虛擬語氣學案I

1、課題：語法專題黃州西湖中學高三英語學科導學活頁案班級：學生姓名：時間：月日虛擬語氣（I）學案授課教師：李云慧學科組長:教研組長：Benjamin黃州西湖中學2012屆高三教學案第1頁 共6頁黃州西湖中學2012屆高三教學案第2頁共6頁一考綱解讀1. 掌握if條件從句中虛擬語氣的用法。2. 掌握隱含的虛擬條件含義，考查虛擬語氣的表達形式。二知識梳理 一一課前準備，自主復習三種語氣的區(qū)別1. They returned successfully from the moonto the earth.語氣，用來陳述事實，有肯定、否定、疑問或感 嘆等形式。2. Open the win dow, ple

2、ase.語氣，表示請求、命令或勸告。3. If Joh n were here, he would know what to do.語氣，表示 。三考點自測一一討論學習I. 虛擬語氣在if引導的非真實條件從句中的運用1. 比較：if引導的真實條件句和if引導的非真實條件句 If（我有時間），I will have asleep at home. If （我有時間），I would have asleep at home, but now I m having an English class at school.總結：第句是 ，用 表將來時。第句是，用。2. eg. If （我是你），I wo

3、uld seize theopport un ity to go abroad. If you（聽了我的意見），you wouldnot have failed in the exam. If you（明天來），we would have themeeti ng.If it （下雨）tomorrow, thesports meeti ng would be put off.If he （不來）tomorrow, we should putoff the meeti ng till n ext Mon day.四.方法、規(guī)律歸納、突破情 況if從句（謂語）主句（謂語）與現在事實相反與過去事實相反

4、與將來事實相反I.錯綜時間條件句1.比較： If you had followed my adivce yesterday, you（ 不會被責備 ）by the teacher.探If 從句中表與過去事實相反，所以用 ;主句也表與過去事實相反，所以用 。 If you had followed my advice yesterday, you（不會有麻煩）now.探If 從句中表與過去事實相反，所以用;主句表相反，所以用。2. eg. If he had studied hard before, he（就是個大學生）now. If the doctors hadn t tried their

5、 best to save you, you （就不會正站在這兒 ）now.3. 歸納：當if條件狀語從句表示的行為和主句表示的行為所發(fā)生的時間不一致時，動詞的形式要根據它所表示的時間HI .if 省略句在條件句中可省略 ,把,提到句首，變?yōu)榈寡b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 Games, I would

6、 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）探若省略的條件句中的謂語動詞是否定形式時

7、，不能用動詞的縮略形式。eg. Were it not for the expe nse, 1 would go abroad now.但不能說： Weren t it for the expense, I would go abroad now.IV. 用介詞短語代替條件狀語從句，常用的介詞有with,without, but for.eg.（ 沒有你的幫助 ）,we couldn thave fini shed the work ahead of time.=,we couldn t have finishedthe work ahead of time.=,we couldn t hav

8、e finishedthe work ahead of time.=,we couldn t have finishedthe work ahead of time. What would you do with a million dollars?V. 含蓄條件句有時為了表達的需要，在虛擬語氣中并不總是出現if引導的條件句，而通過，來代替條件句。eg. 1 was ill that day,（否則我參加了 ） the sports meeting. He telephonedto inform me of your birthday,（否則我就不知道）about it. （我本可能給你）mo

9、re help, but I was too busy.探注意在此類句中，表示事實部分和表示虛擬部分的時態(tài)問題eg. The firefighters（及時趕到）,otherwise the factory on fire would not have been saved.（arrive）VI.高考真題演練1. （09 天津，15） This printer is of good quality. If itbreak dow n with in the first year,we would repair it at our expe nse.A. would B. should C. c

10、ouldD. 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 山東）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 黃岡咼三期末考試）Had he spent more time preparing forthe driving test,he（ 就通過了 ）. （pass）5. （08 湖北五市高三聯考）But for your support, we（不可 能實施）the plan last mon th. （carry）6. （07 宜昌、荊州、黃岡聯考）1（ 應該告訴）h