teacher’s help .
PRACTICE 1: Fill in the blanks.
c. If theywere (be) here, they ____
__________ (take) your advice. would take d. If the world-warburst (burst) _____ out again, what _____________ would happen
在这种条件句中，谓语动词都用had+过去分词。 如果条件句中谓语动词是be动词时，所有人称 都用had been，主句的动词都用 would/could/should+have+过去分词
If he __________ more carefully, he had driven _________________ would not have had the car accident yesterday.
If you’re Jack , before you died, what would you say to her?
• Before Jack died ,he said:
• Rose, if we were alive，I would marry you some day. • If we married, we would live a happy life in the future. • 1.If he _________________ （get）up early tomorrow, he _______(be) on time.
用英语语法指南 》周淑珍 2005年）
• If it should rain tomorrow, the basketball match would be put off. （ 《实用英语语法
指南 》周淑珍 2005年）
• • • • • • • •
How should we like it were stars to burn, With a passion for us we could not return? If equal affection cannot be, Let the more loving one be me. Were all stars to disappear or die, I should learn to look at an empty sky, And feel its total dark sublime,
如果你是我眼里的一滴泪， 为了不失去你，我将永不哭 泣； 如果金色的阳光停止了它耀 眼的光芒，你的一个微笑将 照亮我的整个世界。 我们会发现，你永远不可能 是我眼里的一滴泪，金色的 阳光也永远不会停止照耀
在这种条件句中，谓语动词一般用过去式。如 果谓语动词时be动词的话，所有人称都用were， 主句的谓语动词用would/could/might+动词原 形
If you win the lottery now , what will you do?
Farrari
luxury castle
Subjunctive Mood
Subjunctive Mood(虚拟语气）
Definition
• 虚拟语气是一种特殊的动词形式 • a mood that represent an act or state (not as a fact but) as contingent or possible 一是用来表示说话人所说的话不是一个事实， 而是一种假设、猜测、怀疑等； 一是表示说话人的愿望、要求、命令、建议
• • • • •
倘若群星燃烧着关怀我们的激情， 我们却无法回报，我们做何感想？ 倘若我们无法产生同样的感情， 让我成为更有爱心的人。 倘若所有的星星消失或者消亡，
•
•
我应该学会仰望空荡的天空；
同时感受天空一片漆黑的崇高， 虽然这样可能要花费一点时间。
Though this might take me a little time. •
• If there had been enough life boats, we would have got on the boat.
（3）、与将来事实相反的非真实条件句
• 这种条件句所表示是与将来的事实相反或 者发生的可能性不大的条件。这种条件句 中的谓语动词的形式可以用过去式，也可 以用should+动词原形或were to +动词原 形。由于两种结构中主句的谓语动词形式 一样，从句的谓语动词也相似，所以如果 表示将来时，常常需要加上表示将来的时 间状语，以表示区别。
王国栋 2005）
如果你现在快乐，你也能使其他人快乐。 If he told you that last night , John was lying. （ 《大学英语深层语法 》
王国栋 2005）
如果约翰昨夜跟你那样说了，那他是在撒谎。（真的说过了）
If u love someone, u will know everything about her without asking her; if u don’t love someone, u will forget everything even if she told u everything.如果你爱一个人 ，你会了 解她的一切，而不需要问她；如果你不爱一 个人，即使她告诉你她的一切，你也还是会 忘
a. If the policeman ________ (be not) were not
in that room now, it ________ (be) could be
very dangerous.
b. If I were (be) in your position at ____ this time, I _________ (ask) for would ask
• 2. If you____________________（get）a full mark next time, I ___________(treat) you to a wonderful performance. • 3.If I ______________________(live) in the twenty-second century, I ______________ (spend) my vacation in a very different way. • 4.If you ______________________(travel) to the moon one day, you________________ (find) it quite different from the earth.
c. If I _______ (meet) you had met yesterday, we gone would have ______________ (go) to the concert together.
Anything will happen in anytime
• If we hadn’t been on board, we wouldn’t have met this disaster. • If the ship hadn’t struck an iceberg, it wouldn’t have sunk.
(happen) to our people on earth?
Jack 和Rose
• If oney.
• If I had a lot of money, I could buy a ticket. • If I bought a ticket, I would be on board. • If I were on board, I should sail for America.
Chinese technology VS American technology
If we had started making mobile phone earlier, we would have made more excellent cellphone .
（2）、与过去事实相反的非真实条件句
• 例句： • If she were to get a scholarship next year, she could go on for graduate study.
（ 《实用英语语法指南 》周淑珍 2005年）
• If you didn’t catch the train tomorrow morning, you might take the bus. （ 《实
2005年）
• （实际情况是：今天下雨了，所以我们就 不能去观光了。） • If Mary were here, she might help us.
（ 《实用英语语法指南 》周淑珍 2005年）
If you were a teardrop; In my eye,
For fear of losing you, I would never cry. And if the golden sun, Should cease to shine its light, Just one smile from you ,Would make my whole world bright.
PRACTICE 2: Fill in the blanks
a. If Tom had been (be) more careful ________
in the exam,would have passed he ________________
(pass) it already. b. If you had got (get) up earlier, you _______ ________________ would have caught (catch) the first train.