新理念交互英语教程教案unit5sectionD

Teaching Procedures

Step1 leading-in

Let the students summarize the grammatical pattern of perfect tense by read and analyze these sentences:

1.I have already seen the film.

2.They haven’t finished the work.

3.How many pages have you covered so far.

Common ground: have done

Step2 Presentation and practice

Find out the grammar pattern in each group and translate these sentences:

1. I had finished the article when they came.

2. She said she had lived here since 1980.

Grammar structure: had done past perfect tense

1.I will have learned English for 10 years by the time I graduate from this college next

year.

2.He will have forgotten all about the matter .

Grammar structure: will/shall have done future perfect tense

1.I have been writing letters for an hour.

2.I have been learning English for 7 years.

Grammar structure: have/has been doing present perfect continuous tense

1.I had been learning English for 3 years before I went to college.

2.He was sleepy and went to bed. He had been working all through the night.

Grammar structure: had been doing past perfect continuous tense

1.I shall have been learning English for 7 years by the time I graduate from the college

next year.

Grammar structure: will/shall have been doing future perfect continuous tense

1.He said that by the end of the term he would have been studying English for 7 years.

Grammar structure: would\should have been doing past future perfect continuous tense Step3 Practice

Help the students finish the related exercise on the student book.

Let some students make sentences with different perfect tense.

Step4 Consolidation

The teacher have a brief summary for the usage of perfect tense and perfect continuous tense, and enable the students speak out the grammar structure in different perfect tenses.

现在完成进行时形式：

主语+ have + been + doing

划线识别题

Those cats have been screaming for two hours.

We have been waiting for him for two hours.

It has been raining all day.

I have been living here since three years ago.

He has been reading this book for a week.

与现在完成时比较

相同点：1）谓语动词都是延续性的，如live，learn，study，wait,work,rain等。2）都与“一段时间”连用。

例句

I have been learning/learned English for ten years.

I have been living/lived here since three years ago.

不同点：

1）现在完成时——结果，现在完成进行时——过程。

2）现在完成进行时带有一定的感情色彩。

例句

He has sung for two hours.

He has been singing for two hours.

Step4 summarizing

本课内容重点：

现在完成进行时的形式：主语+ have + been doing

现在完成进行时的意义：1. 过去发生的动作一直持续到现在

2. 在一段持续的时间内动作的多次重复

现在完成时与现在完成进行时的比较：

相同点：1）谓语动词都是延续性的，如live，learn，study，wait,work,rain等。2）都与“一段时间”连用。

不同点：

1）现在完成时——结果，现在完成进行时——过程。

2）现在完成进行时带有一定的感情色彩。

Step4 Homework

Finish off the related exercise on the workbook.

Underline the sentences which used perfect tense from the text.