江苏省靖江市新港城初级中学八年级英语上册 Unit 8 Natural disasters Grammar课件 （新版）牛津版.ppt

unit8 naturaldisasters grammar breakbreakdownbecauseof vi 损坏 打破broke出故障 坏掉由于 因为 wordsandexpressionreview tom play football was ing lucy was read abook ing whatwastomdoingjustnow whatwaslucydoingat2 30p myesterday at2 30p myesterday they watch tvfrom6to8lastnight were ing they play were ing whatweretheydoingfrom6to8lastnight whatwerethechildrendoingatthistimeyesterday atthistimeyesterday 基本用法过去进行时 1 表示在过去某个时间点正在发生的动作 常与attenlastnight atthistimeyesterday atthattime moment whenicamein等连用 2 表示在过去某段时间之内持续不断发生的动作 常与lastnight thismorning from to from7to10thismorning 连用 hewrotealetteryesterdaymorning hewaswritingaletteryesterdaymorning 区别 昨天上午他写了一封信 昨天上午他一直写信 1 肯定句 was were v ing 2 否定式 was werenot v ingwasnot wasn twerenot weren t 3 疑问句 将was were调到主语前 过去进行时的句式 3 iwasdoingsomeshoppingwhentheearthquakestarted whatwereyoudoingwhentheearthquakestarted 1 theyweremakingasnowmanatthatmoment 否疑 2 我昨天这个时候正在搜索因特网 否疑 iwassearchingtheinternetatthistimeyesterday weretheymakingasnowmanatthatmoment yes theywere no theyweren t theyweren tmakingasnowmanatthatmoment 句式改写 a whatwereyoudoingat7o clocklastnight b askandanswer a whatwasyourfather brotherdoingwhenyoucamebackhomeyesterday b he a whatweretheydoingatthattimelastweek b 巩固练习 what yourbrother do atnineo clocklastnight 2 they listen tomusicatthattime 3 whenisawhim he search theinternet 4 they discuss aprobleminthemeetingroomatthistimeyesterday 5 amy visit thesciencemuseumfrom9 00to11 00a m yesterday was doing werelistening wassearching werediscussing was visiting 6 i sleep whenitstartedtorain 7 i sleep whentheearthquakestarted 8 outside people run inalldirectionswhilepiecesofglassandbricks fall down 9 ifeltnervousandmyheart beat fast 10 hourslater asi try tofindwayout isuddenlyheardsomenoiseaboveme wassleeping wassleeping wererunning werefalling wasbeating wastrying itwassnowingthismorning doyouknowwhatsandywasdoingearlythismorning whathappenedtoher completetheconversationbelow asnowstormhitsunshinetown mr wu whataterriblesnowstorm itstartedataboutseventhismorning i read thenewspaperthen what you do simon simon i have breakfast mr wu whataboutyou millie wasreading were washaving doing millie i walk tothebusstop sandy isawyouandyourparentsstandingonthesideoftheroad you wait forataxi sandy yes mydad scarbrokedownbecauseofthecoldweather he ring someonetocomeandhelpwhenyousawus wasringing were waiting waswalking wewerelatethismorningbecauseoftheheavyrain becauseitrainedheavily 一 用所给动词的适当形式填空 itwasteno clockonsundaymorning thefamilywereallinthegarden mrkingandmrsking sit underthetree andthey talk and laugh theirsonjack read aninterestingbook theirdaughterwendy play withtheirdog everyonewashappy weresitting weretalking laughing wasreading wasplaying quiz whataterriblesnowstorm 同义句 didhiscarbreakdownlastnight 肯定句 kittyoftendiscussestheproblemwithherfriends 用atthattime替换often 4 iwasreadingthecomicbookwhenhecamein 划线提问4 5 5 thechildrenwerechattingunderthetree howterriblethesnowstormis hiscarbrokedownlastnight whatwereyoudoingwhenhecamein kittywasdiscussingtheproblemwithherfriendsatthattime wherewerethechildrenchatting pastcontinuoustensewith while when and as iwassleepingwhenitstartedtorain 2 iwassleepingwhentheearthquakestarted lookatthefollowingsentencescarefully payattentiontothecoloredparts 3 outside peoplewererunninginalldirectionswhilepiecesofglassandbrickswerefallingdown 4 hourslater asiwastryingtofindwayout isuddenlyheardsomenoiseaboveme 1 i whenitstartedtorain 2 iwassleeping theearthquakestarted 3 outside people inalldirections piecesofglassandbricks down 4 hourslater i tofindwayout isuddenlyheardsomenoiseaboveme wassleeping wererunning werefalling wastrying when while as when while和as这三个词都有 当 时候 的意思 therewerefewersandstormswhenmygrandparentswereyoung 我祖父母年轻时沙尘暴要少些 pastcontinuoustensewith while when and as whilemillewaswatchingtv hermumwassleeping 米莉在看电视时 妈妈在睡觉 isawatrafficaccidentasiwasridingtoschoolthismorning 今天早晨我骑自行车时看到一起交通事故 2 when和as既可以指某一点时间 也可以指某一段时间 其从句谓语动词表示的动作既可以是瞬间性的 也可以是延续性的 while指一段时间 从句中的谓语动词必须是延续性的 即 指一段时间时when while和as都可用 指一点时间时 只能用when 不能用while 试比较 whenhewokeup itwaseighto clock 2 whilehewokeup itwaseighto clock 3 when while asiwaswaitingforabus imether 3 当while when和as放在句首时 两个句子应用逗号隔开 whentheteachercamein weweretalking whilethepigwasdancing therabbitwasjumping asthetwomenwereleaving amessagearrived when和while都可以引导时间状语从句 意为 当 时候 1 两个延续性动作同时在过去发生时 用过去进行时 用while连接 peoplewererunningwildlywhilepiecesofglasswasfallingdown 1 iwasdoingmyhomeworkmymotherwascookinglastnight when while while 2 shewasdancingwhilehersister listen tomusic waslistening 延续性动词 即可以持续很长时间的动词 如 enjoy watch read play stay run等 hewaswatchingtvwhilehismotherwaslisteningtomusic 瞬间动词即短暂性动词 如 die start stop finish arrive leave see find hear等 hewasonlyfivewhenhisfatherdied hewaseatingwhenisawhimlastnight iwasflyingakitewhenitstartedtorain 2 延续性动词用过去进行时 短暂性动词用一般过去时 when 短暂性动词while 延续性动词 theearthquakestartedwhileiwasdoingsomeshopping iwastryingtofindmywayoutwhenisuddenlyheardsomenoiseaboveme 1 lucywasplayingthepiano hermumgothome when while 2 whenmr wu come intotheclassroom wewerereadingenglish came when 巩固练习 用when while填空 mywalletdroppedontheground iwasrunning 2 ijustwenttobed therewasaloudknockonthedoor 3 hewasreading anearthquakestarted 4 werethestudentslisteningtotheteachercarefully theteacherwasgivingalesson 5 thetelephonerang ibecamenervous while when while while when playinginthesnow lookatthepictureonpage98 anddescribewhatthestudentsweredoingwhensimonarrived usethewordsinbracketstohelpyou simon arrive amy get somesnowfromtheground 2 suzyandkitty build asnowman millie take photos 3 daniel fall over he make abigsnowball when arrived wasgetting while wasbuilding wastaking fell when while as wasmaking 4 peter hide behindatree asnowball hit him 5 millieandherclassmates play inthesnow andy run towardsthem washiding when when while as wereplaying hit ran whatwereyoudoingthistimeyesterday i onthegrassanddrawingapicture 2011北京 a sitb satc amsittingd wassitting i multiplechoice 2 whenicamebackyesterdayevening mybrother hishomework 2011长沙 a isdoingb hasdonec wasdoing3 icalledyouat4 00yesterdayafternoon butnooneanswered sorry i withmyfriendsatthattime 2011河南 a swimb swamc willswimd wasswimming 4 amy icalledyouyesterdayevening butnobodyansweredthephone oh i awalkwithmymotheratthattime 2011宁波 a takeb tookc amtakingd wastaking5 he whentheufoarrived hedidn twakeuntiltheufodisappeared 2011枣庄 a sleptb wassleepingc wasdoinghomeworkd wassinging ii fillintheblanks people run wildlywhilepiecesofbricks fall down weshouldpreventhuntersform catch wildanimals naturaldisastersmay cause bybadweather ourmathsteacherwarnedus notcopy other sanswers thetemperature drop alottoday wererunningwerefalling catching becaused nottocopy drops iii translatethefollowingsentencesintoenglish 当开始下雨的时候 我正和朋友们在操场上打篮球 iwasplayingbasketballwithmyfriendsintheplaygroundwhenitstartedtorain 2 我当时甚至不知道我正在做什么 ididnotevenknowwhatiwasdoingatthattime 3 当我妈妈在做晚饭的时候 我在卧室做作业 iwasdoingmyhomeworkinthebedroomwhilemymotherwascookingsupper 4 当我今天早上看到她时 她正急匆匆地赶去上班 whenisawherthismorning shewasinagreathurrytogotowork 5 他在十五岁写出了第一部小说 whenhewas15 hewrotehisfirstnovel 6 若是天气好的话 我总是到乡下去 ialwaysgotothecountrywhentheweatherisgood 7 昨天下午三点 我正在上课 iwashavingaclassat3 00p m yes