資源描述:
《It-…+點(diǎn)時(shí)間段時(shí)間+before…詮釋【可編輯范本】》由會員上傳分享,免費(fèi)在線閱讀,更多相關(guān)內(nèi)容在行業(yè)資料-天天文庫。
It…+點(diǎn)時(shí)間/段時(shí)間+before…詮釋高中英語中,before句式,相似性強(qiáng),考生易混淆,究其用法,現(xiàn)小結(jié)于后,敬供商榷.1.???????It?was /willbe+?段時(shí)間?+?。鈋fore …在“It?was/ willbe?。?段時(shí)間?+before?從句”結(jié)構(gòu)中,before是從屬連詞,表示“……才;……就”,引導(dǎo)時(shí)間狀語從句。例:Itwasjust3days?before?the bookwaspublished.三天后那本書就出版了。例:It will?。鈋five years?before?we meetagain.五年后我們才會在見面.2.? It?。鱝sn’t longbefore…/It won’tlongbefore …在“Itwasn’tlongbefore從句”結(jié)構(gòu)中,before是從屬連詞,表示“不久以后就……";而“It won’tlongbefore從句”結(jié)構(gòu)中,before是從屬連詞,意為“不久就會……”,引導(dǎo)時(shí)間狀語從句。例:Itwasn’tlong?before?hecamehome.他不久后才(很快)回到了家里。例:Itwon’tlong?before?yougetwellagain.不久你就可以恢復(fù)健康了.3.?It be+?點(diǎn)時(shí)間?+ before …在“Itbe +?點(diǎn)時(shí)間?+ before從句”結(jié)構(gòu)中,before是從屬連詞,表示“在……之前;時(shí)間是……",引導(dǎo)時(shí)間狀語從句。例:Itwas 4:00?before?hecameto see?。鵲u.他是四點(diǎn)后來看你的。4。?Itbe +?點(diǎn)時(shí)間?+when…在“Itbe+?點(diǎn)時(shí)間?+when從句"結(jié)構(gòu)中,when是從屬連詞,表示“當(dāng)時(shí)是……”,引導(dǎo)時(shí)間狀語從句。例:Itwas4:00?when?hecametoseeyou.他來看你時(shí),已是四點(diǎn)了。5。?Itbe+?段時(shí)間?+ since…在“Itbe +?段時(shí)間?+since從句”結(jié)構(gòu)中,since是從屬連詞,引導(dǎo)時(shí)間狀語從句.若從句中謂語動詞是短暫性動詞,表示“自從……以來有多久了”;若從句中謂語動詞是延續(xù)性動詞,則表示“(多久)不……了”。例:Itwas twoyears?since?Ijoined the?。蘣aguemember.我入團(tuán)已三年了.(join是短暫性動詞)例:Itwasmany years?since?Ienjoyedmyselflikethis。我已有多年沒有像這么開心了。(enjoy是延續(xù)性動詞)6.?It?。鈋+?時(shí)間?+that …在“It?。猓濉??時(shí)間?+ that從句”結(jié)構(gòu)中,構(gòu)成強(qiáng)調(diào)句,表示“就是……時(shí)間才……”。例:Itwastwoyearslater?that?Icamebackfromabroad.正是兩年后我才回國的。7。?It is/willbe+?段時(shí)間?+until…在“Itis/willbe+?段時(shí)間?+ until從句”結(jié)構(gòu)中,until是從屬連詞,引導(dǎo)時(shí)間狀語從句,表示“過了(要過)多久才……",until相當(dāng)于before。例:It would be10years?until/before?heknewthetruth。4
1十年后他才得知真相。【溫馨提示】(1)until用于肯定句,表示“直到……為止”,謂語動詞一般是延續(xù)動詞,常見的有stay,work,study,play等,表示動作一直延續(xù)到until所表示的時(shí)間為止。例:Tellhimtostayup?until?Igetback。.告訴他,等我回來后再去睡。(2)until用于否定句,表示“在……之前;直到……(才)”,謂語動詞一般是終止性動詞,常見的有come,arrive,leave,die等,表示動作到until所表示的時(shí)間時(shí)才發(fā)生。例:Theywon’tcometo?。醤ydecision?until?they hadachancetodiscuss it?。鳎鑟lly.等有機(jī)會全面討論這個問題后才定奪。綜合上述,句子結(jié)構(gòu)千變?nèi)f化,規(guī)則眾多,用法奇特,但只要根據(jù)已有的學(xué)習(xí)經(jīng)驗(yàn)和知識水平分析句子,理解用意,進(jìn)一步進(jìn)行信息整合,推理判斷,便可找到更新的理解辦法或途徑,這樣,無論多么難的句子都可以一一化解了?!窘?jīng)典演練】1。It was_____hecamebackfromAfricathatyear____(dá)he?。韊tthegirl hewouldliketomarry.??A.when;then???B。not;until????。谩otuntil;that(yī)???D.only;when2。?——-HaveyouknowDr.Jackonforalong time???。?—Yes,sinceshe__(dá)__the ChineseSociety.?? A。hasjoined??B.joins?????C。had joined??D。joined3.—--Didhisfat(yī)hercomebackearlylast night??--—Yes,itwasnotyeteight o’clock ___hearrivedhome.??A. before????? B. when?????C. that???????。摹#鮪til【答案與解析】1.?。??考查強(qiáng)調(diào)句與時(shí)間狀語從句辨析。句意:正是他那一年從非洲回來時(shí),他才遇到了他的確想要結(jié)婚的那位姑娘。此處應(yīng)是強(qiáng)調(diào)句型,被強(qiáng)調(diào)的對象是“notuntil?hecameback?。鎟omAfricat(yī)hat(yī)year?",不是時(shí)間狀語從句,而選項(xiàng)A,B和D項(xiàng)不合要求,故C項(xiàng)正確.2。? D?考查since時(shí)間狀語從句.句意:自她加入漢語協(xié)會以來。據(jù)語境分析,此處since表示“自從……以來”,而選項(xiàng)A,B和C均不合語義,故D項(xiàng)正確.3?B?考查when時(shí)間狀語從句.句意:當(dāng)他回到家里時(shí),還不到八點(diǎn)。據(jù)語境分析,此處it指時(shí)間,when引導(dǎo)時(shí)間狀語從句,表示“當(dāng)……時(shí)候”,而選項(xiàng)A,C和D均不合語義,故B項(xiàng)正確?!灸芰μ嵘??!?—- How longdoyouthinkit willbe___(dá)_Chinasendsa manned spaceshiptothemoon???。?Perhapstwoor threeyears.??A.when????B。 until?????C.that?????D. before2。Itwassometimelater__(dá)_?。鳎錼ealized twoorthreeyears。?A.until?????B。before?????C. that???? D. since3.Howlongisit___(dá)welastsaw eachother inShanghai???。?since?????B.before????? C.until???D.that4?!。詇atwasreallyaspecialevening,it’syears___ he?。錸joyedhimselfso4
2much.?A.when?????B。that??????? C。before?? D。since5?!t seemedonly seconds__(dá)_ theboyfinished washinghisface.? A。when????B。before?????C.a(chǎn)fter?????。摹ince6.-—-Whatdid shewant toknow,Tom ??-—- She wondered___(dá)_?。鱡could completetheexperiment.?A.whenwas it??? B. itwaswhenthat??? C.itwaswhen????D。whenit wasthat7.Was itin1939___ theSecond WorldWarbrokeout ??A.that??????B?!hen????? C. until????D。since8.Itwas two years ___(dá)Ibegantolearn English。?A. when?????B.since?????C.before???D。 that9。It?wasnotuntildark___hefound___(dá) hethoughtwas the correctwaytosolvethe?。餽oblem.??A.that(yī);what?? B.that; that???C.when; what(yī)??D.when;what【答案與解析】1.D?考查before時(shí)間狀語從句.句意:--—?你認(rèn)為中國多少時(shí)間后才能把宇宙飛船發(fā)射到月球上呢?———?或許兩三年吧。據(jù)語境分析,此處before引導(dǎo)時(shí)間狀語從句,表示“在……之前,……才”,而選項(xiàng)A,B和C均不合語義,故D項(xiàng)正確.2.C?考查強(qiáng)調(diào)句與時(shí)間狀語從句辨析。句意:就是一段時(shí)間以后我們才能弄清事實(shí)的真相。據(jù)語境分析,此處強(qiáng)調(diào)“sometimelater”, Itbe…that…構(gòu)成強(qiáng)調(diào)句式,而不是時(shí)間狀語從句,而選項(xiàng)A,B和D均不合句式要求,故C項(xiàng)正確。3.A?考查since時(shí)間狀語從句.句意:我們最后一次自在上海見面后有多長時(shí)間了呢?據(jù)語境分析,此處應(yīng)是since引導(dǎo)時(shí)間狀語從句,表示“自……以來”,而選項(xiàng)B,C和D均不合語義,故A項(xiàng)正確。4。D?考查since時(shí)間狀語從句。句意:那是一個特別的晚上,已有多年沒有這么開心了。據(jù)語境分析,此處應(yīng)是since引導(dǎo)時(shí)間狀語從句,表示“自……以來”,而選項(xiàng)A,B和C均不合語義,故D項(xiàng)正確。5.B?考查before時(shí)間狀語從句。句意:好像沒大一會兒,那個小孩就把臉洗完了。據(jù)語境分析,此處應(yīng)是before引導(dǎo)時(shí)間狀語從句,表示“…。才”,而選項(xiàng)A,C和D均不合語義,故B項(xiàng)正確。6?!?考查強(qiáng)調(diào)句與時(shí)間狀語從句辨析。句意:--—?她到底想知道什么,Tom?---?她想知道我們完成這項(xiàng)實(shí)驗(yàn)的時(shí)間。據(jù)語境分析,此處應(yīng)是強(qiáng)調(diào)句,被強(qiáng)調(diào)的對象是“when”,又因放在shewondered之后,隨之構(gòu)成賓語從句,將when提出以平衡句子,表示“….時(shí)候”,而選項(xiàng)A,B和C均不合要求,故D項(xiàng)正確。7。A?考查強(qiáng)調(diào)句與時(shí)間狀語從句辨析.句意:就是在1939年爆發(fā)的第二次世界大戰(zhàn)嗎??據(jù)語境分析,此處應(yīng)是強(qiáng)調(diào)句型,被強(qiáng)調(diào)的對象是“in1939”,不是時(shí)間狀語從句,而選項(xiàng)B,C和D均不合要求,故A項(xiàng)正確.8.B考查since時(shí)間狀語從句.句意:我自學(xué)英語以來,有兩年時(shí)間了。據(jù)語境分析,此處應(yīng)是since引導(dǎo)時(shí)間狀語從句,表示“自……以來”,而選項(xiàng)A,C和D均不合語義,故B項(xiàng)正確。9。A?考查強(qiáng)調(diào)句與時(shí)間狀語從句辨析。句意:直到天黑時(shí),他才發(fā)現(xiàn)他所想到的正是解決這個問題的有效途徑。?據(jù)語境分析,此處應(yīng)是強(qiáng)調(diào)句型,被強(qiáng)調(diào)的對象是“notuntildark”,又在hefound后跟了一個what引導(dǎo)的賓語從句,不是時(shí)間狀語從句,而選項(xiàng)B,C4
3和D均不合要求,故A項(xiàng)正確.1.Itbe+時(shí)間段+before.。.過了多長時(shí)間才.:It?。鳎醩twodaysbeforeheknew。過了兩天他才知道。Itwas?。鬶reeyearsbeforehecame?。鈇ckfromabroad。過了三年他才從國外回來.2.Itbe+ 時(shí)間點(diǎn)?。玾hen.。.當(dāng)。時(shí)候,時(shí)間是。:It was six?。鱤enhe arrived.當(dāng)他到達(dá)時(shí),時(shí)間是6點(diǎn)鐘。3。Itis/hasbeen +時(shí)間段 +since..。(往往用非延續(xù)性動詞)自從……以來到現(xiàn)在已有多久,做。已經(jīng)多長時(shí)間了:Itis /hasbeen fiveyears sincehedied。他已經(jīng)死了5年了.4.Itisthreeyearssincetheygotmarried。他們已經(jīng)結(jié)婚三年了。Itis threeyearssincetheyweremarried。他們已經(jīng)離婚三年了。(若since引導(dǎo)的狀語從句的謂語動詞是持續(xù)性動詞或表示狀態(tài)動詞的過去時(shí)時(shí),則從句表示的時(shí)間是“從動作或狀態(tài)結(jié)束時(shí)算起”.)再如:Ithasbeen quitesometime sinceIwas last inLondon.我上次離開倫敦至今頗有一段時(shí)間了。5.It won'tbe longbefore.。.:不久。It won'tbelong beforewemeet again。我們不久會再見面。4