现在完成时与一般过去时教案

1、现在完成时与一般过去时教案教学目标：知识目标：通过复习使学生巩固有关现在完成时和一般过去时的有关知识并能够运用所学知识解决时态的题目。能力目标：提高学生综合运用所学知识解决问题的能力。德育目标：通过复习使学生树立较强的自信心，形成克服困难的意志。重点和难点：1、正确使用现在完成时和一般过去时解决时态问题。2、现在完成时和一般过去时的区别。课型：复习课教法：讲解练习相结合教具：课件教学过程复习导入1、复习了解英语中的16种时态。2、结合历届高考试题分析对时态知识的考察情况。现在完成时1、构成：have/has + 动词的过去分词2、基本用法：1）、表示表示过去发生的动作对现在造成的影响或结果。常

2、用的时间状语有：already; yet; by this time; just; ever; never; now; before; lately，recently 等。2）、现在完成时表示过去已经开始，持续到现在的动作、状态、经历、习惯等。可以和表示一段时间的状语连用：for和since短语，以及 so far, now, today, this week(month, year) 等 3）、下列句型中常使用完成时： = 1 * GB3 、It is the first/secondtime that 从句。 = 2 * GB3 、It is/ has been + 一段时间+ since

3、 从句 = 3 * GB3 、It /That/This +the only +that从句 = 4 * GB3 、It /That/This +形容词最高级+that从句3、练习例一： .05年浙江 第1题My brother is an actor. He in several films so far.Aappears B. appeared C. has appeared D. is appearing 例二：NMET2004(III) 25题-The window is dirty .-I know. It for weeks. .Ahasnt cleaned B. didnt cl

4、ean C. wasnt cleaned D. hasnt been cleaned例三：NMET 92-Do you know our town at all?- No, this is the first time I _ here.Awas B. have been C. came D. have gone三、一般过去时1、基本用法1）、 一般过去时表示过去的事情、动作或状态；表达过去的习惯；表示说话人原来没有料到、想到或希望的事。2）、常用于一般过去时的时间状语有：yesterday, last week, an hour ago, the other day, in 1982等。3）

5、、.表示与现在或将来事实不符的虚拟语气。 = 1 * GB3 .If I were a bird, I would fly to Beijing. = 2 * GB3 .It is time you went to bed.你早该睡觉了。 = 3 * GB3 . Id rather you came tomorrow. 我宁愿你明天来.2、练习例四：NMET 2003 第27题All morning as she waited for the medical report from the doctor, her nervousness . A. has grown B. is growing

6、 C. grew D. had grown例五：NMET 2002第 23题You havent said a word about my new coat, Brenda. Do you like it?Im sorry I anything about it sooner, I certainly think its pretty on you.A.wasnt saying B. dont say C. wont say D. didnt say例六：05年上海 第27题More than a dozen students in that school _ abroad to study

7、medicine last year. A. sent B. were sent C. had sent D. had been sent四、现在完成时与一般过去时的区别1）时间上有差异,凡有过去时间的用过去时态,不能用完成时态,如含有ago、last year、just now、the other day等。2）结果上有差异：现在完成时强调的是对“现在”的影响和结果，动作到现在刚完成或还在继续：一般过去时强调的是动作发生在“过去”，和现在没有关系。例七：2004 辽宁 第27题 It is said in the book that Thomas Edison (18471931) the

8、world leading inventor for sixty years. A.would be B. has been C. had been D. was五、历年高考题练习1、The country life he was used to greatly since 1992. (05年山东)A. change B. has changed C. changing D. have changed 2. The first use of atomic weapons was in 1945, and their power increased enormously ever since.

9、 (04年上海)A. is B. was C. has been D. had been3、The coffee is wonderful！It doesnt taste like anything I before.(05年全国I)A. was having B. have C. have ever had D. had ever had4. Scientists think that the continents always where they today. (05年北京)A. arent; are B. arent; were C. werent; are D. werent; were5. My mind wasnt on what he was saying so Im afraid I _half of it. (04年全国I)A. was missing B. had missed C. will miss D. missed6.She her hairstyle