Using LanguageⅡ课件配套优秀公开课教案设计

Unit 5 Meeting your ancestors

Using language Ⅱ

（现在完成进行时教案）

甘肃省永登县第一中学

赵先福

Teaching aims：

1. Learn the form and usage of the present perfect tense and the present perfect continuous tense. 2. Know when the present perfect tense and the present perfect continuous tense are used in sentences. 3. Compare the differences between the simple past tense and the present perfect tense. Knowledge aims: Teaching key point:

Master the basic structure and the significance of Present Perfect Continuous Tense Teaching difficult point:

How to distinguish the Present Perfect Tense and Present Perfect Continuous Tense Teaching Procedures: Step 1 Greet the class as usual Step 2 Lead-in 1. Humourous Moments

（1）The Father and His Son （2）Who Is the Laziest? Ask some students read the jokes.

Ask them to pay attention to the different tenses in them. （引出时态——在英语中，发生的动作要用不同的动词形式来表示，这每一种不同的形式就叫做时态。）

2. Review the common forms of tenses. Step 3 Presentation 1. Ask the students:

Have you had lunch? Have you finished your homework? Have you seen the film? Tell them: She is drinking. I am driving now. He is cleaning the window. He is cheating in the exam. Summarize the form of The Present Perfect Continuous Tense by analyzing the sentences shown on the screen. 2. The basic Structure of the Present Perfect Continuous Tense

现在完成进行时形式：have/has + been + doing 3. the significance of Present Perfect Continuous Tense 引例句：

It began raining two hours ago.

It is still raining now. 通过以上两句引出：

It has been raining for two hours.

已经下了两小时的雨了。

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4. Practice The man _______________ (work) in the field for half an hour. The boy ______________ (have) dinner since five minutes ago. You have been singing all day.

Step 4

Group discussion 1. Make some sentences according to the key words below, using the present perfect continuous tense（现在完成进行时）. 2. Multiple choice Step 5

现在完成时和现在完成进行时的比较

现在完成时和现在完成进行时都表示动作从过去开始，但现在完成时可表示事件或动作刚结束，而现在完成进行时则强调动作仍在继续。

Step 6

活学活用

（1）用所给词的正确形式填空。

①Now that he is out of work，John __________________ (consider) going back to school，but he _____________(decide) yet.

②We _________________(work) the whole week, but we just ____________(finish) half of the project.

③I ________________(wait) for him for 2 hours, but he ___________(not come) so far. ④So far we _________(go) through many successes and failures.

⑤他们已经把那条被损坏的路修好了。

They _____ _______ ________ the broken road.

⑥他们一直在维修那条被损坏的道路。

They _____ _____ _________ the broken road. Step 7 Listen and sing Listen and sing the song “Trouble Is a Friend”, then fill the blanks with proper words.

Step 8 Homework

1. Write a composition using the present perfect continuous tense and finish off the exercise in Wb. 2. Surf the Internet and compare the present perfect tense and the present perfect continuous tense.

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