2019_20学年高中英语Module5CloningSectionⅡGrammar课件外研版选修.pptx

Section Grammar,一,二,三,一、观察下列句子并填空 (1)I wish I could fly. (2)They wish they would travel in a spaceship. (3)I wish I had not created this creature. 剖析以上三个句子wish的宾语从句中都用了虚拟语气。其中,第一句中宾语从句的谓语动词为 ,是对 不可能实现的愿望的虚拟;第二句中宾语从句的谓语动词为 ,是对 不可能实现的愿望的虚拟;第三句中宾语从句的谓语动词为 ,是对 不可能实现的愿望的虚拟。,could fly,目前,would travel,将来,had not created,过去,一,二,三,二、翻译下列句子,判断黑体部分的构成 1.If all places were same,there would be little need for geographers. 翻译: 。 主句谓语构成 ,从句谓语构成 2.Even if I had the money,I wouldnt buy it. 翻译: 。 主句谓语构成 ,从句谓语构成,答案:如果所有地方都一样,就不需要地理学家了;would be;were,答案:即使我有钱也不会买它;wouldnt buy;had,一,二,三,3.If the teacher knew it,he would be angry. 翻译: 。 主句谓语构成 ,从句谓语构成 4.I wouldnt lose courage even if I should fail again. 翻译: 。 主句谓语构成 ,从句谓语构成,答案:万一老师知道了这事,他会生气的;would be;knew,答案:即使再次失败我也不会气馁;wouldnt lose;should fail,一,二,三,三、语法填空(用动词的适当形式填空) 1.She feels very lonely in that school.If she (make)more friends,she (not be) so lonely. 2.I didnt think about it carefully enough.I wish I _ (think) more carefully. 3.He murdered the people I love most.I wish he_ (not kill) them. 4.He looks so ugly.I wish he (not be) ugly. 5.She looks as if she (be) ten years younger.,made,would not be,had thought,had not killed,were not,were,1,2,In Sentence A,“Id” means.(教材第62页) 在句A中“Id”的意思是 考点 mean v.意思是 “Quake” means “to shake”. “Quake”的意思是“震动”。,1,2,考点延伸 (1)阅读下列句子,体会黑体词的词性及含义 What does “evidence” mean? 词性 动词 含义 意思是 I mean to call on you tomorrow. 词性 动词 含义 打算 Becoming a millionaire didnt mean an end to his money worries. 词性 动词 含义 意味着 That was a mean trick! 词性 形容词 含义 卑劣的,1,2,(2)means为mean的第三人称单数形式,同时means也可作名词,意为“手段,方法,财产” Television is an effective means of communication. 电视是一种有效的通信手段。 He got rich by devious means.他不择手段大发横财。 He did not have the means to compensate her. 他没有钱来补偿她。 归纳 类似means这种单复数同形的词还有:sheep(绵羊);deer(鹿); Chinese(中国人);Japanese(日本人); Swiss(瑞士人);aircraft(飞行器);series(系列);works(著作);crossroads(十字路口);species(种类)。,1,2,(3)阅读下列句子,体会黑体词的搭配及意义 Success means working hard. 搭配 mean doing 意义 意味着 What do you mean to do with it? 搭配 mean to do 意义 打算做某事 We express our thoughts by means of words. 搭配 by means of 意义 依靠,通过 This plan must be realized by all means. 搭配 by all means 意义 无论如何,千方百计地 Im by no means happy about his work. 搭配 by no means 意义 绝不,一点也不,1,2,1,2,Grammar:Subjunctive(1) 考点一 在动词wish后的宾语从句中使用虚拟语气,表示不可能实现的愿望。 I wish I were as tall as you.我希望和你一样高。 I wish it would rain tomorrow. 我希望明天下雨就好了。 考点延伸 (1)表示目前不可能实现的愿望时,从句中的谓语动词用过去式(be动词常用were) I wish I were not so busy.但愿我不这么忙碌。 I wish it were spring all year round. 我希望四季如春。 I wish I knew what was going to happen. 我希望我知道要发生什么事。,1,2,(2)表示过去不可能实现的愿望时,从句中谓语动词用had+动词的过去分词 She wished she had stayed at home. 她当时要是待在家里就好了。 I wish I hadnt spent so much money. 我要是那时没有花掉那么多钱就好了。 (3)表示将来不可能实现的愿望时,从句中谓语动词用would/could+动词原形 I wish you wouldnt smoke any more. 我希望你不要再抽烟了。 I wish that someday I could live on the moon. 我希望以后有一天能住到月球上。,1,2,(4)注意:wish后的宾语从句的时态只与从句所指的时间有关,而与wish的时态无关。 有时为了强调现在状态下能发生某种情况或进行某个动作,从句中的动词也可用过去进行时。 I wish it wasnt raining. 要是天不下雨就好了。,1,2,1,2,考点二 非真实条件句中的虚拟语气 【高考典句】(2016全国高考乙)If it werent for Rachel Carson,the environmental movement might not exist today. 要不是Rachel Carson,环保运动今天可能就不复存在了。 考点延伸 (1)表示与现在事实相反的情况时,主句构成:主语+should/would/could/might+动词原形;从句构成:If+主语+动词的过去式(be动词常用were) If she knew English,she would not ask me for help. 如果她懂英语的话,她不会找我帮忙的。 I am sorry I am very busy now.If I had time,I would certainly come to see you. 很抱歉,我现在很忙。如果有时间,我一定去看你了。,1,2,If it werent for their support,we would be in a difficult situation now. 要不是有他们的支持,我们现在的处境会很困难。 (2)表示与将来事实相反的情况时,主句构成:主语+should/would/could/might+动词原形 从句构成有三种形式,分别是: If+主语+动词的过去式; If+主语+were to+动词原形; If+主语+should+动词原形。,1,2,If you came/should come/were to come tomorrow,we would have the meeting. 如果你明天来,我们就举行会议。 If the teacher knew/should know/were to know it,he would be angry. 如果老师知道了这事,他会生气的。 If you were to succeed,everything would be all right. 如果你成功的话,一切都会好起来的。,1,2,1,2,考点三 虚拟语气的其他常见用法 The teacher suggested that we (should) clean the blackboard after class. 老师建议我们下课后把黑板擦了。 Its natural that she (should) do so.她这样做是很自然的。 考点延伸 (1)当主句的谓语动词为表示命令、建议、要求的动词,如insist,order,demand,suggest,advise,propose,recommend,demand,require,request,desire等时,其后的宾语从句中要用虚拟语气,谓语动词为“(should+)动词原形”,1,2,I suggest that we (should) hold a meeting next week. 我建议下周我们开会。 They insisted that the boy (should) go with them. 他们坚决要求这个男孩和他们一起去。 He ordered that all (should) take part in the work. 他下令所有的人都要参与这项工作。 (2)“It is desired/suggested/proposed/necessary/important/strange/natural/a pity.+that.”中的从句谓语动词用“(should+)动词原形” It was necessary that we (should) make everything ready ahead of time. 我们有必要提前做好一切准备。 Its important that we (should) take good care of the patient. 重要的是我们要照顾好病人。,1,2,(3)在advice,suggestion,proposal,order,idea,request等名词后的表语从句和同位语从句中要用虚拟语气,其构成是“(should+)动词原形” His advice is that we (should) leave at once. 他的建议是我们应马上离开。 I make a proposal that we (should) go out for a walk this afternoon. 我建议我们下午出去散步。 (4)在句型“It is (high) time+(that)从句”中,从句中要用虚拟语气。从句谓语动词用过去式,表示“现在该做某事了” It is high time that the children went to bed. 到了孩子们睡觉的时间了。 It is high time that we put an end to this discussion. 现在是我们结束讲座的时候了。,1,2,(5)would rather后接的从句用虚拟语气叙述现在或将来的事情时,从句谓语动词用过去式;叙述过去的事情,表达实际上并未发生的愿望时,从句用过去完成时 Id rather you went home now. 我宁愿让你现在就回家。 I would rather he had come yesterday. 我宁愿他昨天来过。 (6)由as if和as though等引导的状语从句表示方式时,意思是“好像”,这时从句中常用虚拟语气。其从句的谓语动词用过去式(be用were的形式)表示所说的与现在的事实相反,用过去完成时表示所说的与过去的事实相反,The teacher treats the pupil as if he were her own child. 那位老师对待那个学生就像对待自己的孩子一样。 I felt as though we had known each other for years. 我感觉我们好像认识多年了。 注意:如果说话人讲的事与事实相符,as if引导的从句中用陈述语气。 It looks as if its going to rain.看起来要下雨了。 (7)If only.表示“要是就好了”。表示对现在或将来的愿望经常用过去式;表示与过去事实相反的愿望用过去完成时;表示与将来事实相反的愿望用would do If only I had taken her advice last week. 如果上星期我听从她的建议就好了。 If only you were here tonight.如果今晚你在这里就好了。 If only I would go swimming tomorrow with you. 要是明天我能跟你去游泳就好了。,1,2,1,2,1,2,(11)George is going to talk about the geography of his country,but Id rather he (focus) more on its culture.,1,2,答案:(1)had not been (2)wouldnt have fallen (3)would have been injured (4)would be (5)Were (6)had been (7)stayed (8)