八年級(jí)英語(yǔ)上冊(cè) Unit 6 Natural disasters Grammar 課件 牛津譯林版.ppt

unit6 grammarapastcontinuoustense 所學(xué)過(guò)的句子時(shí)態(tài) 一般現(xiàn)在時(shí) 1 經(jīng)常發(fā)生或反復(fù)發(fā)生的動(dòng)作 如hegetsupatsix 2 現(xiàn)實(shí)的情況或狀態(tài) 如itisfinetoday 3 永恒的真理 如thesunrisesintheeast 一般過(guò)去時(shí) 主要表示1 過(guò)去發(fā)生的動(dòng)作或存在的狀態(tài)如iwenttoschoolonfoot 2 剛發(fā)生過(guò)的動(dòng)作shecameinjustnow 現(xiàn)在進(jìn)行時(shí) 如wearehavingourenglishclasstoday 一般將來(lái)時(shí) 如iamgoingto shall willvisitmyunclethisweekend 今早7 00我在吃早飯 昨晚8 00 10 00他在看電視 今天上午他寫了一封信 今天上午他一直寫信 iwaseatingbreakfastat7 00thismorning lastnightfrom8 00to10 00hewaswatchingtv hewrotealetterthismorning hewaswritingaletterthismorning 過(guò)去進(jìn)行時(shí)的基本用法表示過(guò)去某一時(shí)刻正在進(jìn)行的動(dòng)作以及過(guò)去某一段時(shí)間內(nèi)持續(xù)進(jìn)行的動(dòng)作 常與表示過(guò)去的具體時(shí)間 如 atthattime moment atthistimeyesterday at9 00lastnight from8to9yesterdayeveningthewholemorning等連用 過(guò)去進(jìn)行時(shí)的句式 1 基本結(jié)構(gòu) was were v ing 2 否定式 was werenot v ingwasnot wasn twerenot weren t 3 疑問(wèn)句 將was were調(diào)到主語(yǔ)前 你能說(shuō)出下列句子的否定句 一般疑問(wèn)句及肯定回答和否定回答嗎 iwasrunning danielwastalkingtomillie 你能對(duì)劃線部分進(jìn)行提問(wèn)嗎 tom play football is ing lucy is read abook ing whatistomdoing whatislucydoing tom play football was ing lucy was read abook ing whatwastomdoingjustnow whatwaslucydoingat2 30p myesterday they watching tvfrom6 8 were thetwins think were ing whatweretheydoingfrom6 8lastnight whatwerethetwinsdoingatthistimeyesterday lastnight 有時(shí)為了句子表達(dá)的需要 我們可以用復(fù)合句來(lái)表達(dá)過(guò)去進(jìn)行時(shí) 如昨晚當(dāng)我到家的時(shí)候 媽媽和爸爸正在看電視 myparentswerewatchingtvwheniarrivedhomelastnight 剛才當(dāng)老師走進(jìn)教室的時(shí)候 學(xué)生們正在讀書 studentswerereadingwhentheteachercameinjustnow 在這些句子中 when引導(dǎo)的句子表過(guò)去的某一個(gè)具體的時(shí)間 when從句用一般過(guò)去時(shí) 而它的主句用過(guò)去進(jìn)行時(shí) 但是若強(qiáng)調(diào)某個(gè)動(dòng)作正在進(jìn)行中時(shí) 又發(fā)生了別的動(dòng)作 用when從句 when從句必用過(guò)去進(jìn)行時(shí) 主句用一般過(guò)去時(shí) 表示在when從句正進(jìn)行期間又發(fā)生了主句的動(dòng)作 此時(shí) when while 表時(shí)間段 如當(dāng)學(xué)生們正在讀書時(shí) 老師走進(jìn)了教室 昨晚當(dāng)爸爸和媽媽正在看電視時(shí) 我到家了 when whilethestudentswerereadingbooks theteachercamein when whilemyparentswerewatchingtv iarrivedhome 若主 從句兩個(gè)延續(xù)動(dòng)作同時(shí)進(jìn)行 用while 則主句與從句都用進(jìn)行時(shí) 此時(shí) while譯為 而 一邊 一邊 如 hewasreadingthenewspaperwhileiwasstudying beibeiwassingingwhilepingpingwasdancing shewasdoingherhomeworkwhileshewaslisteningtomusic peoplewererunningwildlywhilepiecesofglassandbrickswerefallingdown suzywasmakingasnowmanwhilekittywasstandingbesideher 英語(yǔ)中 動(dòng)詞按其動(dòng)作發(fā)生的方式 動(dòng)作發(fā)生過(guò)程的長(zhǎng)短 可分為延續(xù)性動(dòng)詞和終止性動(dòng)詞 延續(xù)性動(dòng)詞表示能夠延續(xù)的動(dòng)作 這種動(dòng)作可以延續(xù)下去或產(chǎn)生持久影響 如 learn work stand lie know walk keep have wait watch sing read sleep live stay like 等 終止性動(dòng)詞也稱非延續(xù)性動(dòng)詞 瞬間動(dòng)詞或短暫性動(dòng)詞 表示不能延續(xù)的動(dòng)作 指動(dòng)作在很短時(shí)間內(nèi)完成 這種動(dòng)作發(fā)生后立即結(jié)束 如open close finish begin come go arrive reach getto leave move borrow buy die join become return 等 1 what yourbrother do atnineo clocklastnight 2 they listen tomusicatthattime 3 whenisawhim he search theinternet 4 they discuss aprobleminthemeetingroomatthistimeyesterday 5 amy visit thesciencemuseumfrom9 00a m to11 00a m yesterday was doing werelistening wassearching werediscussing was visiting 鞏固練習(xí)mywalletdroppedontheground iwasrunning 2 iwasfallingasleep therewasaloudknockonthedoor 3 hewasreading anearthquakestarted 4 werethestudentslisteningtotheteachercarefully theteacherwasgivingalesson 5 thetelephonerang ibecamenervous while when while while when while when completetheconversationwiththecorrectformsoftheverbsinbrackets daniel itriedtocallyoulastnightbutyourphonelinewasbusy what you do amy when you phone me daniel itwasaboutseven were doing did phone amy oh i talk tomillieonthephone i tell heraboutmytriptoshenzhen she plan togotherewithherfamilyduringtheholiday why you call me wastalking wastelling wasplanning did call daniel i do mymathshomeworkandi notunderstand onequestion butnevermind i ask simonalready wasdoing didn tunderstand haveasked completethequestionsandanswers usingthepastcontinuoustense 1 wasmisslu make testpapersat1 30pm yes 2 mrhu sassistants do anexperimentatlunchtime no making shewas were doing theyweren t 過(guò)去進(jìn)行時(shí)與一般過(guò)去時(shí)的區(qū)別過(guò)去進(jìn)行時(shí)著重描述當(dāng)時(shí)正在進(jìn)行的動(dòng)作 它的特點(diǎn)是 未完成 強(qiáng)調(diào)過(guò)程 一般過(guò)去時(shí)表示一個(gè)業(yè)已完成的動(dòng)作 表示動(dòng)作發(fā)生過(guò) 而且已經(jīng)結(jié)束了 強(qiáng)調(diào)結(jié)果 mary adresswhenshecutherfinger a madeb ismakingc wasmakingd makes wasmaking表示正在做衣服的過(guò)程 如用made則表示這一動(dòng)作已結(jié)束 做衣服的動(dòng)作已結(jié)束與cutherfinger就沒(méi)有聯(lián)系 2 he write aletter thenwenttobed wrote wrote表示動(dòng)作已結(jié)束 做另一件事 如用waswriting就與wenttobed在邏輯上相矛盾 二 過(guò)去進(jìn)行時(shí)側(cè)重表示動(dòng)作的延續(xù) 一般過(guò)去時(shí)表示過(guò)去某時(shí)發(fā)生過(guò)某事 側(cè)重說(shuō)明事實(shí) he allnightlastnight 生動(dòng)的描寫 他一直寫 he somethinglastnight 說(shuō)明他寫了 的事實(shí) waswriting wrote 注 下列幾類動(dòng)詞通常不用于進(jìn)行時(shí) 表示狀態(tài)的動(dòng)詞be 感官動(dòng)詞 feel hear look smell taste等 表示思維或心理狀態(tài)的動(dòng)詞 believe forget consider 認(rèn)為 know remember hope wish want等 表示所屬關(guān)系的動(dòng)詞 belong have own hold 容納 等