1、人教版选修六Unit 1 Art Period 3 Grammar Tears in Heaven Would you know my name,if I _ you in heaven?Would it be the same,if I _ you in heaven?I must be strong and carry on,Cause I know I dont belong here in heaven.Would you hold my hand,if I _ you in heaven?Would you help me stand if I _ you in heaven?Ill
2、 find my way through night and day,Cause I know I just cant stay here in heaven.Time can bring you down,time can bend your knees.Time can break your heart,have you begging please,begging please.Beyond the door,theres peace Im sure,And I know therell be no more tears in heaven.sawsawsawsawWhy do we u
3、se“if I saw you in heaven”to describe something to happen in the future?Subjunctive mood 语气(mood)是用来表示谈话人的态度和看法的动词形式。英语有三种语气:陈述语气(同陈述句)祈使语气(同祈使句)虚拟语气 虚拟语气不表示一个事实,而是表示一种假设情况,与事实相反。(愿望，假设)一.虚拟语气用于 if 条件从句What would you do if you won the lottery(彩票)?If I won the lottery,I wouldIf I won the lottery,I wo
4、uld buy an expensive car.If I won the lottery,I would buy a big house.If I won the lottery,I wouldtravel around the world.Summary(1)If 条件从句条件从句的谓语形式主句的谓语形式A.表示现在情况If sb./sth.+动词过去式Sb./sthshould/would/could/might+动词原形跟踪练习(1)If I _（be）you,I _(choose)to go abroad.(2)If I _(have)time,I _(help)you instan
5、tly.(3)If you constantly(rub)_ your eyes,it _(swell)soon.Discovering structure表示未来情况1.If it were(be)fine tomorrow,I should go out on a trip.2.If it should be fine tomorrow,I should out on a trip.3.If it were to be fine tomorrow,I should go out on a trip.4.If I were to see him tomorrow,I would invite
6、 him home.5.If I should see him tomorrow,I would invite him home.6.If I saw him tomorrow,I would invite him home.Summary(2)If 条件从句条件从句的谓语形式主句的谓语形式B.表示未来情况a.If sb./sth.+动词过去式Sb./sthshould/would/could/might+动词原形b.If sb./sth.+should+动词原形c.If sb./sth/+were to+动词原形Pandora opened her boxWhats left in the
7、box?Summary(3)If 条件从句条件从句的谓语形式主句的谓语形式C.表示过去情况If sb./sth.+had+过去分词Sb./sthshould/would/could/might+have+过去分词If she had been warned of danger,would she have opened the box?misfortuneshopeShe might not have opened the box,if she had been warned of danger.If he _ more carefully,he_ the car accident yeste
8、rday.had driven would not have had 1.“If”clause.,main clause.TimeVerbMain clausenowwere/didWould/could/should/might dopasthad doneWould/could/should/might have donefuturewere/didWould/could/should/might dowere to doshould do1)表示对现在情况的虚拟:从句动词用过去式或过去进行式(be动词一般用were)。二.虚拟语气用于wish宾语从句I wish I were as ta
9、ll as you.I wish I became as famous as Yao Ming.I wish I were a bird.I wish I could fly like a bird.I wish every day were my birthday.I wish I hadnteaten so much watermelon.（2）wish 表示对过去情况的虚拟：I wish（that）sb had done（3）对将来情况的虚拟：I wish the class would be over soon.I wish(that)sb would/could/might doI
10、wish it would rain tomorrow.Six students form a group.The first student starts a sentence with a second conditional clause.The next student takes the result of the sentence and reforms it into another condition and suggests a further result.e.g.If I went for a sail,there might be a storm.If there were a storm,my yacht would sink.If my yacht sank,I would die.If I died,my parents would cry.Assignment Do Exercises 1 2 in Discovering useful structures on page 4 and Exercises 1-4 in USING STRUCTURES on page 43.
