Learning about Language第二课时教案

Teaching Plan of Unit 3 computers The second period: learning about language Teaching aims: 1. To know the structure of the present perfect passive voice. 2. To learn the usages of the present perfect passive voice. 3. To become interested in grammar learning and try to use them freely. Teaching Important Point：[来源:学科网]

The use of the present perfect passive voice. Teaching Difficult Points：

How to master the Present Perfect Passive Voice. Teaching Methods：

1.Task-based learning. 2.Cooperative learning. 3.Explanation and practice Teaching Aids：

A multimedia.

Teaching Procedures:

Step 1: Warming up and lead-in

Giving Ss some sentences which have already learned in the

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reading text to let students summarize the the Present Perfect they know. Step 2 Grammar learning-the present perfect passive voice Task1: 1. What is the definition of the present perfect passive voice 2. The special attentions to which need to pay special attentions.What are the adverbs and prepositions that can be used in present perfect tense? Task2: To master 4 sentence patterns which use the present perfect passive voice 1. 现在完成时被动语态肯定句句型：

主语+ have/has been +过去分词 Her motorbike has been stolen. 2. 现在完成时被动语态否定句句型：

主语+ have/has +not+ been+过去分词

The task has not been finished yet. Many workers have not been trained in the company. 3. 现在完成时被动语态一般疑问句句型：

Have/Has +主语 + been+ 过去分词 ...?

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Has a new computer been bought ? Have they been sent abroad to study English? 4. 现在完成时被动语态特殊疑问句句型：

疑问词+ have/has + 主语+ been+过去分词 ...? Where has the car been repaired? Who have been helped by the new computer? How many buildings have been built in this school? Step3: Practice

By using the pictures, enable students to use the present perfect passive voice(students will discuss each pictures in group of four and share their result.) Step4: The usages of the present perfect passive voice 1.现在完成时的被动语态同他的主动语态一样，

强调过去的动作对现在造成的影响或后果already,yet, just, never, recently 等副词

(常放在have或has之后)连用。

The work has already been completed.

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表示一个被动的动作或状态开始于过去,持续到现在,并可能持续下去,常与for 或since引导的时间状语连用,或用于How long...?句型中。

3. 用在条件状语从句中，表示将来某时已经完成的动作. Special attentions:

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1. 只有及物动词才有被动语态,不及物动词(词组)没有被动语态。

例如: happen, take place, die, appear, disappear, fail, remain, lie, last, sit, stand, break out, come true, belong to等

2. 但许多不及物动词加介词或副词构成的动词短语，相当于及物

动词，也可以有被动语态。但动词短语是一个不可分割的整体，变为被动语态时,不可丢掉构成短语的介词或副词。 The child has been taken good care of by his grandma all these years. 3. 一些特殊动词, 如borrow, finish, begin, buy, start, return, marry, open, join等构成的现在完成时的被

动语态不能与表示一段时间的状语连用。若要表达

相应的意思, 则需改换动词或时态。

My brother has had(不能用has bought) this bike for almost four years. Step5: consolidation By doing 2 tasks ,enable students to master the present perfect passive voice Step6: Summary and homework

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