江蘇省贛榆縣智賢中學(xué)高中英語 Unit4 Helping people around the world教案3 譯林牛津版選修6

1、Module8 Unit4: Revision(III) 編號：NO: 教學(xué)目標(biāo)1. Encourage students to grasp the topic sentence of each paragraph. 2. Students are expected to gain some knowledge about some famous art museums and painters and enhance their reading comprehension.3. Develop students reading abilityhow to read a life story

2、or biography.教學(xué)重點1 To recognize the kinds of the subjective mood in unreal conditional clauses .2.To grasp the usages of the other forms of the subjective .教學(xué)難點1. To recognize the kinds of the subjective mood in unreal conditional clauses .2.To grasp the usages of the other forms of the subjective .

3、學(xué)情分析 教學(xué)媒體PPT Bb教 學(xué) 過 程復(fù) 備 欄 Step I Introduction 虛擬語氣用來表示說話人的主觀愿望或假想，所說的是一個條件，不一定是事實，或與事實相反。條件句可分為兩類，一類為真實條件句，一類為非真實條件句。非真實條件句表示的是假設(shè)的或?qū)嶋H可能性不大的情況，故采用虛擬語氣。虛擬語氣在條件狀語從句和結(jié)果狀語從句中,表示與事實相反的條件和結(jié)果。if條件句中的謂語動詞主句的謂語動詞與現(xiàn)在的事實相反1. 行為動詞用did 形式2. be動詞用wereshould/wouldcould/might + 動詞原形與過去的事實相反had + doneshould/wouldco

4、uld/might + have done與將來的事實相反1. 行為動詞用did2. should + 動詞原形3. were to + 動詞原形should/wouldcould/might + 動詞原形一. 混合條件句 有時，主句與從句的動作發(fā)生在不同的時間，主句從句謂語動詞的虛擬語氣形式因時間不同而不同，這種條件句叫做混合條件句。 If you had asked him yesterday, you would know what to do now. 如果你昨天問過他，今天就知道做什么了。（從句與過去事實相反，主句與現(xiàn)在事實相反。）二. 虛擬語氣中的倒裝句如果虛擬語氣的條件從句謂語動

5、詞中含有were, had, could, should，有時可將if省去，而將條件從句的主語置于were, had, should, could 之后。Had you invited us, we would have come to your party.Were I you, I would do more practice after class.Could she lend us a helping hand, she would do so.三、虛擬語氣的幾個句式：1. 表示命令或建議動詞suggest, insist, propose, desire, demand, reque

6、st, order, command 后的賓語從句中應(yīng)使用虛擬 should +動詞原形； should 不可用would 來替代; 主句所使用的動詞時態(tài)不限。2. 虛擬語氣也用于表語從句和主語從句中，表示間接的命令、要求、請求、建議、決定等，主句的主語通常是suggestion, proposal, request, order, idea 等。表語從句中的謂語動詞是should +動詞原型，should 可以省略。3.含蓄句式：But for/otherwise/or/without等引導(dǎo)短語相當(dāng)于if 引導(dǎo)的條件狀語從句，句子使用相應(yīng)的動詞形式。But for your help, we

7、 couldnt have succeeded.They wouldnt have reached the agreement so easily without that common ground.She wasnt feeling very well. Otherwise she wouldnt have left the meeting so early.4. wish 和 if only后面的賓語從句的謂語動詞應(yīng)使用虛擬語氣， 表示“可惜；.就好了； 悔不該； 但愿。”主句謂語從句謂語wish/if only現(xiàn)在時動詞用過去時/be動詞用were過去時動詞用had done將來時動詞

8、用would do; should doI wish I were as tall as you. 我希望和你一樣高。He wished he hadnt said that. 他希望他沒講那樣的話。I wish it would rain tomorrow. 我希望明下雨就好了。5.would rather 后面的賓語從句的謂語動詞應(yīng)使用虛擬語氣，表示“寧愿”。過去現(xiàn)在未來would rather thathad donediddid6. even if/even though, as if/as though 引導(dǎo)狀語從句時，如表示與事實相反時用虛擬語氣。Step II Practice1).我不知道他的電話號碼,否