人教版高中英語選修6 Unit1 Grammar 精品課件

1、配人教版英語選修配人教版英語選修6 Unit1Grammar配人教版英語選修配人教版英語選修6 一、語氣的定義和種類1語氣(mood)的定義它是動(dòng)詞的一種形式，表示說話人對(duì)某一行為或事情的看法和態(tài)度。虛擬語氣虛擬語氣() 配人教版英語選修配人教版英語選修6 2語氣的種類語氣的種類(1)陳述語氣：表示動(dòng)作或狀態(tài)是現(xiàn)實(shí)的、確定的或符合事實(shí)的，用于陳述句、疑問句和某些感嘆句。There are two sides to every question.每個(gè)問題都有兩面性。(2)祈使語氣：表示說話人對(duì)對(duì)方的請(qǐng)求或命令。Will you please lend me your dictionary?請(qǐng)把你

2、的字典借給我用一下好嗎？配人教版英語選修配人教版英語選修6 (3)虛擬語氣：用來表示所說的不是事實(shí)，或者是不可能發(fā)生的情況，而是一種假設(shè)、愿望或建議等。If I were a bird，I could fly in the air.如果我是一只小鳥，我就能在空中飛行。配人教版英語選修配人教版英語選修6 二、虛擬語氣在條件句中的應(yīng)用在含有虛擬條件句的復(fù)合句中，主從句的謂語都要用虛擬語氣，現(xiàn)將其形式列表如下：假設(shè)情況條件從句的謂語形式主句的謂語形式與現(xiàn)在事實(shí)相反一般過去時(shí)(be的過去式常用were)would/should/might/could動(dòng)詞原形與將來事實(shí)相反一般過去時(shí)(be的過去式常用w

3、ere) should動(dòng)詞原形were to動(dòng)詞原形would/should/might/could動(dòng)詞原形與過去事實(shí)相反過去完成時(shí)(had過去分詞)would/should/might/couldhave過去分詞配人教版英語選修配人教版英語選修6 1. 與現(xiàn)在事實(shí)相反If I were you，I should(would，could，might)tell him the truth.要是我是你，我就會(huì)告訴他真相了。(事實(shí)上我不是你)2與將來事實(shí)相反If it were to rain/should rain/rained，the crops would be saved.要是能下雨的話，莊

4、稼就能得救了。配人教版英語選修配人教版英語選修6 3與過去事實(shí)相反If you had taken my advice，you wouldnt have failed in the exam.如果你聽了我的建議，你就不會(huì)考試不及格。(事實(shí)上你根本沒聽我的)配人教版英語選修配人教版英語選修6 4錯(cuò)綜時(shí)間條件句當(dāng)條件狀語從句表示的行為和主句表示的行為所發(fā)生的時(shí)間不一致時(shí)，被稱為“錯(cuò)綜時(shí)間條件句”，動(dòng)詞的形式要根據(jù)它所表示的時(shí)間作出相應(yīng)的調(diào)整。If you had listened to me，you wouldnt be in such trouble now.如果你聽了我的話，你現(xiàn)在也不會(huì)有這樣

5、的麻煩了。(從句說明過去，主句說明現(xiàn)在)配人教版英語選修配人教版英語選修6 5條件從句中的謂語部分有were，should或had時(shí)，if有時(shí)可以省略，這時(shí)從句要用倒裝語序。Were I you，I would do it in another way.如果我是你的話，我就用另外一種方法做。Should I have time，I would help Tom with his maths.我要是有時(shí)間就幫湯姆學(xué)數(shù)學(xué)。配人教版英語選修配人教版英語選修6 三、虛擬語氣在賓語從句中的應(yīng)用1動(dòng)詞wish后的賓語從句I wish it were spring in my hometown all th

6、e year round.但愿我的家鄉(xiāng)四季如春。I wish I had met him yesterday.我昨天能遇到他就好了。I wish(that)從句一般過去時(shí)(be用were)表示對(duì)現(xiàn)在的虛擬would/could動(dòng)詞原形表示對(duì)將來的虛擬過去完成時(shí)表示對(duì)過去的虛擬配人教版英語選修配人教版英語選修6 2在表示堅(jiān)持、命令、建議、要求等動(dòng)詞后的賓語從句中，謂語用“should動(dòng)詞原形”，should可省略一堅(jiān)持：insist二命令：order，command三建議：suggest，propose，advise四要求：request，require，demand，askShe asked

7、that she be kept informed of developments.她要求繼續(xù)向她報(bào)告事態(tài)發(fā)展情況。The doctor advised that he(should) change his job.醫(yī)生勸他換工作。配人教版英語選修配人教版英語選修6 3虛擬語氣在主語從句中的用法在“Itisadj./某些動(dòng)詞的過去分詞主語從句”的結(jié)構(gòu)中，從句的謂語動(dòng)詞用(should)do的形式。常用的形容詞有：important，necessary，natural，strange，impossible等；常用的過去分詞通常是表示提議、要求、命令等動(dòng)詞的過去分詞。如：suggested，dec

8、ided，ordered，demanded，urged等。配人教版英語選修配人教版英語選修6 It is strange that he should know me.太奇怪了，他竟然認(rèn)識(shí)我。It is highly desirable that a new mayor be appointed for this city.人們渴望給這個(gè)城市任命一位新市長。It is necessary that we should learn English well.我們學(xué)好英語是很必要的。配人教版英語選修配人教版英語選修6 4虛擬語氣還可在表語從句、同位語從句中運(yùn)用，從句的謂語動(dòng)詞由“should動(dòng)詞原

9、形”或只用動(dòng)詞原形構(gòu)成It is a pity that he(should) refuse our invitation.(同位語從句)他拒絕了我們的邀請(qǐng)，真遺憾！My suggestion/advice is that she wait till next week.我的建議是她等到下周。配人教版英語選修配人教版英語選修6 5虛擬語氣還可用來表示祝愿、詛咒、禁止等Long live the unity of the Chinese people!中華民族的統(tǒng)一萬歲！God bless you！上帝保佑你！6as if/though引起的表語從句或狀語從句中，也用虛擬語氣They talke

10、d as if they had been friends for years.他們談起話來就好像是多年的老朋友。配人教版英語選修配人教版英語選修6 7Its(high/about)time that 句型，也用虛擬語氣Its time that you went to fetch your daughter from the kindergarten.是你去幼兒園接女兒的時(shí)候了。8在in case，for fear that，in order that，so that引導(dǎo)的目的狀語從句中，謂語動(dòng)詞一般用should/could/might動(dòng)詞原形，其中should可省略She walked

11、quietly for fear that she might wake up her roommates.她輕輕地走，以免驚醒她的室友。Have your gun ready in case we(should)need it.把你的槍準(zhǔn)備好，以防萬一我們需要。配人教版英語選修配人教版英語選修6 .使用虛擬語氣改寫下列句子，句意保持不變1I was able to buy the car because Li Hua lent me the money.【答案】If Li Hua had not lent me the money，I wouldnt have been able to bu

12、y the car.2He is easygoing，so he has a number of friends.【答案】If he were not easygoing，he wouldnt have a number of friends.配人教版英語選修配人教版英語選修6 3I was given enough money.I bought the book.【答案】If I had not been given enough money，I wouldnt have bought the book.4Tom doesnt have many friends.He feels lonel

13、y.【答案】If Tom had many friends，he would not feel lonely.5Peter was not familiar with software，so he was fired by his boss.【答案】If Peter had been familiar with software，he wouldnt have been fired by his boss.配人教版英語選修配人教版英語選修6 .完成句子1How I wish _(我聽了你的建議)!【答案】I had followed your advice2Her trembling voice suggest