B6U2derivatives

Review:Skillsofwordaccumulation

以t結尾的形容詞變t為ce構成名詞①____________________n.缺乏，不存在；缺席②____________________________n.信心；信任③______________________n.根據(jù)；證明；證據(jù)④___________________________n.重要性；重要⑤___________________n.寂靜；無聲⑥_______________________________n.重要性，意義⑦______________________n.耐心；忍耐力⑧___________________________n.暴力；暴行evident→evidenceabsent→absenceconfident→confidenceimportant→importancesilent→silencesignificant→significancepatient→patienceviolent→violence

Review:Skillsofwordaccumulation

1．以cy結尾的名詞①_____________準確(性)；準確度②________________出現(xiàn)率；頻繁；頻率③___________________緊迫，急迫；急事④_______________趨向，趨勢，傾向⑤_______________隱私，隱居；秘密⑥_________________效率；功效，效能accuracyefficiencyfrequencyurgencytendencyprivacyReview:Skillsofwordaccumulation

2．動詞＋ment變名詞歸納①_______________________協(xié)議；一致②______________________安排；籌備③_______________________發(fā)展④___________________________提高⑤_________________________懲罰⑥__________________興奮

⑦___________________投資；投入agree→agreementexcite→excitementimprove→improvementdevelop→developmentarrange→arrangementinvest→investmentpunish→punishmentPRESENTATION1．a(chǎn)bsencen．不存在；缺席→___________adj.缺席的，不在場的；缺少的2．occupyvt.占用，使用；居??；占領

→_______________n．侵占，占領；工作，職業(yè)3．evaluatevt.評估，估計，評價→_______________n．評估，評價4．maintenancen．維護，保養(yǎng)；維持，保持

→___________vt.保持，維持；保養(yǎng)，維修5．exposuren．面臨，遭受；揭露；報道

→_____________vt.使暴露(于險境)；揭露，使曝光；使接觸，使體驗

→_____________adj.無遮蔽的；無保護的absentmaintainexposedevaluationoccupationexpose6．visibleadj.看得見的；明顯的→__________adv.明顯地

→_______________adj.看不見的7．luxuryn．不常有的樂趣(或享受)；奢侈品

→_____________adj.奢侈的；十分舒適的8．disciplinevt.嚴格要求(自己)；懲罰；訓練n.紀律；行為準則；自制力

→________________adj.遵守紀律的；受過訓練的9．permanentadj.永久的，永恒的→_________________n．永久;持久性

→___________________adv.永久地，永恒地10．merelyadv.僅僅，只不過→_________adj.

僅僅的invisiblevisiblyluxuriouspermanentlydisciplinedpermanencemere11．a(chǎn)dministrationn．行政部門；管理→________________vt.管理，支配12．scanvt.&vi.掃描；瀏覽n.掃描檢查；快速查閱

→____________n．掃描儀，掃描設備13．originn．起源，起因；出身→____________vi.起源，發(fā)源→____________adj.最初的；獨創(chuàng)的→____________adv.最初；起初14．frequencyn．發(fā)生率，出現(xiàn)率;頻率→___________adj.經(jīng)常發(fā)生的，頻繁的→____________adv.頻繁地，經(jīng)常15．investmentn．投資；投入→__________vt.&vi.投資

→__________n．投資者；投資機構administratescanneroriginatefrequentlyoriginalfrequentoriginallyinvestinvestor16．calculatevt.計算，核算→______________n．計算；推算→________________n．計算器；計算者17．coveragen．新聞報道；覆蓋范圍→__________vt.遮蓋；覆蓋；包含18．a(chǎn)ssistantn．助理；售貨員；助教adj.助理的，副的→____________vt.幫助，協(xié)助，援助→____________n．幫助，援助19．incrediblyadv.極其，極端地；令人難以置信→____________adj.極好的，極大的；不能相信的，難以置信的20．dustn．沙土，塵土；灰塵，塵?！鷂___________adj.布滿灰塵的21．constantadj.固定的，不變的；連續(xù)發(fā)生的，重復的→__________adv.持續(xù)不斷地；經(jīng)常地→_________n．穩(wěn)定性；始終如一assistancecalculatorcalculationassistconstantlyincredibledustycoverconstancyPractice1．Inthe________(absent)ofanyfurtherevidence,thepolicewereunable

tosolvethemurder.2．Myuncleis____________(occupy)inbuildinghisownhousethesedays.3．Youshouldrewriteyourpapersandsubmitthemforfinal

_____________(evaluate)．4．____________(expose)tolead(鉛)isknowntodamagethebrainsofyoungchildren.5．Sheseemedtohave____________(visible)agedoverthelastyear.6．Tomisavery____________(discipline)studentwhoisalwayspraisedbytheteachers.absenceoccupiedevaluationExposurevisiblydisciplined7．Theonlywaytoloseweight_______________(permanent)isto

completelychangeyourattitudestowardfood.8．Theidentitycardsareexaminedbyanelectronic____________(scan)．9．Theroomstillhasmanyofits____________(origin)features.10.Trafficaccidentshavedecreasedin_________(frequent)overrecentyears.11．Thesemachinesare_____________(constant)updatedbyimprovingthedesignofthecomputers.12．Ourcountrywillcontinuetoexpandthe____________(cover)ofbasicmedicalcare.scannerconstantlypermanentlyoriginalfrequencycoverage13．Hemadearough____________(calculate)thatwemadeaprofitof￡20,000lastyear.14．Earthlooks____________(incredible)beautifulfromspace.15．Iwantan____________(assist)whohasaknowledgeofEnglishandexperienceofofficeroutine.17．Tomwas___________fromanimportantmeetingofthecompanysohewasdismissedforhis____________.(absent)18．He____________animportantpositioninacompany,andis____________withallkindsofactivities,sohis____________bringshimgreatfameandfortune.(occupy)calculationincrediblyassistantabsentabsenceoccupiesoccupationoccupied19．Aperson'scontributionsandmistakescanonlybe____________bylatergenerations,whose____________isrelativelyfair.(evaluate)20．Themachineneedstobe____________regularlybecausecareful_____________canextendthelifeofit.(maintain)21．Youshouldalwayslimityour____________tothesun.Being____________tothesuntoolongwillgetyourskinburnt.(expose)22．Hehas__________(visible)agedandweakenedsinceIsawhimayearago.evaluatedevaluationmaintainedmaintenancevisiblyexposedexposure23．Ibelievecareful______________(maintain)canextendthe

lifeof

yourcar.24．__________(occupy)inwritinghisresearchpaper,hecan't

spareanytimetotalkwithyou.25．Thereisconvincingevidencethatskincancerislinkedto

__________(expose)tothesun.26．Ifyoudon'tgiveupsmokingnow,itmaydamageyourhealth

_____________(permanent)．maintenanceexposureOccupiedpermanently27．Theboy_________________(discipline)byhisfatherforstealing

moneyfromhomeyesterday.28．Mymissionis_________(help)theclientsavoidrisksandfindopportunitiesfortheirbusiness.29．IwillgoonabusinesstomorrowandMarkwillbeinchargeofthecompanyduringmy__________(absent)．30．Thisword__________fromaLatinwordandthe__________meaningisquitedifferentfromwhatitistoday.(origin)31．Asaresultof__________smoking,the_____________ofhiscoughisincreasing,andhecoughs__________.(frequent)was

disciplinedfrequenttohelporiginalabsenceoriginatedfrequencyfrequently32．Many__________arestillcautiousoftheir__________inthisarea,becausetheydon'twanttheir__________moneytobelost.(invest)33．Ifyouwantto__________thevolumeofthecontainer,youcanusea_____________sothattheprocessof____________cantakeyouashortertime.(calculate)34．Tomisan__________teacherinthecollege.Heoften__________thestudentswiththeirproblemsandgives____________toanystudentinneed.(assist)35．Whatfirstattractedmetoherwasher__________experienceoflifebecauseshewas__________lucky.(incredible)investmentinvestorscalculateinvestedcalculatorcalculationassistantassistsassistanceincredibleincredibly36．Theroomisvery__________sopleasecleanthe__________onthefloor.(dust)37．Through__________innovationofmanyyears,thecompanyhasimproveditsproductquality__________.(constant)38．Themanageraskedher_