虚拟语气学案I

1、课题：语法专题黄州西湖中学高三英语学科导学活页案班级：学生姓名：时间：月日虚拟语气（I）学案授课教师：李云慧学科组长:教研组长：Benjamin黄州西湖中学2012届高三教学案第1页 共6页黄州西湖中学2012届高三教学案第3页共6页一考纲解读1. 掌握if条件从句中虚拟语气的用法。2. 掌握隐含的虚拟条件含义，考查虚拟语气的表达形式。二知识梳理 一一课前准备，自主复习三种语气的区别1. They returned successfully from the moonto the earth.语气，用来陈述事实，有肯定、否定、疑问或感 叹等形式。2. Open the win dow, ple

2、ase.语气，表示请求、命令或劝告。3. If Joh n were here, he would know what to do.语气，表示 。三考点自测一一讨论学习I. 虚拟语气在if引导的非真实条件从句中的运用1. 比较：if引导的真实条件句和if引导的非真实条件句 If（我有时间），I will have asleep at home. If （我有时间），I would have asleep at home, but now I ' m having an English class at school.总结：第句是 ，用 表将来时。第句是，用。2. eg. If （我是你

3、），I would seize theopport un ity to go abroad. If you（听了我的意见），you wouldnot have failed in the exam. If you（明天来），we would have themeeti ng.If it （下雨）tomorrow, thesports meeti ng would be put off.If he （不来）tomorrow, we should putoff the meeti ng till n ext Mon day.四.方法、规律归纳、突破情 况if从句（谓语）主句（谓语）与现在事实相反与

4、过去事实相反与将来事实相反I.错综时间条件句1.比较： If you had followed my adivce yesterday, you（ 不会被责备 ）by the teacher.探If 从句中表与过去事实相反，所以用 ;主句也表与过去事实相反，所以用 。 If you had followed my advice yesterday, you（不会有麻烦）now.探If 从句中表与过去事实相反，所以用;主句表相反，所以用。2. eg. If he had studied hard before, he（就是个大学生）now. If the doctors hadn' t

5、tried their best to save you, you （就不会正站在这儿 ）now.3. 归纳：当if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HI .if 省略句在条件句中可省略 ,把,提到句首，变为倒装句式。eg. If I were at school again, I would study harder.t, I would study harder. If I had devoted more en ergies to my study in stead of being crazy about Internet Gam

6、es, I would be sitti ng in a comfortable office now.tto my study in stead ofbeing crazy about Internet Games, I would be sitti ngin a comfortable office now. （如果你被解雇），vour health care and other benefits will not be immediately cutoff.（should） （如果我做它）someday , would use a differe nt way.（be）探若省略的条件句中

7、的谓语动词是否定形式时，不能用动词的缩略形式。eg. Were it not for the expe nse, 1 would go abroad now.但不能说： Weren' t it for the expense, I would go abroad now.IV. 用介词短语代替条件状语从句，常用的介词有with,without, but for.eg.（ 没有你的帮助 ）,we couldn ' thave fini shed the work ahead of time.=,we couldn ' t have finishedthe work ahe

8、ad of time.=,we couldn ' t have finishedthe work ahead of time.=,we couldn ' t have finishedthe work ahead of time. What would you do with a million dollars?V. 含蓄条件句有时为了表达的需要，在虚拟语气中并不总是出现if引导的条件句，而通过，来代替条件句。eg. 1 was ill that day,（否则我参加了 ） the sports meeting. He telephonedto inform me of you

9、r birthday,（否则我就不知道）about it. （我本可能给你）more help, but I was too busy.探注意在此类句中，表示事实部分和表示虚拟部分的时态问题eg. The firefighters（及时赶到）,otherwise the factory on fire would not have been saved.（arrive）VI.高考真题演练1. （09 天津，15） This printer is of good quality. If itbreak dow n with in the first year,we would repair it

10、 at our expe nse.A. would B. should C. couldD. might2. （09 安徽，34） But for their help, wethe program intime.A. can not finish B. will not finishC. had not fini shed D. could have won3. （08 山东）Thank you for all your hard work last week. Idon' t think weit without you.A. can man ageB. could have man agedC. could man age D. can have man aged4. （08 黄冈咼三期末考试）Had he spent more time preparing forthe driving test,he（ 就通过了 ）. （pass）5. （08 湖北五市高三联考）But for your support, we（不可 能实施）the plan last mon th. （carry）6. （07 宜昌、荆州、黄冈联考）1（ 应该告