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1、專題09語法無憂時態(tài)語態(tài)在手W:1 haven't left here for 3 years. I haven't heard from him for 3 weeks.3. 延續(xù)性動詞與非延續(xù)性動詞之間的轉(zhuǎn)換:非延續(xù)性動詞不能直接和for或since連用,但我們可以找一個相應(yīng)的延續(xù)性動詞或動詞短語來替換這些非延續(xù)性動詞,如 :come >be,come to >be in / at,go out be out,leave >be away,begin >be on,stop一 be over,buy* have,borrow* keep,open b

2、e open, close be closed,join >be a member of,put on weardie *be dead,catch a cold >have a cold,get to know >know,fall asleep be asleep,fall ill> be illbecome a teacher >be a teacher,finish be over,open sth - keep sth open,例:The old man died 4 years ago.-The old man has been dead for 4

3、 years.-It is 4 years since the old man died.-Four years has passed since the old man died.Rejoined the Parly 2 years ago.-He has been in the Party for 2 years.I bought the book 5 days ago.-I have had the book for 5 days.7、since的四種用法1) since +過去一個時間點(如具體的年、月、日期、鐘點、1980, last month, half past six)oI

4、have been here since 1989.My aunt has worked in a clinic since 1949.2) since +一段時間+ agoI have been here since five months ago.3) since +從句(從句通常用一般過去時,而主句一般用現(xiàn)在完成時)Great changes have taken place since you left.I have known Xiao Li since she was a little girl.4) It is (has been) +段時間 + since 從句It is tw

5、o years since I became a postgraduate student.知識點八:過去完成時【知識梳理1】基本概念:表示在過去某一時間或動作以前己經(jīng)完成了的動作。簡言之,過去完成時所表示的時間就是“過去的過去"【知識梳理2】時間狀語:by the time ,for since 等8.過去完成時 had +動詞過去分詞注:在 after/before 等 引導(dǎo)的狀語從句中, 由于這類詞本身能 夠明確表示先后關(guān) 系,所以常用一般過 去時代替過去完成 時。1)表示過去某一時間或動作 發(fā)生以前己經(jīng)完成的動作,即 “過去的過去"2)表示動作或狀態(tài)從過去某 一時間

6、以前開始一直延續(xù)到 這一過去時間1) I had had my breakfast when he came.2) By the end of last term, they had learnt 800 English words.3) He said he had seen the film twice.4) After he finished his homework, he went to bed.by the end of when +從句 bcfore+過去時間知識點九:被動語態(tài)【知識梳理11語態(tài)的基本概念:語態(tài)是表示句子中主語和謂語動詞之間的關(guān)系的術(shù)語。英語中只有兩個語態(tài):主動語

7、態(tài)和被動語態(tài)。主 動語態(tài)表示主語是謂語動詞動作的執(zhí)行者,被動語態(tài)表示主語是謂語動詞動作的承受者。主動語態(tài)一一動作執(zhí)行者;被動語態(tài)一一動作承受者例:I have returned the magazines to the library.The magazines have been returned to the library.The students cleaned their classroom after school every day.The classroom is cleaned by the students after school every day.【知識梳理2】被動語

8、態(tài)的構(gòu)成教學(xué)建議:1. 被動語態(tài)的關(guān)鍵點:be動詞的變化2. 老師師范講解一般現(xiàn)在時的被動語態(tài)構(gòu)成,然后由學(xué)生模仿變化其他時態(tài)的被動語態(tài)。1. 被動語態(tài)的基本結(jié)構(gòu):be+動詞的過去分詞2. 各種時態(tài)的主動、被動語態(tài)的結(jié)構(gòu):時態(tài)主動語態(tài)被動語態(tài)一般現(xiàn)在時do/doesam/is/are +done一般過去時didwas/were +done現(xiàn)在進行時am/is/are +doingam/is/are +bcing done現(xiàn)在完成時have/has +donehave/has +been done一般將來時will/shall/be going to +dowill/shall/be going

9、 to +be done過去進行時Was/were +doingwas/were+ being done過去完成時had + donehad + been done過去將來時would/should/be going to+ dowould/should/be going to +be done含有情態(tài)動詞can/may/niust +docan/may/must+ be done【知識梳理3】主動語態(tài)和被動語態(tài)的轉(zhuǎn)換1. 主動語態(tài)變?yōu)楸粍诱Z態(tài) 要將主動句里的賓語變?yōu)楸粍泳渲械闹髡Z,若主動句中的賓語是人稱代詞,要將賓格變成主格。 把主動句中的主語變?yōu)楸粍泳渲械馁e語,主格代詞變成賓格代詞,并由b

10、y引導(dǎo)。 謂語動詞變成相應(yīng)的被動形式。Wc asked him to sing an English song.He was asked to sing an English song by us.主動語態(tài):動作執(zhí)行者+謂語動詞主動形式+動作承受者被動語態(tài):動作承受者+謂語動詞被動形式+動作執(zhí)行者批注:主動,主動,主去動;被動,被動,主被動。2. 帶雙賓語的謂語動詞變?yōu)楸粍诱Z態(tài)教學(xué)建議:1. 讓學(xué)是了解什么叫雙賓語及賓語補足語并舉例說明;2. 給出具體例句讓學(xué)生來變成被動。 謂語動詞帶雙賓語時,既可以將間接賓語轉(zhuǎn)化成主語,也可以將直接賓語轉(zhuǎn)化成主語; 若將間接賓語轉(zhuǎn)化成主語,則保留直接賓語;

11、若將直接賓語轉(zhuǎn)化成主語則保留間接賓語,旦在被保留的間接賓語前加上介詞to或for;She gave me a book.(變?yōu)楸粍诱Z態(tài))I was given a book by her.(間接賓語 me 改為了 主語)A book was given to me by her.(直接賓語 a book 改為了 主語)備注:此語法點應(yīng)多呈現(xiàn)后接雙賓語的動詞詳細講解并加強練習(xí)。如:bring , take end ,show等3. 動詞短語變?yōu)楸粍诱Z態(tài)許多由不及物動詞和介詞、副詞構(gòu)成的動詞短語相當于及物動詞,可以有賓語,也可以有被動語態(tài)動詞 短語是一個不可分割的整體,在變?yōu)楸粍诱Z態(tài)時,|不nJ丟

12、掉構(gòu)成動詞短語的介詞或為詞|。We should speak to old men politely.Old men should be spoken to politely.4. 帶賓語補足語的被動語態(tài)賓語后若有賓補,變被動語態(tài)時,只把賓語變?yōu)楸粍泳涞闹髡Z,賓語補足語保留在原處,成為主語補足 語。I heard Jane playing the piano in her room.Jane was heard playing the piano in her room.5. 變被動語態(tài)后動詞形式的選擇主動句中的感官動詞see. hear, watch, feel,notice等,及使役動詞l

13、et, make,have等后跟省略to的不定式, 變?yōu)楸粍泳鋾r,應(yīng)加上不定式符號to.He makes the girl stay at home.The girl is made to stay at home by him.備注:一感二聽三讓四看,變被動還原to.薩優(yōu)選提升題"1. (2022上海黃浦一模)Dartthe best moment of her career at Wimbledon in 2019.A. enjoysB. enjoyedC. has enjoyed D. will enjoy2. (2022上海黃浦一模)Tom saw a traffic acc

14、ident when hehis bicycle along the road.A.ridesB.hasrodeC.was ridingD.had rode3. (2022上海青浦一模)By the end of last year, the charityover ten thousand homeless people.A.helpsB.hashelpedC.will helpD.had helped4. (2022上海虹口一模)In recent months, every corner of our neighbourhoodgreatly.A.are changingB.hascha

15、ngedC.had changedD.will change5. (2022-上海閔行一模)When my mother knocked at the door, Ithe latest magazine.A.readB.was readingC.had readD.would read6. (2022上海楊浦一模)Like all Greeks, shethe legend of Odysseus since childhood.A.knowsB.knewC.has knownD.will know7. (2022上海浦東新一模)This time yesterday, Ito my new

16、 class teacher.A.speaksB.spokeC.is speakingD.was speaking8. (2022-上海閔行一模)We are glad to hear that the Greensto a new flat next week.A.moveB.movedC.will moveD.have moved9. (2022上海普陀一模)If everyone puts in more effort, the tasksin five days.A. were finishedB. are finishedC. have been finishedD. will be

17、 finished10. (2022上海長寧一模)The ladya walk along the street when a car hit herfrom behind last night.A. tookB. was takingC. has takenD. had taken11. (2022-上海普陀一模)The poor familymuch help from the neighbours since the family movedthere.A. has gotB. gotC. is gettingD. gets12. (2022-上海普陀一模)When we questio

18、ned him about the matter, heeverything.A. deniesB.is denyingC.deniedD. will deny13. (2022上海模)Mum was surprised to find her little sonall her suitcases already.A. was packingB.has packedC.had packedD. would pack14. (2022上海一模)Harry will work in the north of Canada after hefrom PHD in UBC.A. will gradu

19、ate B. graduateC. graduatesD. graduated15. (2022-上海虹口一模)High school students are requiredpart in the volunteer project everyterm.A. takeB. takingC. tookD. to take16. (2022-上海虹口一模)A new factoryto deal with water pollution last month.A. was builtB. will be builtC. has been built D. has built17. (2022上

20、海長寧一模)In the past several months a new community parkand will be open tothe public soon.A. is builtB. was builtC. has been built D. will be built18. (2022上海一模)It is said China International Import Expoin Shanghai last year.A.was heldB.are heldC.has beenheldD.had been held19. (2021上海奉賢九年級期中)Great pro

21、gressin studying the new medicine for AIDS recently.A.will be madeB.is madeC.has beenmadeD.was made20. (2021-上海奉賢九年級期中)The silk clothes can'tin the washing machine.A.be washedB.washC.washedD.washing參考答案1. B【詳解】句意:2019年,Dart在溫布爾登享受了她職業(yè)生涯中最美好的時刻??疾閯釉~時態(tài)。根據(jù)in 2019可知,此處為一般過去時,使用動詞過去式enjoyedo故選B。2. C【

22、詳解】句意:湯姆在路上騎自行車時看到了一起交通事故。考查動詞時態(tài)。when引導(dǎo)的時間狀語從句,主句用一般過去時態(tài),從句用過去進行時,其結(jié)構(gòu)是 was/were doing的形式,ride"騎",是動詞,現(xiàn)在分詞是riding,故選C。3. D【詳解】句意:到去年年底,該慈善機構(gòu)己經(jīng)幫助了一萬多名無家可歸的人??疾閯釉~時態(tài)。根據(jù)時間狀in By the end of last year可知,此處用過去完成時,其結(jié)構(gòu)是had done的形 式,help"幫助”,是動詞,過去分詞是helped,故選D。4. B【詳解】句意:近幾個月來,我們街區(qū)的每個角落都發(fā)生了巨大的變

23、化。考查動詞時態(tài)。根據(jù)“In recent months”可知句子時態(tài)是現(xiàn)在完成時,故選B。5. B【詳解】句意:當我媽媽敲門時,我正在看最新的雜志??疾闀r態(tài)辨析。根據(jù)“When my mother knocked at the door”可知此處表示某事發(fā)生時另一件事情正在進行, 從句用般過去時,主句用過去進行時,其結(jié)構(gòu)為was/were doing。故選B。6. C【詳解】句意:像所有希臘人一樣,她從小就知道奧德修斯的傳說。考查動詞時態(tài)。根據(jù)時間狀語“since childhood"可知,句子應(yīng)是現(xiàn)在完成時,構(gòu)成形式為:have/has done;主語是第三人稱單數(shù)形式,故助動詞

24、應(yīng)用has, know的過去分詞是known<>故選C。7. D【詳解】句意:昨天這個時間,我正在和我的新班主任說話。考查過去進行時。根據(jù)語境可知是過去某個時間正在發(fā)生的事情,符合過去進行時的用法,過去進行時的結(jié)構(gòu)為 was/were doing sth.。故選 Do8. C【詳解】句意:聽到格林一家下周將搬進一套新公寓我們很高興??疾橐话銓頃r。move"搬家,根據(jù)“next week"可知,時態(tài)是一般將來時,一般將來時構(gòu)成:主語+will+動詞原形,故選Co9. D【詳解】句意:如果每個人都更加努力,任務(wù)將在五天內(nèi)完成。考查一般將來時的被動語態(tài)。finish

25、"完成,根據(jù)if引導(dǎo)的條件狀語從句遵循“主將從現(xiàn)"原則以及主語“the tasks和動詞“finish”是被動關(guān)系可知,空缺處應(yīng)該用一般將來時的被動語態(tài),故選D,10. B【詳解】句意:昨天晚上,當一輛轎車從后面撞到這位女士的時候,她正沿著街道散步??疾閯釉~的時態(tài)。根據(jù)“when a car hit her from behind last night”可知講述的是過去的時間點正發(fā)生的動作, 用過去進行時,主語“The lady”是第三人稱單數(shù),表達“散步"謂語動詞用“was taking a walk”。故選B。11. A【詳解】句意:這個窮人家自從搬到那里以來

26、,得到了鄰居的很多幫助??疾閯釉~時態(tài)。since+ 般過去時的從句,主句用現(xiàn)在完成時have/has done的結(jié)構(gòu),故選A。12. C【詳解】句意:當我們詢問他那件事時,他什么都否認了。考查動詞時態(tài)。when引導(dǎo)的時間狀語從句,根據(jù)從句"questioned”可知,整個句子都是在描述過去發(fā)生的 事情,動詞用過去式,故選C。13. C【詳解】句意:媽媽發(fā)現(xiàn)她的小兒子己經(jīng)打包好了她所有的手提箱,感到很驚訝。考查動詞的時態(tài)。結(jié)合語境可知,媽媽看到手提箱打包好了,感到很驚訝,動作“pack”發(fā)生在“wassurpirsed”之前,即過去的過去,動作已完成,應(yīng)用過去完成時“had done”

27、。故選C。14. C【詳解】句意:從哥倫比亞大學(xué)哲學(xué)博士畢業(yè)后,哈利將在加拿大北部工作。考查時間狀語從句。after用作連詞引導(dǎo)時間狀語從句時注意遵循“主將從現(xiàn)",本句中主句使用一般將來時,從句使用一般現(xiàn)在時即可,主語為he,注意保持主謂一致,故選C。15. D【詳解】句意:高中生每學(xué)期都被要求參加志愿者項目??疾榉侵^語動詞。固定短語require sb. to do sth."要求某人做某事",故選D。16. A【詳解】句意:上個月建了一個新工廠來處理水污染??疾閯釉~時態(tài)和語態(tài)。主語A new factory與謂語動詞之間是動賓關(guān)系,表示"被建立&qu

28、ot;,用被動語態(tài),且由“l(fā)ast month”可知,用一般過去時的被動語態(tài)(was/were done)。故選A。17. C【詳解】句意:在過去的幾個月里,一個新的社區(qū)公園己經(jīng)建成,不久將向公眾開放??疾楸粍诱Z態(tài)。根據(jù)/zln the past several monthsz,知,句子用現(xiàn)在完成時,主語/za new community parkM與 動詞build Z間是被動關(guān)系,故此空填現(xiàn)在完成時被動語態(tài),故選C。18. A【詳解】句意:據(jù)說中國國際進口博覽會去年在上海舉行??疾閯釉~語態(tài)。根據(jù)句意可知,主語和動詞之間是被動關(guān)系,故應(yīng)用被動語態(tài);根據(jù)時間狀語“l(fā)astyear”可 知,句子

29、應(yīng)用一般過去時的被動語態(tài),構(gòu)成形式為:was/were done;主語“China International Import Expo” 是第三人稱單數(shù)形式,故be動詞應(yīng)用was: hold的過去分詞是held。故選A。19. C【詳解】句意:最近,治療艾滋病的新藥研究取得了很大進展??疾閯釉~時態(tài)。根據(jù)時間狀語"recently最近"并結(jié)合語境可知,句子時態(tài)應(yīng)用現(xiàn)在完成時:主語+have/has done;且主語和謂語之間是動賓關(guān)系,所以應(yīng)用現(xiàn)在完成時的被動語態(tài)(have/has been done) o故選C。20. A【詳解】句意:絲繃衣服不能在洗衣機里洗。考查情態(tài)動詞

30、的被動。本題主語“The silk clothes”和謂語動詞“wash”之間是邏輯上的動賓關(guān)系,根據(jù)題空前"can't” 可知,此處是情態(tài)動詞的否定句被動,結(jié)構(gòu)是“主語+情態(tài)動詞+not+be+過去分詞”。故選A。知識梳理知識點一:1.對一般現(xiàn)在時考查【知識梳理1】基本概念;一般現(xiàn)在時通常表示習(xí)慣性的、反復(fù)發(fā)生的動作。通常與表示頻度的副詞如often, sometimes, usually, always, occasionally 等和時間狀語如 in the evening, at night, twice a month, every day / week / mon

31、th / year, on Sundays等連用。般現(xiàn)在時可表示主語的特征、能力或狀態(tài)以及普遍真理?!局R梳理2】對主將從現(xiàn)的考查:在由 when, after, before, until, till, as soon as, the minute / second / moment, the next time 等引導(dǎo)的時間狀 語中或由 if, so / as long as, once, even i£ although, whether.or., in case, whatever, whenever, wherever 等弓I 導(dǎo)的條件狀語從句中,通常用一般現(xiàn)在時代替一般將

32、來時時態(tài)及形式用法例句常用時間狀語1. 一般現(xiàn)在時1)動詞be(am/is/are)2)行為動詞第三人稱單數(shù)做主 語時,動詞用單三, 其余用動原(+s/s,x,o,ch,sh+es/輔音字母+y結(jié)尾,變 y 為 i+es)1)表示經(jīng)常發(fā)生的動作或狀 態(tài)2)表示主語的特征、性格和能 力3)表示客觀事實或普遍真理;4)在時間或條件狀語從句中, 代替一般將來時5)用在劇本、新聞標題、動作 解說、戲劇描繪中1) Wc get up at 6 every morning.2) She studies very hard.3) The teacher told us that the earth move

33、s round the sun.4) DI let you know as soon as he telephones me.5) Here comes the bus.6) The meeting is at 2:00 p.m.7) More Teenagers Try Cigarettes.every day; once a week: always/usually/often /sonietimes/seldom/ never; nowadays變化:1.be動詞的變化:否定句:主語+ be + not +其它。 如:He is not a worker.他不是工人。一般疑問句:Be +

34、主語+其它。如:-Are you a student?Yes. I am. / No, I'm not.特殊疑問句:疑問詞+ 般疑問句。如:Where is my book?It is on the tabic.2 .行為動詞的變化。否定句:主語+ don*t( doesn't) +動詞原形(+其它)。如:I don't like bread.當主語為第三人稱單數(shù)時,要用doesn't構(gòu)成否定句。 如:He doesn't often play.一般疑問句:Do( Does ) +主i吾+動詞原形+其它。如:-Do you often play foot

35、ball?-Yes, I do. / No, I don't.當主語為第三人稱單數(shù)時,要用does構(gòu)成一般疑問句。如:-Does she go to work by bike?-Yes, she does. / No, she doesn't.特殊疑問句:疑問詞+般疑問句。如:How docs your father go to work?知識點二:對一般過去時的考查【知識梳理1】基本概念:表示過去某個時間發(fā)生的動作或存在的狀態(tài)。表示過去某一時刻或某一段時間內(nèi)所發(fā)生的動作 或情況,通常一般過去式帶有表示動作時間狀i吾的詞,詞組或從句,如yesterday, the day be

36、fore last, last week, two days ago, at that time, then, at that moment, yesterday, yesterday morning (afternoon, evening.), last night (week, month, year.), 段時間 + ago(several days ago), two days ago, a week ago, three years ago, in 1990, just now, long before, long long ago.等,上下文清楚時可以不帶時間狀語。時態(tài)及形式用法例

37、句常用時間狀語2 .一般過去時1 )動詞be(was/were)2)行為動詞的過去 式(+ed/+d/雙寫+ed/ 改y為i+ed/不規(guī)則 變化)1) 表示過去發(fā)生的動作或存 在的狀態(tài)2) 表示過去經(jīng)常或反復(fù)發(fā)生的 動作1) I saw him yesterday.2) He said he wouldn't come if it rained the next day.3) 1 hoped you could give us some help.4) When I was a boy, I often went to play in that park.yesterday; just

38、 now; last year; three days ago; in 1998; when+從句.構(gòu)成及變化:1 .規(guī)則動詞:1) Be動詞在一般過去時中的變化:am和is在一般過去時中變?yōu)閣as( was not=wasn,t); are在一般過去時中變?yōu)閣ereo(were not=weren,t); 帶有was或were的句子,其否定、疑問的變化和is, am, are -樣,即否定句在was或were后加not, 般 疑問句把was或were調(diào)到句首。2) 行為動詞的變化:否定句:didn't + 動詞原形,如:Jim didn't go home yesterday

39、.一般疑問句:在句首加did,句子中的動同過去式變回原形。如:Did Jim go home yesterday?特殊疑問句:疑問詞+did+主語+動詞原形?如: What did Jim do yesterday?注意:疑問詞當主語時:疑問詞+動詞過去式?如:Who went to home yesterday?3) 規(guī)則動詞的變化規(guī)則:1. 一般在動詞末尾加-ed,如:pull-pulled, cook-cooked2. 結(jié)尾是 e 加 d,如:taste-tasted3. 末尾只有一個元音字母和一個輔音字母的重讀閉音節(jié),應(yīng)雙寫末尾的輔音字母,再加-cd,如:stop-stopped;4.

40、 以"輔音字母+y”結(jié)尾的,變y為i,再加-ed,如:study-studied知識點三:對一般將來時的考查【知識梳理1】基本概念:表示將來的動作或狀態(tài).與時間狀語:tomorrow, next day(week, month, year.),soon, the day after tomorrow (后天)等連用。【知識梳理2】主將從現(xiàn)的考察:在 由 when, after, before, until, till, as soon as, the minute / second / moment, the next time 等引導(dǎo)的時間狀語中或由 if, so / as lon

41、g as, once, even if, although, whether.or., in ease, whatever, whenever, wherever 等引 導(dǎo)的條件狀語從句中,通常用般現(xiàn)在時代替般將來時。時態(tài)及形式用法例句常用時間狀語3.一般將來時1 )shall/willdo (shall 用于第一人稱,美國 英語中所有人稱都 用 will)2)am/is/are going to do1)表示將要發(fā)生的動作或情 況2)表示一種傾向或習(xí)慣性動 作3)表示打算做某事,表示安排 好的事/即將發(fā)生的事1 ) We shall/will go to Beijing tomorrow.2

42、) Fish will die without water.3) I'm going to learn the French.4) The children arc to learn English next week.tomorrow; next week; soon;tonight;this cvcning/wcckcnd in a few days; from now on;when + 從句.常見結(jié)構(gòu)1).t4bcgoingto+動詞原形”結(jié)構(gòu)用來表示按照主觀意圖打算或按計劃,安排將要做的事,有“打算、就要” 的意思。也常用于表示從跡象上表明將要發(fā)生的事情,多指個人主觀臆斷的推

43、測。如:Look at the clouds. It's going to rain.看這些云,要下雨了。2). “shall或will +動詞原形”指對將來事物近期或遠期的預(yù)見,表達個人主觀意圖以及征求對方意見或表 示客氣的邀請。在書面語中,shall多用于第一人稱;在口語中,will可以用于任何人稱。如:I shall/will show my photos to you next Monday.我下周一給你看我的照片。知識點四:對過去將來時的考查【知識梳理1】基本概念:過去將要做的事情?!局R梳理2對過去將來時would +do; was/ were +going to do和常

44、見用在過去將來中的謂語動詞promised 承諾,predict預(yù)測等的考查。時態(tài)及形式用法例句常用時間狀語4.過去將來時1 ) should/wouki do(用法同一般將來1)表示過去預(yù)計將要發(fā)生的 動作或存在的狀態(tài)2)表示過去習(xí)慣性動作1) He wanted to know when the meeting would begin.2) Whenever he had time, he常用在主句是一般過去時 后的賓語從句中;時)2) was/were going to do3)表示在過去某一時間對將 來的打算would help them in their work.3) No one

45、 knew when he was going to come.the next day/moming, year.,thefollowingmonth/week.知識點五:現(xiàn)在進行時【知識梳理1】基本概念:表示說話者說話時正在發(fā)生的動作或者目前一段時間內(nèi)正在進行的動作(但說話時這個動作不一 定在進行)【知識梳理2】時間狀語:now , right now, at the moment等。常用look! .listen! .等開頭,強調(diào)某人正在做某事。但很 多題目在考察進行時態(tài)時沒有明確的時間狀語,需要學(xué)生自己去理解。一、現(xiàn)在進行時的幾種形態(tài)變化:1 現(xiàn)在進行時的否定句在be后加not。2 .

46、現(xiàn)在進行時的一般疑問句把be動詞調(diào)到句首。3. 現(xiàn)在進行時的特殊疑問的基本結(jié)構(gòu)為:疑問詞+be+主語+動詞ing?如:What are you doing now?但疑問詞當主語時,即劃線部分是主語時,其結(jié)構(gòu)為:疑問詞+be+動詞ing?如:Who is singing outside the door?二、動詞加ing的變化規(guī)則1. 般情況下,直接加ing,如:cook-cooking2. 以不發(fā)音的 e 結(jié)尾,去 e 加 ing,如:make-making, taste-tasting3. 如果末尾是一個元音字母和一個輔音字母,且是重讀閉音節(jié),雙寫末尾的輔音字母,再加ing,如:run-r

47、unning, stop-stopping時態(tài)及形式用法例句常用時間狀語5.現(xiàn)在進行時1)表示此時此刻正在進行的1) The boys are reading magazines.now1) am/is/arc doing動作at present2)移動動詞的現(xiàn)在進2) What's he doing this week?at the moment行形式表將來(參看一2)表示目前這段時間正在進these days般將來時用法)行的動作3) The girl is always smiling happily.this week3)般不用于進行時態(tài)look的動詞:3)表示反復(fù)出現(xiàn)或習(xí)慣性

48、動4) It's getting cold.listena.表示知覺的動詞作 (always/constantly)(see/hear/smell5) He's leaving for Beijing./taste/notice/feel 等)4)有的動詞用于現(xiàn)在進行時b.表示態(tài)度和情感的動表示“逐漸"i司(believe/agree /like/hale/want/think 等) c.表示抽象關(guān)系或概念 的動詞(have/depend/seem /consist/possess 等)5)表示按計劃即將發(fā)生的動 作(參看一般將來時)知識點六:過去進行時【知識梳理1】

49、基本概念:表示在過去某一時刻或某一段時間內(nèi)進行或發(fā)生的動作?!局R梳理2】時間狀語:this time yesterday; at eleven yesterday morning (具體到過去的某一時間點)at that time 等?!局R梳理3】??紈hen A did sth. B was doing sth. else.當某人做某事的時候,另個人正在做另 件事。6.過去進行時was/were doing表示過去某一時刻 或某一階段正在進 行的動作1) We were having a meeting at 3 yesterday afternoon.2) He was reading

50、 a novel in the library this morning.3) He was forever complaining about something.4) I asked him whether he was coining back for supper.at that time yesterday morning when +從句知識點七:現(xiàn)在完成時【知識梳理1】基本概念:表示過去所發(fā)生的動作或事情對現(xiàn)在的影響或產(chǎn)生的結(jié)果,持續(xù)到現(xiàn)在,并且還有可能持續(xù)下 去,著眼點在現(xiàn)在?!局R梳理2】時間狀語:現(xiàn)在完成時時常與不確定的過去時間狀語連用。連用的時間狀語都較模糊,如: in/

51、over/during/for the past few years/months/weeks/days, these days, so far, up to now, since, for, ever since, since then, by this time, in / over the past few years, "since + 過去某一時刻+ 時間段"等?!局R梳理3】常考點:表示''第幾次做某事,"或在t4It is the best (worst, most interesting) 4-名詞+that"后面用現(xiàn)在完

52、成時。7.現(xiàn)在完成時 havc/has +動同過去 分詞(規(guī)則化同動 詞過去式/不規(guī)則變 化單獨記憶)1)表示過去發(fā)生的某一動作 對現(xiàn)在造成的影響和結(jié)果2)表示過去某時開始一直延 續(xù)到現(xiàn)在的動作或狀態(tài)(有可 能還會延續(xù)下去),常和表示一 段時間的狀語連用1 ) I haven't finished my homework yet.2) He has been ill for 3 days.3) Shanghai has changed a lot since 1978.4) It's been 10 years since they married.already/evcr/j

53、ust/yct often/never/always once/twice/befbre so far/up to now recently in the past few years for +時間段 since +時間點/從句表示過去發(fā)生或完成的某二動作對現(xiàn)在造成的影響或結(jié)果。如Have you read that story ?你讀過那個故事嗎?(“讀”這一動作發(fā)生在過去,對現(xiàn)在造成的影響是:是否知道故事的內(nèi)容。)I have bought two apples.我買 了兩個蘋果。(“買"這一動作發(fā)生在過去,對現(xiàn)在造成的結(jié)果是:擁有兩個蘋果。)在學(xué)習(xí)這一概念的同時,還應(yīng)注意常與

54、現(xiàn)在完成時連用的幾個副詞:already, just, ever, yet, never等。 already, just多用于肯定句中,ever, yet, never多用于疑問句和否定句中。如:I have already finished my homework.我己經(jīng)做完家庭作業(yè)了。He has just had his meal.他剛吃過飯。Have you ever sung this English song?你曾唱過這首英文歌嗎?They haven't started yet.他們還沒有動身。切表示過去已經(jīng)開始2.二真持續(xù)到現(xiàn)在的動作或狀態(tài)。 因為表示的是持續(xù)的動作或狀

55、態(tài),所以使用的動詞通常是延續(xù)性動詞:be,stay,study,wait,keep,have. 等; 使用的時間狀語通常由for或since引導(dǎo),但二者后接的詞有所不同:for后常跟一個時間段,指某個動作到現(xiàn)在為止己持續(xù)了多長時間。如:for three years, for half an hour 等 osince后面接一個時間點,如since 1980,也可以接“一段時間+ago,如:since three years ago, since two months ago 等。since還可用作連詞,引導(dǎo)一個過去時態(tài)的時間狀語從句。如: We have known each other s

56、ince we went to college. 非延續(xù)性動詞不能直接和for或since連用,但我們可以找一個相應(yīng)的延續(xù)性動詞或動詞短語來替換 這些非延續(xù)性動詞,3.過去分詞的構(gòu)成規(guī)則動詞:規(guī)則動詞的過去分詞的構(gòu)成規(guī)則與規(guī)則動詞的過去式的構(gòu)成規(guī)則相同。四點變化規(guī)則: 般動詞.,.在詞尾直接加匕照:.work-workedworked ,visit-visited-visited以結(jié)尾的動詞,只在詞尾加3二livedlivedlived,(跖以:輔音字母.土 結(jié)尾的動詞.,將.*變?yōu)?直:.?再加,.知.”study-studied-studied ,cry-cried-cried ,playplayedplayed ,staystayedstayed.重讀閉音節(jié)結(jié)尾?末尾只有二個輔音.字母.,先.雙寫該輔音字.母.,再加“.凹二st

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