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【课前复习检查】Ⅰ.词汇检索1.south(形容词)_____________inthe____________(south)partofthetown2.marry(形容词)_______结婚get_________3.wife(复数)______________4.poison(形容词)________5.pollute(名词)____________水污染_________空气污染____________6.healthy(反义词)____________southernsouthernmarriedmarriedwivespoisonouswaterpollutionairpollutionunhealthypollution•7.lucky(反义词)____________•8.develop(名词)_____________•9.recent(副词)__________•Haveyouseenanyexhibitions________________(recent)?•10.attract(名词)_____________•Ithasbecomeanewtourist_________________(attract)•11.pleasant(反义词)______________•12.feel(名词)_______________Ihavethesame________________(feel)unluckydevelopmentrecentlyrecentlyattractionattractionunpleasantfeelingfeeling•1.know...well•2.movetoanotherflat•3.getmarried•4.inthecentreoftown•5.turn...into•6.usedtodosth•7.dump...into...•insomeways•Ⅱ.词组默写•1.熟悉……•2.搬到另一座公寓里•3.结婚•4.在城镇的中心•5.把……变成……•6.过去常做某事•7.倒……入……•8.在某种程度上•9.openspace•10.fromtimetotime•11.infact•12.beinservice•13.bytheway•14.byoneself/onone'sown•15.haveaninterviewwithsb•16.feellonely•9.开阔的空地•10.不时地•11.事实上•12.服务中•13.顺便问一下•14.独自•15.采访某人•16.感到寂寞Ⅲ.句型再现1.从两岁起，我就一直住在这儿。___________________________sinceIwas___________________________.2.后来政府意识到了那是个严重的问题并采取措施减污了。Later,thegovernmentrealizeditwas_________________________and__________________thepollution.3.我时不时感觉有点孤独。I____________________from__________________________Ihavelivedheretwoyearsoldaveryseriousproblemandtookactiontoreducefeellonelytimetotime4.这些年来情况变化了很多。Things_________________________alotover___________________.5.月光镇的变化带来了许多利处，但也给人们带来了许多问题。ThechangestoMoonlightTownhave________________________,buttheyhavealso______________________________.6.Eddie自从出生以来就和Millie住在一起。Eddiehas________________________Milliesincehe_________________.havechangedtheyearshavebroughtmanyadvantageslivedwithcausedmanyproblemsforpeoplewasborn•【语法点拨】•现在完成时•1.基本用法•①现在完成时表示在说话之前已经完成或刚完成的动作，强调过去的动作对现在影响的结果，表示动作刚刚结束，常与just,already,ever,never,yet,recently等状语连用。•They___________already____________(clean)theclassroom.他们已经把教室打扫干净。•I__________just__________(hear)fromher.•②现在完成时表示动作从过去开始持续到现在，或者还有可能持续下去的动作或状态。现在完成时常与for或since引导的短语或从句连用。•We_________(live)heresince1976.•He__________________(teach)inthisschoolhavecleanedhaveheardhavelivedhastaught•【注意】一般过去时与现在完成时的区别•过去时表示过去某时发生的动作或单纯叙述过去的事情，强调动作；现在完成时为过去发生的，强调过去的事情对现在的影响，强调影响；一般过去时常与具体的时间状语连用。试比较：•Isawthisfilmyesterday.（强调看的动作发生过了，不涉及现在）•Ihaveseenthisfilm.（强调对现在的影响，电影的内容已经知道了。）•2.动词构成:have/has+过去分词•过去分词的变化规则(1)规则变化：在动词原形后加ed构成•口诀：直接加；去e加；双写加；变着加(2)不规则变化（见不规则动词表）•分类记忆：AAA型；AAB型；ABA型；ABB型；ABC型•一、A—A—A型，即原形、过去式和过去分词三者都相同。•cost—cost—cost•cut—cut—cut•hit—hit—hit•hurt—hurt—hurt•let—let—let•put—put—put•read—read—read•二、A—B—B型，即过去式、过去分词相同。•1.过去式和过去分词都含有-ought。•bring—brought—brought•buy—bought—bought•think—thought—thought•flight-fought-fought•2.词尾有-ild，-end时，只需把d变为tbuild—built—built•lend—lent—lent•send—sent—sent•spend—spent—spent•3．过去式、过去分词都含有-aughtcatch—caught—caught•teach—taught—taught•4．把-eep变为-ept•keep—kept—kept•sleep—slept—slept•sweep—swept—swept•5把-ell变为-old•tell—told—toldsell—sold—sold•6．过去式、过去分词都含有-elt或-iltsmell—smelt—smelt•spell—spelt—spelt•feel—felt—felt•spill—spilt—spilt•7．过去式、过去分词都在原形词尾加tlearn—learnt—learntmean—meant—meantspoil—spoilt—spoilt•8．过去式、过去分词词尾去y变-idsay—said—saidpay—paid—paidlay—laid—laidhear—heard—heard•9．改变元音字母。•meet—met—metget—got—got•sit—sat—satfind—found—found•hold—held—heldspit—spat—spatshine—shone—shonewin—won—wonhang—hung—hungdig—dug—duglose—lost—lost•10．改变辅音字母•make—made—made•11改变元、辅音字母。•leave—left—left•stand—stood—stood•have（has）—had—hadunderstand—understood—understood•三、A—B—C型，即原形、过去式、过去分词都不相同。•1.i—a—u变化。•begin—began—begun•drink—drank—drunk•sing—sang—sung•ring—rang—rung•swim—swam—swum•sink—sank—sunk•2.词尾为-ow，-aw时，过去式将其变为-ew，过去分词在其原形后加n•blow—blew—blown•draw—drew—drawn•grow—grew—grown•know—knew—known•throw—threw—thrown（show除外）3.词尾为“i＋辅（1个）＋e”，过去式将i变为o，过去分词多在原形后加n，若那个辅音字母为d或t，须双写d或t后加n。•（give，hide除外）•drive—drove—driven•write—wrote—written•ride—rode—ridden•rise—rose—risen•4.过去分词在过去式后加（e）n。（5个）break—broke—broken•choose—chose—chosen•freeze—froze—frozen•speak—spoke—spoken•wake—woke—woken•5.过去分词由过去式加-ten构成。（1个）forget—forgot—forgotten•6.过去分词由原形加（e）n构成。（6个）be—was（were）—been•eat—ate—eaten•fall—fell—fallen•give—gave—given•see—saw—seen•hide—hid—hidden（hid）•四、A—A—B型，即过去式和原形相同•beat—beat—beaten•五、A—B—A型，即过去分词和原形相同•come—came—come•become—became—become•run—ran—run•六、情态动词型，只有原形和过去式，没有过去分词•can—could•may—might•will—would•shall—should•7.词尾为-ake时，过去式将其变为-ook，过去分词在原形词后加-n。（2个）take—took—takenmistake—mistook—mistaken•8.原形、过去式和过去分词都不相同。（6个）•do—did—done•fly—flew—flown•go—went—gone•lie—lay—lain•show—showed—shown•wear—wore—worn【小试牛刀】()1.---________you______yourhomeworkyet?---Yes,I_________ithalfanhourago.A.Diddo,finishedB.Havedone,havefinishedC.Havedone,finishedD.Willdo,finish()2.---HaveyouboughtaCD________?---Yes,I’ve_________boughtone.A.already,alreadyB.yet,yetC.already,yetD.yet,already()3.I____thestorybook_______threeweeks.A.read,forB.haveread,sinceC.haveread,forD.havereaded,since()4.---______haveyoulivedhere?--Since2000AHowlongB.Howma