Learning about LanguagePPT及专用教学设计内容

教学设计

Teaching material: NSEFC Student’s Book 2

Teaching contents: Unit 3 Computers Grammar

Teaching aims: 1.

To enable students to learn the form and function of present perfect passive voice.

2.

By giving a report using present perfect passive voice, enable students to use the structure freely and creatively. Teaching focus: How and when to use the present perfect passive voice correctly.

Teaching difficult points: Learn in what situations the present perfect voice could be used.

Teaching methods: Presentation, Practice and Production Teaching aids: A computer and a projector. Teaching procedures:

Step 1 Lead-in Turn the following sentences into Passive Voice: 1.They will give her a gold medal. 2.The construction workers will put down the old temple. 3.The rabbits are going to eat the carrots. The future passive voice: shall /will /be going to + be +过去分词

Step 2 Presentation Activity 1 Observe the following sentences chosen from reading text and find out their common place. 1. Over time I have been changed quite a lot. 2. I have been used in offices and homes since the 1970s.

3. I never forget anything I have been told. 4. Since the 1970s many new applications have been found for me. 5. I have already been put into robots.

6. I have already been put into space rockets. The sentence structure: have /has been done Activity 2 Find out the time adverbials 1. I have been used in offices and homes since the 1970s. 2. I never forget anything I have been told. 3. Since the 1970s many new applications have been found for me. 4. I have already been put into robots. 5. I have already been put into space. Step 3 Practice

Activity 1 Fill in the blanks. 1. Computers have been________ (use) to deal with information. 2. The prices for the computers have _______________(bring down). 3. Beijing ________________(connect) with Shanghai by the railway for many years. 4. Some of the houses_________________ (pull down) recently. 5. The task _________________(not finish) yet. Activity 2 Put the following sentences into the passive voice. 1. My friend has bought a new personal computer. 2. The shop has repaired my computer very quickly. 3. An unknown virus has just attacked my computer. 4. We have not solved the problem yet.

5. The company has given the computers away to a local school. 6. The scientists have developed a kind of intelligent robot. Step 4 Production 1.

The usage of Present Perfect Passive Voice We should use the Present Perfect Passive Voice in the two cases: (1)发生在过去但对现在有影响的被动动作

发生在过去,持续到现在的被动动作. (2)常与 since,already等时间状语连用

2. Your class is about to hold a Christmas party in half an hour. Now your teacher ask you, the organizer, to report your preparation work.