Learning about Language教案设计

Unit3 Computers The Present Perfect Passive Voice Learning aims 学习目标

1.Enable Students to learn how to use the present perfect passive voice correctly. 2. Enable Students to use the present perfect passive voice in the different situations. Learning important points学习重点

Leading Students to find, understand and master the structure and usages of the present perfect passive voice.

Learning difficult points 学习难点

Enable Students to learn how to use the present perfect passive voice in the true situations correctly. Learning ways 学法指导

自主学习Self-study

合作交流Cooperative learning

总结归纳Summary and induction

Teaching Steps: Step1 Revision (self-study)

Complete the following sentences. 1.

我参观了颐和园。它很美。

I

________ ________the Summer Palace . It is beautiful. 2.

我们学英语已经8年了。

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We ________ ________ English for 8 years. 【回顾】

现在完成时的基本结构：____________ +____________

现在完成时的用法：1.表示_______________________；2表示____________________ Step2 Discovering and summary (pair work or group work)

Look at the following sentences, paying attention to the underlined part.观察下列句子，注意下划线部分。

1. Over time I have been changed quite a lot. 2.Since the 1970s many new applications have been found for me. 3.The ink has not been removed from the clothes. 4. Have your problems been solved? 5. How many buildings have been built in you school?

以上几句的时态和语态是_______________________________________。其中句1、2是该时态的

_________句式，句3是____________句式，句4是_____________句式，句

5是

______________句式。

【归纳总结】

现在完成时的被动语态基本结构：______________________

肯定式：

主语+_________________________________ 否定式：

主语+ _________________________________ 一般疑问式：___________ +主语__________________

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特殊疑问式：特殊疑问词+have/has +主语+been done Step3

Practice

1. 变换句子

The children have already been told the good news. __________________________________________________________. _______________________________________________________? ________________________________________________? 2.补全句子

(1)The plan______________________ (discuss) for nearly two hours. (2)She__________________________(not hear) from since then.

【归纳总结】现在完成时的用法：

1. 现在完成时的被动语态同它的主动语态一样，强调______的动作对_______造成的影响或结果，通常与already, yet, just, never, recently等副词连用。

2. 表示一个被动的动作或状态开始于______，持续到______，并可能持续下去，常与for或since引导的时间状语连用。

Step4 温馨提示

1.

并不是所有动词都有被动语态

happen, take place, break out, belong to, cost, last等不及物动词或词组无被动语态。如：

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[误] Great changes have been taken place in China since 1978.

[正] Great changes have taken place in China since 1978.

2.

动词短语变被动式不能漏掉介词或副词

主动：The old man has taken care of the little girl. 被动：The little girl has been taken care of by the old man.

3.

含有双宾语的句子变为被动语态时一般将间接宾语变为主语。如果把直接宾语改为主语，则在间接宾语前加to或for。

主动: My mother has given me a shirt. 被动: I have been given a shirt by my mother. 被动: A shirt has been given to me by my mother. Step5当堂检测

1.More than 100 famous films______________________(show) in the city since July.

2.How many cars__________________________ (make) in the factory since 1990?

3.Three new schools_______________ (open) in our city in the past 5 years. 4. Great changes

(take) place in my hometown and you can see that a lot of factories

(set) up. 5. ----We want to sit at the table near the window.

----- I’m sorry, but it

(take)already. Step6写作任务

(12分钟)

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Write a short passage about the Campus Art Festival including the following: 首届校园艺术节在12月12日举行开幕式。李校长为开幕式致辞。在当天下午举行了校园歌手比赛，同学们踊跃参加，我班许保强同学参加了比赛，参赛歌曲为《笨小孩》。高一（12）班

林俊宏同学获得冠军，演唱歌曲为《遥远的她》。

2.朗诵比赛于12月6日在CD栋阶梯教室举行，孩子们表演精彩，初一（1）班的同学们获得第一名。

3.接下来会有更多精彩的节目，请同

学们踊跃参加，展现自我！

开幕式：Opening Ceremony 校园歌手比赛：Campus Singer Competition 朗诵比赛：Recital Contest «笨小孩»：«Stupid kid»

«遥远的她»：«She's Far Away»

阶梯教室：lecture hall 写作要求: 只能用五个句子表达所有内容。

学生以小组为单位完成这篇作文的撰写，老师个别辅导并提供帮助，最后展示他们的作品，全班同学共同批改作文。

Step7 Homework

1. Try to remember the grammar rules.

2. Do exercises 1, 2 and 3 on page 21.

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