高中英語 Unit 5 Rhythm Period 3 Grammar同步課件 北師大版必修2

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1、配北師大版英語必修配北師大版英語必修2 Period ThreeGrammar 配北師大版英語必修配北師大版英語必修2 一、時間狀語從句1引導時間狀語從句的連詞有when，while，as，before，after，whenever，till，until，since，once等。When we lived in town，we often went to the theatre.當我們住在城里時，我們常常去看戲。After she got married，she changed completely.結(jié)婚之后她完全變了。狀語從句配北師大版英語必修配北師大版英語必修2 Whenever she

2、had a cold，she ate only fruit.每當感冒時，她就只吃水果。I have written home four times since I came here.自從我到這兒來，我往家寫了四封信。Once you remember it，youll never forget it.你一旦記住了它，就永遠不會忘記。配北師大版英語必修配北師大版英語必修2 2when除了作“當時候”解之外，還有“那時(突然)，這時(突然)”之意，常用于下列句式：was/were doing.when.“正突然”；was/were about to/going to do.when.“正要突然”

3、；had just done.when.“剛突然就”。配北師大版英語必修配北師大版英語必修2 We were having a meeting when someone broke in.我們正開會突然闖進一人。We were about to set off on our way when it suddenly began to rain.我們剛要出發(fā)，突然下雨了。另外，when還可作“既然”解，引出原因狀語從句。It was foolish of you to take a taxi when you could easily walk there in five minutes.既然能

4、輕易地五分鐘內(nèi)步行到那兒，那么乘坐出租車你太傻了。配北師大版英語必修配北師大版英語必修2 3before“在之前”，還可譯為“還未就”；“不到就”；“才”；“趁著還沒就”；“還沒來得及就”等。We had sailed four days and four nights before we saw land.我們航行了四天四夜才看到陸地。We hadnt run a mile before he felt tired.我們跑了還不到一英里他就累了。配北師大版英語必修配北師大版英語必修2 Please write it down before you forget it.趁你現(xiàn)在沒忘把它記下來。

5、Before I could get in a word，he had measured me.我還沒來得及插話他就給我量好了尺寸。Before they reached the station，the train had gone.他們還沒到達火車站，火車就已開走了。配北師大版英語必修配北師大版英語必修2 【辨析】 before/sincebefore可構(gòu)成句型：“it will(not)be.before”和“it was (not).before.”，意為“多久之后才”。It will be half a year before I come back.還要半年我才回來。It wont

6、be long before we meet again.過不了多久，我們又會見面。It was some time before I realized the importance of it.過了一段時間我才意識到它的重要性。配北師大版英語必修配北師大版英語必修2 since可構(gòu)成句型：“It is/has been.since.”，意為“做某事已有多久了”。It is three years since the war broke out.戰(zhàn)爭爆發(fā)有三年了。It is three years since I began to smoke.我吸煙有三年了。配北師大版英語必修配北師大版英語必

7、修2 4while和as都可譯為“在期間；正當時”，表示主句中的動作和從句中的動作同時發(fā)生。但while從句中的謂語動詞通常是持續(xù)性動詞，而as從句中的謂語動詞既可是持續(xù)性動詞，也可是短暫性動詞。Please dont talk so loud while others are working.其他人工作時，請你們不要高聲談話。He hurried home，looking behind as he went.他匆匆忙忙跑回去，一邊走一邊回頭望。John sings as he works.約翰一邊工作，一邊唱歌。配北師大版英語必修配北師大版英語必修2 注意：as還可譯為“隨著”，表示事態(tài)或狀

8、況的變化或發(fā)展過程。As she grew older，she became more pessimistic.隨著年齡的增大，她變得更悲觀。As the years went by，his hair turned grey.隨著歲月的流逝，他的頭發(fā)變白了。while有時可譯為“而，卻”，表示上下文的轉(zhuǎn)折對比關(guān)系。配北師大版英語必修配北師大版英語必修2 He likes pop music，while I am fond of folk music.他喜歡流行音樂，而我喜歡民間音樂。while還有“雖然”之意，引出讓步狀語從句。While I understand your viewpoint

9、，I dont agree with you.雖然我理解你的觀點，但我不同意。配北師大版英語必修配北師大版英語必修2 5當表達“一就”之意時，可用as soon as，immediately，directly，the moment，the minute等引出狀語從句，還可用no sooner.than.，hardly/scarcely.when.等句型。The moment I heard the voice，I knew father was coming.一聽到嗓音我就知道父親來了。We had no sooner arrived at the station than the train

10、 left.我剛到達車站，火車就離站了。The boy burst into tears immediately he saw his mother.一看到他母親，男孩就哭了起來。配北師大版英語必修配北師大版英語必修2 6短語every time，each time，next time，the first time，any time，by the time等也可引導時間狀語從句。Every/Each time I was in trouble，he would come to help me out.每次我陷入困境時，他就會來幫助我。Next time you come，do remember

11、 to bring your son here.下次你來時，記得帶來你的兒子。配北師大版英語必修配北師大版英語必修2 The last time she saw James，he was lying in bed.她最后一次看到詹姆士時，他躺在床上。The first time I climbed onto the wall，I felt nervous.第一次爬墻時，我感到緊張。You are welcome to come back any time you want to.你想回來時隨時可回來。配北師大版英語必修配北師大版英語必修2 二、讓步狀語從句1引導讓步狀語從句的連詞主要有：alt

12、hough，though，as，even though，even if等。He is unhappy though he has a lot of money.雖然他有許多錢，但是他不高興。Even though its hard work，I enjoy it.盡管這項工作很難，但我喜歡它。They will stand by you even if you dont succeed.即使你沒有成功，他們也將幫助你。配北師大版英語必修配北師大版英語必修2 配北師大版英語必修配北師大版英語必修2 2as和though引導讓步狀語從句時，從句中的表語、狀語或動詞原形要置于句首。若表語是名詞，其前

13、不可加冠詞；若動詞原形前置，從句中要有may或might。Smart though she is，she studies hard.她雖然聰明，但學習仍很努力。Child as he is，he knows a lot.盡管他是孩子，他卻懂得很多。配北師大版英語必修配北師大版英語必修2 Much as I like it，I wont buy it，for its too expensive.雖然我很喜歡它，但我不會買的，因為太貴了。Try as he might，he could not find a job.不管他怎樣努力，他還是找不到工作。Hard though they worked，

14、they couldnt make any progress.盡管他們工作努力，但不會取得任何進展。配北師大版英語必修配北師大版英語必修2 3while和when也可引導讓步狀語從句，意為“雖然”。While I have some sympathy for them，I dont think they are right.雖然我對他們有些同情，但我認為他們是不對的。While they are my neighbors，I dont know them well.雖然他們是我的鄰居，但我并不很熟悉他們。He walks when he might take a taxi.雖然可乘出租車，他卻

15、總是步行。配北師大版英語必修配北師大版英語必修2 4whether.or.可引導讓步狀語從句，意為“不管是還是；不論是否”。Whether my parents agree or not，I will study abroad.不論父母同意與否，我都要出國留學。Youll have to attend the ceremony whether you are free or busy.不管你忙不忙，你都要參加這個典禮。配北師大版英語必修配北師大版英語必修2 注意：whether.or.從句中的謂語動詞可用原形動詞來表示虛擬語氣。Whether she be right or wrong，she

16、 will have my support.不管她是對是錯，都將得到我的支持。Whether he succeed or fail，it doesnt matter much to me.無論他成功還是失敗，都和我沒多大關(guān)系。配北師大版英語必修配北師大版英語必修2 5Whatever，whoever，whichever，however，whenever，wherever等與no matter what/who/which.等亦可引導讓步狀語從句，意為“不管； 無論”。Whatever(No matter what)you say，he wont believe you.不管你說什么，他都不會相

17、信你。Whoever you are(No matter who you are)，you must obey the rules.不管你是誰，你必須服從規(guī)定。配北師大版英語必修配北師大版英語必修2 However far it is，I intend to drive there today.不管多遠，我都打算開車去那里。The quality will be the same，whichever of them you choose.無論你選哪一個，質(zhì)量都是一樣的。Wherever he may hide，I will find him out.無論他躲在哪里，我都會把他找出來。配北師大版

18、英語必修配北師大版英語必修2 三、原因狀語從句引導原因狀語從句的連詞有：because，as，since等。He was angry because we were late.因為我們遲到他生氣了。As I had a cold，I was absent from school.因為我得了感冒，沒有去上學。Since it is raining，Ill stay at home.因為下雨了，我才待在家。配北師大版英語必修配北師大版英語必修2 注意：since引出的原因狀語從句通常是指說話雙方彼此已經(jīng)知道的原因或理由。Since we are young，we shouldnt be too a

19、fraid of making mistakes.因為我們還年輕，所以不要太害怕犯錯誤。此外，now(that)，seeing(that)，considering(that)，given(that)，as long as等短語也可引導原因狀語從句。Now that you are all here，lets try and reach a decision.既然你們都在這兒，咱們就設(shè)法做出一個決定。Seeing that it is ten oclock，we shall not wait for her any longer.由于現(xiàn)在已經(jīng)10點鐘了，我們就不再等她了。配北師大版英語必修配北師

20、大版英語必修2 Considering hes only been learning English for a year，he speaks it very well.考慮到他學英語才一年，他講得已經(jīng)很好了。Given that she is interested in children，I am sure teaching is the right career for her.由于她喜歡孩子，我認為她非常適合當老師。As long as youre here，we might as well talk about your last game.既然你在這里，我們不妨談一談你上次的比賽。配

21、北師大版英語必修配北師大版英語必修2 for也表示知道的原因，但其語氣較because要弱得多，是可說可不說的話，它只能置于第一個分句之后，這時for是并列連詞。如果不是因果關(guān)系，而是對前面分句的內(nèi)容加以解釋或推斷時，只能用for。Its morning now，for the birds are singing.現(xiàn)在是早上了，因為鳥兒在叫。(很顯然，鳥叫不可能是“現(xiàn)在已是早上”的原因。)配北師大版英語必修配北師大版英語必修2 注意：下列情況下只能使用because：(1)在回答why的問句時；(2)在用于強調(diào)句型時，即It is/was because.that.句型；(3)被not所否定時

22、。配北師大版英語必修配北師大版英語必修2 四、結(jié)果狀語從句引導結(jié)果狀語從句的連詞有：so that，so.that.，such.that.等。在非正式語體中，由so.that.，such.that.引導的句子中that可以省略。I was caught in a shower，so that all my clothes got wet.我被雨淋了，結(jié)果衣服全濕了。配北師大版英語必修配北師大版英語必修2 It was so dark that he couldnt see the faces of his companions.天如此的黑以致于他看不清同伴的面孔。He is such a ma

23、rvelous joker that you cant help laughing.他是一個如此奇妙的詼諧人物，(以致)弄得你不能不笑。I am so busy with my work (that) I have no time to write a letter.我工作那么忙以致于沒有時間寫信。配北師大版英語必修配北師大版英語必修2 配北師大版英語必修配北師大版英語必修2 Mike is such an honest worker that we all believe him.邁克是那么誠實的一個工人以至于我們都相信他。Mike is so honest a worker that we

24、 all believe him.邁克是那么誠實的一個工人以至于我們都喜歡他。It is such fine weather that we all want to go to the park.天氣那么好，我們都想去公園。He earned so little money that he couldnt support his family.他賺得如此少以致不能贍養(yǎng)家庭。配北師大版英語必修配北師大版英語必修2 比較：It is not surprising that such little worms eat so little grain.這么小的蟲子吃這么少的谷物并不令人感到驚訝。Tom

25、 studied very hard so that he passed the exams.湯姆學習很用功，結(jié)果考試及格了。配北師大版英語必修配北師大版英語必修2 五、目的狀語從句1目的狀語從句的連詞有：so that(有時省略so)，in order that，lest，for fear that，in case等。She takes notes carefully in class so that she may use them when she reviews her lessons after class.她在課堂上認真記筆記，以便她能在課后復習功課時用。He shouted at

26、 the top of his voice in order that he might be heard.他盡力大聲叫喊，以便別人能聽見。配北師大版英語必修配北師大版英語必修2 I will not make a noise lest I (should) disturb you.我不出聲，以免打攪你。He is working hard for fear that he (should) fail.他努力學習，以免考試不及格。Take your umbrella in case it rains.帶上雨傘，以防下雨。配北師大版英語必修配北師大版英語必修2 2in order that與so

27、 that意思一樣，作“以便，為了”解，目的狀語從句中常用情態(tài)動詞can/could，may/might。in order that比so that正式，其引導的狀語從句可置于主句之前或之后，而so that引導的從句只能置于主句之后。Ill speak slowly so that you can understand me.我將說慢一些以便你能理解我。In order that we might see the sunrise，we started for the peak early.為了能看到日出，我們一早就向山頂進發(fā)。配北師大版英語必修配北師大版英語必修2 3for fear tha

28、t，in case與lest意思基本一樣，作“以免；唯恐”解，它們引導的目的狀語從句中的謂語動詞多用“should動詞原形”。The boy hid himself behind the tree for fear that his father should see him.小男孩藏在樹后面，以免他爸爸看見他。配北師大版英語必修配北師大版英語必修2 I dont let him go out in this weather in case he should catch cold.我不讓他在這樣的天氣里出去，以免他感冒。He ran away lest he should be caught

29、.他跑開了，以免被抓住。注意：in case從句中可不用虛擬語氣。Take your raincoat in case it rains.配北師大版英語必修配北師大版英語必修2 4判斷so that引導的是目的狀語從句還是結(jié)果狀語從句的方法如下：(1)根據(jù)上下文及句子所表達的意思判斷。(2)從句中有情態(tài)動詞的多是目的狀語從句。She listened to the lecture attentively so that she could understand it thoroughly.她認真地聽講座，以便能徹底理解。(目的狀語從句)She listened to the lecture a

30、ttentively so that she understood it thoroughly.她認真地聽講座，完全理解了。(結(jié)果狀語從句)配北師大版英語必修配北師大版英語必修2 語法專練1I dont believe weve met before，_I must say you do look familiar.Atherefore BalthoughCsince Dunless【答案】B根據(jù)句意：盡管我覺得你看起來面熟，但我認為我以前沒見過你。although：盡管；therefore：因此；since：既然；unless：除非。配北師大版英語必修配北師大版英語必修2 2I had ha

31、rdly got to the office_my wife phoned me to go back home at once.Awhen Bthan Cuntil Dafter【答案】A考查hardly.when句型。配北師大版英語必修配北師大版英語必修2 3Parents should take seriously their childrens requests for sunglasses_eye protection is necessary in sunny weather.Abecause Bthough Cunless Dif【答案】A句意：父母對孩子要太陽鏡的要求應(yīng)該重視，

32、因為在陽光充足的日子里對眼睛的保護是必要的。because 引導原因狀語從句。配北師大版英語必修配北師大版英語必修2 4He spoke slowly_everyone could understand him.Ain order to Bin orderCin order that Din that order【答案】C句意：他說話很慢是為了讓人人都能聽懂。in order that引導目的狀語從句。配北師大版英語必修配北師大版英語必修2 5He whispered to his wife_he might wake up the sleeping baby.Aso that Bon con

33、dition thatCfor fear that Dso long as【答案】C句意：他低聲和妻子說話，唯恐吵醒熟睡的孩子。 本句要表示的是“唯恐，怕的是”，故用for fear that。配北師大版英語必修配北師大版英語必修2 6One Friday，we were packing to leave for a weekend away _my daughter heard cries for help.Aafter Bwhile Csince Dwhen【答案】D句意：有一個星期五，我們正在打包準備周末出去旅游，突然女兒聽到了呼救聲。 when 引導時間狀語，意思是： 突然，就在那時候

34、。配北師大版英語必修配北師大版英語必修2 7. You should try to get a good nights sleep_much work you have to do.Ahowever Bno matterCalthough Dwhatever【答案】A句意：無論你必須做多少工作，你都應(yīng)該好好睡一晚上。此處強調(diào)“無論多少工作”，所以要用however來修飾much，這里的however much相當于no matter how much。 配北師大版英語必修配北師大版英語必修2 8. How should I deal with new words in reading?Well

35、，youd better not stop_you come to a word or phrase you dont know.Athe time Ba timeCevery time Done time【答案】C句意：我該怎么處理閱讀中的生詞？ 哦，每次遇到不懂的生詞或短語時，沒必要停下來。every time引導時間狀語從句，意為“每次的時候”。配北師大版英語必修配北師大版英語必修2 9Mary made coffee_her guests were finishing their meal.Aso that BalthoughCwhile Das if【答案】C句意：當客人們快要吃完飯

36、的時候瑪麗煮了咖啡。故選while“當?shù)臅r候”。so that引導目的或結(jié)果狀語從句，although引導讓步狀語從句，as if引導方式狀語從句。配北師大版英語必修配北師大版英語必修2 10The old man asked Lucy to move to another chair _he wanted to sit next to his wife.Aalthough BunlessCbecause Dif【答案】C句意：那位老人要求Lucy坐另一把椅子，因為他想與妻子緊挨著坐在一起。配北師大版英語必修配北師大版英語必修2 11The engineers are so busy that

37、 they have zero time for outdoor sports activities，_they have the interest.Awherever BwheneverCeven if Das if【答案】C句意：工程師們?nèi)绱嗣σ灾掠跊]有時間進行戶外體育活動，即使他們有興趣。A.“無論哪兒”，B.“無論何時”，C.“即使”，D.“好像”。配北師大版英語必修配北師大版英語必修2 12Just use the room for the time being，and well offer you a larger one_it becomes available.Aas soon

38、 as BunlessCas far as Duntil【答案】A句意：暫時先用這間房子，我們一有大的就給你。A.“一就”，B.“除非”，C.“就而言”，D.“直至”。配北師大版英語必修配北師大版英語必修2 13The girl had hardly rung the bell_the door was opened suddenly，and her friend rushed out to greet her.Abefore Buntil Cas Dsince【答案】A句意：這個女孩剛一按門鈴，門就突然開了，她的朋友沖出來迎接她。hardly.before.實際上為一固定句式，意思是“剛就”

39、，相當于：“hardly.when.”。配北師大版英語必修配北師大版英語必修2 14John thinks it wont be long_he is ready for his new job.Awhen Bafter Cbefore Dsince【答案】C“It wont be long before.”是一常用的句式，意思是“不久就會”。配北師大版英語必修配北師大版英語必修2 15It just isnt fair，_I was working as a waiter last month，my friends were lying on the beach.Awhenever Btho

40、ughCfor Dwhile【答案】D根據(jù)句意，此處表示“在的時候，在期間”，因此用while引導時間狀語從句。配北師大版英語必修配北師大版英語必修2 16_the police thought he was the most likely one，since they had no exact proof about it，they could not arrest him.AAlthough BAs long asCIf only DAs soon as【答案】A考查從屬連詞的用法。根據(jù)句意，此處引導讓步狀語從句。故選A。配北師大版英語必修配北師大版英語必修2 17Peter was so

41、 excited_he received an invitation from his friend to visit Chongqing.Awhere BthatCwhy Dwhen【答案】D句意：當彼特收到朋友的去參觀重慶的邀請時，他非常興奮。本題易錯選that，但由句意可知并不是表示“如此以至于”之意。where表示地點；why表示原因，均不符合句意，因此選D。配北師大版英語必修配北師大版英語必修2 18I wonder how much you charge for your services.The first two are free_the third costs $30.Awh

42、ile Buntil Cwhen Dbefore【答案】A答句句意：前面兩個免費，但是第三個要付30美元?！懊赓M”與“收費”之間存在對比關(guān)系，因此答案為while。配北師大版英語必修配北師大版英語必修2 19It was_he came back from America that year _ he met the girl.Awhen；then Bnot；untilCnot until；that Donly；when【答案】C本句考查強調(diào)句型It is/was.that/whom.。第一空應(yīng)填“直到才”，根據(jù)用法not until應(yīng)放在一起使用。配北師大版英語必修配北師大版英語必修2 20The medicine will work more efficiently_you drink some hot water after taking it.Aas Buntil Calthough Dif【答案】D句意：如果你在吃了藥之后喝一些熱水，這種藥會更有效果。分析句子結(jié)構(gòu)可知，引導詞表示條件關(guān)系。