最新公开课-虚拟语气在if条件句中的用法课件PPT.ppt 44页

'公开课-虚拟语气在if条件句中的用法 IfIwereaboy…IfIwereaboy,IthinkIcouldunderstandhowitfeelstoloveagirl.IfIwereaboy,Iwouldrollouttabedinthemorning.如果我是一个男孩，我会在清晨翻身下床。如果我是一个男孩，我想我会明白爱上一个女孩会是怎样的感觉。Thegirlexpressedher____________tobeaboy.wish/dream IftheGod________________________(give)meanotherchance，I_____________(tell)thegirlthreewords:Iloveher!Ifourlove_________(haveto)besetatimelimit,Iwishit___________(be)10,000years!should/weretogive/gavewouldtellhadtowouldbeHavefun如果上天能够给我一个再来一次的机会，我会对那个女孩子说三个字：我爱你。如果非要在这份爱上加上一个期限，我希望是--一万年! SubjunctiveMood虚拟语气在if条件句中的用法 IfI_____achild,I_______happier. Ifhewereabird,hecouldflyinthebigbluesky. IfIhadalotofmoney,Iwouldbuyavilla（别墅）. 1.IfIwereachild,Iwouldbehappier.2.Ifhewereabird,hecouldflyinthebigbluesky.3.IfIhadalotofmoney,Iwouldbuyavilla.When(时间）Structure(结构）与____事实相反(现在,过去,未来)Ifsb________________，sb________________.Discover1现在were/did(动词过去式）...would/coulddo(动词原形)…Secondconditional Practice1Tellwhatthefollowingpeoplearethinking.Two-year-old:IfI________(can)talk,I_____________(tell)mymotherthatIhatepeas.14year-old:I_____________(be)happierifI_______(can)drive.16-year-old:IfI________(have)acar,myfriendsandI_______________(go)outeverynight.19-year-old:IfI______(have)alotofmoney,_______________(attend)aprivate(私立的)university.couldwouldtellwouldbecouldwouldattendhadhadcouldgo Ifyouhadworkedhard,youwouldhavepassedtheexam. Iftheyhadhadenoughrainlastyear,theywouldhavegainedgoodharvest. Ifhehaddrivenmorecarefullyyesterday,hewouldnothavehadthecaraccident. 1.Ifyouhadworkedhard,youwouldhavepassedtheexam.2.Iftheyhadhadenoughrainlastyear,theywouldhavegainedgoodharvest.3.Ifhehaddrivenmorecarefullyyesterday,hewouldnothavehadthecaraccident.When(时间）Structure(结构）与____事实相反(现在,过去,未来)Ifsb__________________,sb__________________.Discover2过去haddone(动词过去分词）…would(not)havedone(动词过去分词）… Practice21.I_________________(study)EnglishwhenIwasachildifI_________________(know)theimportance(重要性)ofit.2.Ididn’tseeyoursisteratthemeeting.Ifshe________________(come),she_________________(meet)mybrother.3.MissJiangexplainedthehomeworktotheclassyesterday.IfJudy____________________(pay)moreattentionatthetime,he__________________(notmiss)herinstructions(介绍).wouldhavestudiedhadknownhadcomewouldhavemethadpaidwouldnothavemissed Ifitwere/shouldbefinetomorrow,Iwouldgotoseehim. IfIshouldvisit/weretovisit/visitedtheschoolnexttime,Iwouldgotothelibrary. Iftheyshouldplay/weretoplay/playedbetternexttime,theywouldnotfailagain. 1.Ifitshouldbe/werefinetomorrow,Iwouldgotoseehim.2.IfIshouldvisit/weretovisit/visitedtheschoolnexttime,Iwouldgotothelibrary.3.Iftheyshouldplay/weretoplay/playedbetternexttime,theywouldnotfailagain.When(时间）Structure(结构）与____事实相反(现在,过去,未来)Ifsb__________________,sb__________________.Discover3未来would(not)do…were/shouldbe/shoulddo/weretodo/did Practice31.Ifit_________________________(rain)tomorrow,we____________(notgo)out.2.Idon’tlikeexams.Ifthere_______________(be)noexamtomorrow,I__________(see)amovie.3.Easondoesn’tthinkhewilleverwinasingingCompetition（比赛）.If,bychance,he______________________(win),he____________(spend)theprizemoneyonacomputer.shouldrain/weretorain/rainedwouldnotgowouldseewouldspendwere/shouldbeweretowin/shouldwin/won Conclusion虚拟语气在if条件句中的用法WhenIfsb_____(条件句)Sb______（主句）与现在事实相反与过去事实相反与将来事实相反助动词be用were实义动词do用didwouldshould+dosthcouldmighthaddonedid/wereshoulddoweretodowouldshould+dosthcouldmightwouldshould+havedonesthcouldmight 注意点1:省略if的条件句有时侯在使用时可省略if,句子则可换成下列形式，即“were/had/should+主语”。如1.IfIwereaboy,Iwouldjointhearmy.2.Ifhehadtakenmyadvice,hewouldhavesucceeded.3.Ifitwerenotfortheexpense,IwouldgotoBritain.WereIaboy,Iwouldjointhearmy.Hadhetakenmyadvice,hewouldhavesucceeded.Wereitnotfortheexpense,IwouldgotoBritain.注:Ifitwerenot/hadnotbeenfor…也是常见的虚拟句型,意思是“要不是……”例如:Ifithadnotbeenforyourhelp,wewouldnothaveachievedsomuchinourwork.Ifitwerenotforthewisedecision,wecouldnotbelivingahappylife. 注意点2:时间错综条件句当条件状语从句表示的行为和主句表示的行为所发生的时间不一致时，动词的形式要根据它所表示的时间作相应调整。Ifyouhadfollowedmyadviceyesterday,youwouldbebetternow.Hemightbepraisednow,ifhehadmaderapidprogress. 注意点3:with,without,butfor,but,or,otherwise等形式的含蓄条件句。在虚拟语气中，有的句子可能没有明显的由“if”引导的条件从句，但是句子中隐含着一个条件，这种句子称为含蓄条件句Withoutair(Iftherewerenoair)，therewouldbenolivingthings.如果没有空气的话，就不会有生物了。But_foryourhelp(Ifithadn"tbeenforyourhelp)Icouldn"thavedoneit.要不是你的帮助，我就不可能完成这件事。 1.Withoutsunlight,people’slifedifferentfromtoday.2.Butfortherainwe___________(有)apleasantjourneytoday.3.Heisnotacarefuldriver;otherwisehe(不会撞)____________________thetreeyesterday.wouldbeshouldhavewouldn’thavehit 注意点4:Ifonly…要是就好了(假设)IfonlyIknewhisname!Ifonlywehadfollowedyouradvice!IfonlyIcouldseehimagain!要是我们的父母能和我们住在一起就好了。要是我没错过火车就好了！Ifonlyourparentscouldlivewithus!IfonlyIhadn’tmissedthetrain! Homework1.Reviewwhatwehavelearnedtoday2.DoEx3onpage5(Student’sBook)3.Finishalltheexercisesonpage10-12(金版学案) 外汇期货外汇期货简介国际外汇期货市场期货合约与远期合约4期货交易的监管 期货合约的保证金外汇期货的交易外汇期货的套期保值功能期货价格与现货价格的关系，Delta套期保值比率外汇期货的保证金管理外汇期货风险管理外汇期货市场的经济功能 1外汇期货简介外汇期货价格：对目标货币价格（汇率）变化方向的赌博多头（买长）与空头（卖短）期货交易与零和博弈终止期货交易的方法：与进入市场相比做反向交易未平仓合约数保证金例题：理解外汇期货的交易 2国际外汇期货市场外汇期货合约的标准化：外币数量、标准时间、最小价格变动、一份合约的最小价格变动国际市场的主要外汇期货：英镑、欧元、日元外汇期货价格的报价方法：美国式报价方法，即每单位外汇的美元价格合约的到期月：每年的3月、6月、9月和12月外汇期货的交割：外币银行存款与美元存款实际的交换过程，多头与空头的实际交换 3期货合约与远期合约期货合约中的每日现金流动期货合约的价格变动代表今日的现金流动；远期合约代表在将来某日发生的现金流动。利率对期货价格和远期价格的影响期货的真实目的：投机和套期保值远期合约的柜台交易远期合约没有每日价格限制 4期货交易的监管商品期货交易委员会：法律、法规等佣金清算违约的担保 5期货合约的保证金保证金的数量初始保证金和维持保证金保证金的重要性期货合约的经纪费用 6外汇期货的交易现价指令与市价指令期货交易的规则：以现在最高价卖出，以现在最低价买入抢帽子：保有长余或短缺头寸的平均时间少于2分钟 8外汇期货的套期保值功能外汇的风险：货币贬值厌恶风险：风险的套期保值：英镑的应收帐（潜在的英镑长头寸），为对冲风险，应在期货市场上卖出英镑期货。完全套期保值基差风险：例题分析： 7期货价格与现货价格的关系通过利率平价条件：推导外汇期货与现货价格的关系 的取值大小，套期保值比率例题分析：112页 9外汇期货的保证金管理单位合约的保证金的数量影响保证金数量的因素分析1期货合约的价格变动幅度2期货合约的价值3期货合约的有效时间 10外汇期货风险管理外汇期货的赌博资本金的数量外汇期货合约的额度控制问题：假设香港恒指的价值为19万港元， 期货额度问题假设每张香港恒指期货的价值为20万港元，恒指期货的保证金为10%，如果给你20万元，你如何操作？ 11外汇期货市场的经济功能价格发现：大的同业银行市场；套期保值：风险的转移'