八年級英語上冊 Unit 6 Natural disasters Grammar 課件 牛津譯林版.ppt

unit6 grammarapastcontinuoustense 所學(xué)過的句子時態(tài) 一般現(xiàn)在時 1 經(jīng)常發(fā)生或反復(fù)發(fā)生的動作 如hegetsupatsix 2 現(xiàn)實的情況或狀態(tài) 如itisfinetoday 3 永恒的真理 如thesunrisesintheeast 一般過去時 主要表示1 過去發(fā)生的動作或存在的狀態(tài)如iwenttoschoolonfoot 2 剛發(fā)生過的動作shecameinjustnow 現(xiàn)在進(jìn)行時 如wearehavingourenglishclasstoday 一般將來時 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 過去進(jìn)行時的基本用法表示過去某一時刻正在進(jìn)行的動作以及過去某一段時間內(nèi)持續(xù)進(jìn)行的動作 常與表示過去的具體時間 如 atthattime moment atthistimeyesterday at9 00lastnight from8to9yesterdayeveningthewholemorning等連用 過去進(jìn)行時的句式 1 基本結(jié)構(gòu) was were v ing 2 否定式 was werenot v ingwasnot wasn twerenot weren t 3 疑問句 將was were調(diào)到主語前 你能說出下列句子的否定句 一般疑問句及肯定回答和否定回答嗎 iwasrunning danielwastalkingtomillie 你能對劃線部分進(jìn)行提問嗎 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 有時為了句子表達(dá)的需要 我們可以用復(fù)合句來表達(dá)過去進(jìn)行時 如昨晚當(dāng)我到家的時候 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)的句子表過去的某一個具體的時間 when從句用一般過去時 而它的主句用過去進(jìn)行時 但是若強(qiáng)調(diào)某個動作正在進(jìn)行中時 又發(fā)生了別的動作 用when從句 when從句必用過去進(jìn)行時 主句用一般過去時 表示在when從句正進(jìn)行期間又發(fā)生了主句的動作 此時 when while 表時間段 如當(dāng)學(xué)生們正在讀書時 老師走進(jìn)了教室 昨晚當(dāng)爸爸和媽媽正在看電視時 我到家了 when whilethestudentswerereadingbooks theteachercamein when whilemyparentswerewatchingtv iarrivedhome 若主 從句兩個延續(xù)動作同時進(jìn)行 用while 則主句與從句都用進(jìn)行時 此時 while譯為 而 一邊 一邊 如 hewasreadingthenewspaperwhileiwasstudying beibeiwassingingwhilepingpingwasdancing shewasdoingherhomeworkwhileshewaslisteningtomusic peoplewererunningwildlywhilepiecesofglassandbrickswerefallingdown suzywasmakingasnowmanwhilekittywasstandingbesideher 英語中 動詞按其動作發(fā)生的方式 動作發(fā)生過程的長短 可分為延續(xù)性動詞和終止性動詞 延續(xù)性動詞表示能夠延續(xù)的動作 這種動作可以延續(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 終止性動詞也稱非延續(xù)性動詞 瞬間動詞或短暫性動詞 表示不能延續(xù)的動作 指動作在很短時間內(nèi)完成 這種動作發(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 過去進(jìn)行時與一般過去時的區(qū)別過去進(jìn)行時著重描述當(dāng)時正在進(jìn)行的動作 它的特點是 未完成 強(qiáng)調(diào)過程 一般過去時表示一個業(yè)已完成的動作 表示動作發(fā)生過 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程 如用made則表示這一動作已結(jié)束 做衣服的動作已結(jié)束與cutherfinger就沒有聯(lián)系 2 he write aletter thenwenttobed wrote wrote表示動作已結(jié)束 做另一件事 如用waswriting就與wenttobed在邏輯上相矛盾 二 過去進(jìn)行時側(cè)重表示動作的延續(xù) 一般過去時表示過去某時發(fā)生過某事 側(cè)重說明事實 he allnightlastnight 生動的描寫 他一直寫 he somethinglastnight 說明他寫了 的事實 waswriting wrote 注 下列幾類動詞通常不用于進(jìn)行時 表示狀態(tài)的動詞be 感官動詞 feel hear look smell taste等 表示思維或心理狀態(tài)的動詞 believe forget consider 認(rèn)為 know remember hope wish want等 表示所屬關(guān)系的動詞 belong have own hold 容納 等