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情态动词用法归纳 情态动词表示说话人对某一动作的观点。如需要、可能、意愿或怀疑等。情态动词本身词义不完全，不能单独作谓语动词，必须和动词原形连用；情态动词没有人称和数的变化。情态动词有can (could)，may (might)，must，have to，shall (should)，will (would)，dare (dared)，need (needed)，ought to等。,Period Four Grammar,1can与could的用法,注意：can与be able to都可以表示能力，在许多情况下可交替使用，但can只有现在时和过去时(could)，而be able to则有多种时态。,2may与might的用法,3.shall和should的用法,4.must和have to的用法,5.will和would的用法,6.need和dare的用法,7.ought to 的用法,8.情态动词不定式完成式(have done),注意： would，might，could的大致区别是： would表示结果，might表示可能性，could表示能力、允许或可能性。比较： If you tried again，you would succeed.要是你再试一试，你就会成功的。(would表结果) If you tried again，you might succeed.要是你再试一试，你可能会成功的。(might表可能) If you tried again，you could succeed.要是你再试一试，你就能成功了。(could表能力),用适当的情态动词填空 He_have gone home.I saw him in the classroom just now. Instead of seeing the sights，Edison_spend the time reading in the public library. How I regretted the days when I had played and_have studied! Must I finish the work before Friday? No，you_,The money was soon spent，so he_go hungry. A man_live on the Moon without a special suit. They were late.Something _have happened to them. 答案 cant/couldnt would/used to should neednt had to cant must,根据下列这首英语诗歌，按要求写一篇短文。 A Poem of an Iraqi Child Mum is tearing. Dad，where did you go? I am scared from heart to soul. Mum and I needed you so much. But what happened? People say that I am too young to know.,诗歌评论,I heard the terrible sound and smelled the smoke. Dad，come back. But what happened? I dont know. Mum and I love you so much. Dad，where did you go? She says you will be back. Mum and I missed you so much. With good news and hope.,【要求与提示】 1简述小诗内容； 2简单谈谈你内心的感受； 3从欣赏的角度谈谈你对这首诗的看法； 4可适当发挥想像； 5词数：120左右。 _ _ _ _,【写作分析】 第一步：认真审题 这篇写作要求写一篇诗评，大致可以分为以下几个步骤： 1简述诗歌的基本内容。首先要很好的把握原文主旨，掌握诗歌的灵魂。 2写出自己的感受。抓住某一亮点，抒发自己的情怀。 3评价诗歌的意义或作用。这一部分只是稍作点评即可，无需过多发挥。,第二步：提炼要点 1be at war 2suffer a lot from the war 3to the point 4long for 5look forward to 第三步：扩点成句 1伊拉克人正遭受战争苦难。 Iraqi people are suffering a lot from the war. 2他们渴望和平。 They are longing for peace.,3尽管这首诗的描写简单直入主题，但是诗歌的含义很丰富。 Although the description is simple and to the point，the meaning of the poem is rich. 4他们相信胜利属于他们，并且渴望那一天的到来。 They believe victory will belong to them and they are looking forward to the day.,【品味佳作】 This is a poem written by an Iraqi child.We are shown that Iraq is at war and the boys father has gone to the battlefield for freedom.Iraqi people are suffering a lot from the war.They are longing for peace.To a small child war seems meaningless，but Father and family mean much to him.The poem touches me deeply.One obvious meaning of the poem is how much peace means to a country and its people.Although the description is simple and to the point，the meaning of the poem is rich.They have to be separated at the moment，but they still have hope in their mind.They believe victory will belong to them and they are looking forward to the day.,【名师点津】 1诗中以一个小孩的口吻表明：伊拉克处于战乱之中，战争给伊拉克人民带来了极大的痛苦。因此，这篇文章首先简要介绍了这首诗的大意，准确地把握住了诗歌中所流露出的盼望父亲回家，渴望和平的思想情感，文章夹叙夹议，语言流畅，表述清晰，说服力强，很好地完成了本文的写作目的。文中使用了一些语法结构，如，过去分词短语作状语，a poem written by an Iraqi child；还使用了让步状语从句，Although the description is simple and to the point，the meaning of the poem is rich.使文章衔接自然，句式结构不单调，使文章富于变化。,2亮点句式回放： One obvious meaning of the poem is how much peace means to a country and its people.(表语从句) Although the description is simple and to the point，the meaning of the poem is rich.(让步状语从句),【写作模板】 This is a poem _(诗歌来源)We are shown that _(诗歌的主要内容)They are longing for _(诗歌表达的情感一)To a small child war seems _(诗歌表达的情感二)，but Father and family mean _(诗歌表达的情感三)The poem touches me deeply.One obvious meaning of the poem is _(评论一)Although the description is simple and to the point，_(评论二)They have to be separated at the moment，but they still have _(评论三)They believe _(评论四),一、只用that不用which的情况 1当先行词是all，little，few，much，something， everything，anything，nothing，none等不定代词时。 如： Everything that happened then was like a nightmare. I will tell him all that you told me at the ball.,that与which引导的定语从句辨析,当先行词被only，any，few，little，no，all，just，very(恰好的，表示强调)等词修饰时。例如： The only thing that we could do was to wait. Thats the very thing that we can do. 当先行词是序数词、形容词最高级或先行词被序数词或形容词最高级修饰时。例如： The first place that we visited was the Great Wall. This is the best novel that I have ever read. 被修饰词为数词时。例如： Yesterday I caught two fish and put them in a basin of water.Now you can see the two that are still alive.,2,3,4,主句是There be结构，修饰主语的定语从句宜用that作关系代词修饰物。例句： Theres still a room that is free. 先行词中同时包括人和物时。例如： We talked about the people and the villages that we remembered. He asked about the factories and workers that he had visited. 当主句中有who，which时，而定语从句中也要用到who或which时，为了避免who.who，which.which等重叠，定语从句要用that引导。例如：,5,6,7,Who is the man that is standing by the door? Which of the two cows that you keep produces more milk? 人或物在定语从句中作表语时，用that引导定语从句，而that通常也可以省略。例如： He is no longer the man that he was. 引导非限制性定语从句时。例如： Bamboo is hollow，which makes it light. 当关系词前有介词时。例如： This is the room in which Chairman Mao once lived.,8,二、修饰物时只用which不用that的情况,1,2,在一个句子中有两个定语从句，其中一个定语从句的关系代词用了that，另一个宜用which。例如： Let me show you the novel that I borrowed from the library which was newly open to us. 当关系代词后面有插入语时。例如： Here is the English grammar which，as I have told you，will help improve your English. 先行词为that时。例如： The clock is that which can tell us the time. 钟是报时的装置。,3,4,5,
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