4)justice5)Theater6)occur7)victim8)officershadonlymanagedtoidentifythefirstvictimminutesbeforethesecondaccident9)Theymarriedonthesameday,hadwornidenticalweddingdressesandcarriedthesameflowers.10)Howcanweexplaintheabovesimilarities?Unit3CourageEx11-2ccEx21-8TFFFFTTFPassage21-2dbEx.21.BecauseshewasafraidKrimalimightnotbeabletocatchthebaby.2.Becauseshethoughtthebedsheetscouldsomehowprotectthebabyformbeinghurtifshefailedtocatchher.3.Becausetheywereafraidoftheswayingceiling.4.Tomakeiteasierandsaferforthebaby’smothertogetdown.5.Abouttwodozen.PartC1-4abddUnit4MarriageConversation1Ex.11-3bcaEx.21.understandeachother’sexpectations//couldbeavoided//livehappily2.Cleaningup//cleanedupandputawaybeforegoingtobed3.Sleeping//11p.m.//6:30a.m.//onweekendsConversation2Ex.11-3ccaEx.21.getlost//fiveminutes//driving//stop//directions2.breakingrules//breakarule//apologizeanddosomethingnicefortheotherpersontomakeitup3.reviewingthecontentsoftheagreement//reviewthisagreementonceayear//makenecessarychangesPartC1-3adbUnit5YouthPassage1Ex.11-2dcEx.2Testing//river//iftherewereantibiotics//resistant//350watersamples//thesamples//Lowlevels//three//WaterPrize//5000/Sweden’sPassage2Ex.11.reaching//everybody//exposing//lies2.advertisingcampaign//youth//againsttobaccocompanies3.themessage//teenagers//theiradvertisementsEx.21-5cadcbPartC1-4acdcUnit6StressConversation11-3dcaEx.2policeofficer//30//patrol//undercover//detective//supervisinginvestigations//beingapoliceofficer//assignment//patrol//thefearoftheunknownConversation2Ex11-5TFTFTEx.21.anexerciseprogram//apsychologicalprogram//counselingforofficers//severaldiscussiongroups//2.baseball//getsomesortofexercise//hispersonalrelationships//relationshipwithhiswifePartC1-5dddbc听力Test1和Test2的答案：Test11-8ddadcacc9-12cbdb13-15cbd26-28bcd29-32bdaa33-35bdcTest21-8cacbdcbd9-11ccd12-15cdbb26-28cda29-32adbd33-35cabTest116Researchers17murdr18Fortunately19harmony20advantage21boxers22brains23Eventhemostordinaryhouseholditemssuchasironsorcan-openersaredesignedforright-handedpeople.24youcanbuyanythingfromleft-handedpocketcalculatorstoknivesandcoffeemugs.25Peoplewhobuythingsfromtheshopsayitjustmakestheireverydaylifemucheasier.Test216course17prevent18technology19benefits20particular21Due22communities23theyare24Recyclingshouldbeputintoconsideration25consumersthemselveshavetoberesponsiblefortheproperdisposaloftheirgarbage.：二：线性代数P6:定理1.1和定理1.2P7:1.2.1线性方程的矩阵表示（了解）P11:1.3矩阵的运算P12:定义1.5（矩阵的数乘运算）记住det（bA）=b^ndetA(n是矩阵的阶数)P17矩阵的转置矩阵转置的运算律：(1.59)(1.60)(1.61)(1.62)P18了解对称矩阵P19了解正交矩阵P201.4初等矩阵与矩阵的初等变换会利用矩阵的行初等变换的方法解线性方程组P321.5分块矩阵P33矩阵的乘法可能有关于上面图片的计算题P371.2(1)和1.3要要知道会做P44例2.4计算上三角矩阵P45定理2.1定理2.1P46例2.7求矩阵（看懂）P50定理2.3定理2.4P61矩阵秩的特征P622.3.3矩阵乘积的行列式P63定义2.4P64引理1P66定理2.14P67例2.25看懂P81定义3.3P83定义3.4P84定理3.4推论1推论2P88例3.7P913.2.2定义3.6引理2定义3.7P93例3.16试求向量组的秩并求一个最大线性无关向量组P993.3.3基变换与坐标变换P100例3.27（看懂）P1013.4.1齐次线性方程组P103例3.28P06定理3.18例3.30P113定理3.21例3.37P119定义4.1P120例4.2P123定义4.3P130例4.10(了解)P132例4.11