1、Unit 1Art Grammar虚拟语气在“if”条件句中的使用：含义if从句的谓语形式主句的谓语形式与现在事实相反v.-ed/ werewould/should/could/might+ v.(原形)与过去事实相反had donewould/should/could/might+ have + v.-ed与将来事实相反1. v.-ed/were2. should+v.(原形)3. were to dowould/should/could/might+ v.(原形)（一）与现在事实相反If there were no subjunctive mood, English would be mu
2、ch easier.如果没有虚拟语气，英语会更加简单。If I had time, I would go there.总结：表示与现在事实相反，if 从句：一般过去时，主句：should/would/could/might+v.(原)（二）与过去事实相反1. If you had come earlier, you could have caught that bus.2. If he had seen you yesterday, he would have returned your book. 总结：表示与过去事实相反，if从句：过去完成时（had+v.ed), 主句：would/sho
3、uld/could/might+have+v.ed（三）与将来事实相反1. If he were to come tomorrow, he should help me with my physics.2. He he should see me tomorrow, he would know me.总结：表示与将来事实相反，if从句：一般过去时/ should +v.(原)/were to+v.(原)，主句：would/should/could/might +v.(原)四、练习巩固I. 根据首字母或汉语提示，填入正确的单词。1. The word “advice” is an a_ noun
4、.2. Art is influenced by the customs and f_ of people.3. Although the sun came through the window, most of the rooms stayed in s_.4. How r_ it is that a country with so much rain should be short of water.5. The prisoners a_ to escape, but failed.II. 用所给单词的适当形式完成句子。1) If you had been here yesterday,
5、you _(see) her.2) If I _ (not come) to work in Xinjiang, I _(not meet) you, and I _(not know) you. But I did.3) If I were you, I _ (not buy) abstract painting.4) If I _(be) in your position, I _(accept) their offer.5) If he _(come) tomorrow, we _ (be) greatly surprised.6) If the sun _ (rise) in the
6、west, I _ (follow) you.使用虚拟语气改写下列句子,句意保持不变1.She will be given enough money.She will buy the book.If she enough money,she the book.2.He wants to come to the party,but he cant because he has to work.He to the party if he to work.3.Li Ping is easygoing,so she has a number of friends.If she easygoing,Li
7、 Ping a number of friends.4.He is not familiar with software,so he is fired by his boss.If he familiar with software,he by his boss.5.We know little about the disease,so we are not able to treat the patients effectively.If we more about the disease,we able to treat the patients effectively.完成句子1.所有的
8、医生都坚持说这个男孩受伤太重,并坚持立刻给他做手术。All the doctors insisted that the boy badly wounded and that he at once.2.要不是因为英语考试,我上周日就可以去听音乐会了。the English examination,I would have gone to the concert last Sunday.3.我倒希望你把这封信立刻寄出去。他肯定盼望着收到信。Id rather you the letter right away.He must be looking forward to it.4.我们需要尽快完成工
9、作。但愿他不会那么懒惰。We need to finish the work as soon as possible.I wish that he so lazy.5.要是我昨晚陪你去就好了。I wish that I with you last night.6.她建议我们把门锁上。 She advised that we the gate locked.7.如果明天他打电话的话,我就告诉他。If he me tomorrow,I would let him know.:8.要是有更好的设备,我们就能更快地结束这项工作。With better equipment,we even sooner.9.(2015重庆高考改编)没有战争的经历,海明威不会创作出著名的小说永别了,武器。Without his wartime experiences,Hemingway his famous novel A Farewell to Arms.10.(2015北京高考改编)如果你没丢失地图的话,我们现在就回到旅馆了。We back in the hotel now if you didnt lose the map.