Unit5_First_aid_grammar导学案-省略句用法 公开课.doc

Unit 5 First AidGrammar ：Ellipsis 高二英语 农心升教学过程：一：明确概念：省略Ellipsis :为了使话说得简明扼要，英语句子中某个单词、短语甚至从句或主句都可以省去。这种省去句子某些成分而保持句子意思不变的现象，称为省略（ellipsis）二：合作探究；(教师要求学生，默读所提供的例句，然后思考每组例句所显示的语法规则。分组讨论，然后老师让学生代表说出每一组所包含的语法规则。)(一).简单句中的省略*讨论归纳一：在祈使句中，_语通常被省略。1. (It) Doesnt matter.2. (I) Thank you.*讨论归纳二：有时句子还可以省略_语和_语的一部分。3.Why (do you) not say hello to him ?4. What (do you think) about a cup of tea ?*讨论归纳三：有时还可以省略句子的_语和_语。5. Are you thirsty? Yes, I am (thirsty).6. -Where should we go? -I dont care (where you go). Anywhere you want.（2） .并列句中的省略1. My brother is a doctor and my sister-in-law (is) a lawyer.2. When summer comes, the day is getting longer and longer, and the night (is getting) shorter and shorter. *讨论归纳四：两个并列句中，后一个分句常省略与前一分句中的_ _部分（3） .复合句中的省略1、主句中有一些成分被省略、而用_或_来代替.如：Are you leaving for Beijing this Sunday? I think so. (Im leaving for Beijing this Sunday.) It is going to rain, isnt it? I hope not. (it is not going to rain.)这种用法常见的有: _等。即学即用： -Is the boy very sick? -Im afraid _. A. it B. this C. so D. that.2. 宾语从句中的省略We all know (that) the earth runs around the sun.Mary said (that) she is from American and that she is 16 years old.*讨论归纳五：宾语从句中常省略连词_,但当有两个并列的宾语从句时，第_个that则不能省略。3.定语从句中的省略I havent read the book (that/ which) youre reading.The man (that/ who) your father just talked to is our English teacher, Mr. Smith.*讨论归纳六：在限制性定语从句中，作_语的关系代词可以省略。4.状语从句中的省略 While (he was) waiting for a bus he found his wallet stolen.Unless (he is) invited, he wont come.Ill help you if (it is) possible.讨论归纳七：在以when, while, once引导的时间状语从句及以if, unless引导的条件状语从句中和though, although引导的让步状语从句中，如果主从句的主语一致或从句主语为It，且从句中含有be动词时，从句中可省去_部分。即学即用 用省略改写下列句子。1.When ice is heated, ice can be turned into water.2. While I was walking in the park, I saw my old friend, Mary.（4） 不定式中的省略动词不定式中为了避免重复，省去与前面出现的相同部分，只保留to，但如果在省略的不定式结构中含有be，have, have been时，要保留这些词。Are you going there? Yes, Id like to (go there).Attention:使役动词及感官动词后面作宾语补足语的不定式一定要省去to,但在被动语态中须将to复原。如：I noticed a man enter the classroom.A man was noticed to enter the classroom. 常见的役动词及感官动词_当堂检测 一、改写句子 （使用省略手段避免下面各句重复与冗赘）1. John worked hard but his brother did not work hard.2. It is well done.3. -I havent finished the homework yet. - Well, you ought to have finished the homework.4. You must not be late and you must not be absent.5. If it is necessary, we will finish it ahead of time.6. While he was doing so, he trembled a little.7. He said that he wouldnt go shopping and that he would go swimming instea