江蘇省海頭高級中學(xué)高中英語 unit4 grammar教案 新人教版選修6.doc

江蘇省海頭高級中學(xué)高中英語 unit4 grammar教案 新人教版選修6teaching aims: (1) master the usage of unreal conditionals.(2) practice about the 3 kinds of unreal conditionals.important points & difficult points: the usage of wish, if-clause and the unreal conditionals in the noun clauses.procedure:step 1 revisionunreal conditions與事實相反條件從句的謂語形式主句的謂語形式表示現(xiàn)在情況過去式(did)(be常用 were)would / could / might / should +動詞原形(do)1.如果現(xiàn)在不下雨的話，我們就出去野餐了。if it_ not raining, we _ for a picnic. 2.如果他來這，他就能夠幫助你了。if he _ here, he _ able to help you. 3.如果我是你的話，我就會帶走他們。if i _ you, i_ them away. 與事實相反條件從句的謂語形式主句的謂語形式表示過去情況過去完成式(had +donewould / could / might / should + have done1.要是當(dāng)初她被邀請的話，她就會參加這次聚會了。she _ to the party if she _. 2.今天早上，她要是不叫我的話，我就會睡過頭了。if she _ me, i _ this morning. 3.如果你上個學(xué)期用功些，你就會在考試中過關(guān)了。if you _ harder last term, you _ exam.與事實相反條件從句的謂語形式主句的謂語形式表示將來情況過去式 (did)should + do were to dowould / could / might / should +動詞原形(do)1.如果你成功，一切就好了。if you _, everything would be all right.if you _, everything would be all right.if you _, everything would be all right.2.明年我要是二十歲，我就會學(xué)計算機(jī)課程。if i _ twenty years old next year, i _ the course of computer science. step 2 complete the following 1.如果你昨天問他，你現(xiàn)在就知道怎么辦。 if you _ him yesterday, you _ what to do now. 2.如果昨晚下雨，今天會很冷。 if it _ last night, it _ very cold today. 3.如果我是你，我就不會錯過昨天晚上的那部電影。 if i _ you，i _ the film last nightin implied conditionals, we use otherwise, or, and phrases beginning with with, without and but for in place of if-clauses. 1.我很忙，否則我可幫助你。 i am busy now, otherwise i _ you the favor 2.要不是你的勸告，我是不會做這份工作的。 but for your advice，i _ able to do this work 3. 要不是你，我不會認(rèn)識他 without you, i _ him.we can put should, were, and had at the beginning of an unreal conditional sentence. in this case , if is not needed any more.subjunctive mood in noun clause 后的賓語從句中謂語動詞用should +動詞原形。should 可省略 1.i suggested that it _ quicker to travel by train. (be) 2.he insisted that we _ him the news. (tell) 3.he ordered that the students _ the clothes every week by themselves. (wash) 4.she recommended that we _ giving offense. (avoid) 5.he insisted that all of us _ there on time by any means. (be) 6.the teacher suggested that we _ the blackboard after class. (clean) 7. i demand that john _ there at once. (go) 8. we are all for your proposal that the discussion _ put off(be)unreal situations introduced by even if, as if, as though, if only, what if 1. he pretends as if he _ the thing at all, but in fact he knows it very well. 他假裝好象完全不懂那事，其實他對那事非常了解。 2. the old man looked at the picture, he felt as though he _ back to time 20 years ago. 那老人看著照片，他覺得仿佛回到20年前的時光。 3. they talked and talked as if they _ again. 他們談了又談，仿佛他們不會再相見的樣子。 4.he orders me about as if i _ his wife 他對我指東指西的，就好像我是他的妻子似的。