Unit 4 Information Technology Lesson 1 Avatars period 2 课件-2024-2025学年高中英语北师大版（2019）必修第二册

Lesson 1 Avatars (2) Unit 4 Information Technology 1 CONTNETS 目 录 01 Revision 02 Grammar-Past Future 03 Discussion 04 Homework 2 PART ONE Revision 3 Complete the short text with information from the article. Avatars are digital__________ that you use to represent yourself online. You can choose an avatar from ___________of ready-made images, or____________________. Although avatars haven’t been around for long, they are widely used. Avatars let you_______________ and give you ________________. But the use of avatars has also caused ______________. Some users worry that they are spending too much time__________________ that they are becoming afraid of meeting people in the real world. The use of several avatars can also be______, as people can use avatars to____________________. However, many people see avatars in _______________. identities a selection in virtual worlds a few concerns room for creativity express yourself create you own images a positive light cheat others online a risk Work in pairs and answer the following questions about the change of avatars. 1. When the technology of avatars first appeared in computer games in the 1980s, did people expect it to be widely used and developed? 2. When people started creating their own avatars, what did they discover? 3. Why did many Internet users start having more than one avatar? No. Very few people knew that future avatars would have such a wide variety of forms and uses. When people started creating their own avatars, they discovered that they were going to have the power to create new identities that did not look or act like their real selves at all. Because they realized that their avatars would be seen by many people, not just their friends. PART TWO Grammar-Past Future 6 Grammar-Past Future Read the sentences. Write P below the underlined parts refer to the past and PF below the underlined parts that refer to the future in the past. 1. Yet, very few people knew that future avatars would have such a wide variety of forms and uses. 2. When people started creating their own avatars, they discovered that they were going to have the power to create new identities that did not look or act like their real selves at all. 3. Many internet users realized that their avatars would be seen by many people, not just their friends. P P P PF P PF PF Grammar-Past Future 1 K what do I know Stage Grammar-Past Future Write what you know in the column K/ What do I know. Activity 1 K / What do I know Grammar-Past Future 2 W what do I want to know Stage Grammar-Past Future Compare the column K/ what do I know with the partner and discuss the column W/ what you want to know about past future. Activity 2 W/What do I want to know Grammar-Past Future Observe the examples and work in groups to find out the forms and function of the past future tense. Activity 3 Grammar-Past Future Examples Form Function Very few people knew that future avatars would have such a wide variety of forms and uses. I said I should study English harder this year. They discovered that they were going to have the power to create new identities that did not look or act like their real selves at all. The president said that the war on Ukraine was about to start in a week. He said he was to hold a birthday party next Saturday. should/would ＋ 动词原形 was/were going to do was/were about to do was/were to do 过去将来时：可以表示从过去某时看将要发生的动作或存在的状态。多见于主句谓语动词是一般过去时的宾语从句中。should主要用于主语是第一人称时；would可用于各种人称。 表示过去“正要、即将做某事”。 表示过去将来的安排。 表示准备、计划做某事，或将要发生某事。 Grammar-Past Future Examples Form Function 1. Mary said that she would tell me all about it if she met me. 2. Aunt Li told me that she would take me to west lake when I visited Hangzhou. The announcement said the train was leaving at 7p.m. the next night. did was/were doing come, go, leave, arrive, start 等动词 可用过去进行时代替过去将来时。 在条件状语从句和时间状语从句中，常用一般过去时表示过去将来时。 Summary--Past Future Grammar-Past Future 过去将来时表示从过去某个时间看将要发生的动作或存在的状态，常用于宾语从句或间接引语中。 过去将来时的基本特征，即“立足过去，着眼未来”。它表示从过去某一时间来看将要发生的某个动作或存在的某种状态。 但这个“将来”时间绝不会延伸到“现在”，而仅限于“过去时间区域内”。 Grammar-Past Future 时间 现在 过去 将来 一般过去时 一般现在时 一般将来时 过去将来时在时间轴上如何表示呢？ 过去将来时 过去将来时：必须保证时间的起点在过去，即从过去某时看，将要发生的动作或存在的状态。 Grammar-Past Future 3 L what have I learned Stage Grammar-Past Future Complete the column L/ What have I Learned. Activity 4 L/What have I learned Grammar-Past Future Watch an interview video about Steve Jobs and then answer the following question. Activity 5 Grammar-Past Future What did Jobs think about the web in the future? (give 5 examples at least) （Part of the interview） Host: So what’s your vision of 10 years from now, with this technology that you are developing? Jobs: You know I think the internet and the Web… So I think the Web is going to be profound(深远的) in what it does to our society. As you know 15% of the goods and services in the US were sold by catalog over TV. All that would go on the web and more, billions and billions….. Soon tens of billions of dollars of goods and services are going to be sold on the Web. A way to think about it is ultimately directed customer distribution channel, and another way to think about it is the smallest company in the world can look as large as the largest company in the world on the web, so I think the web, if we look back 10 years back now, the web is going to be a defining technology , a defining social moment for computing.I think it’s going to be huge and I think it brews（孕育） a whole new generation of life into personal computing. Grammar-Past Future Examples: Jobs thought that the web was going to be profound in what it did to our society. 2. Jobs believed that the web would replace the TV shopping. 3. Jobs said that the web was going to be a defining technology. 4. Jobs believed that the web would brew a new whole generation of life into personal computing. 5. Jobs thought that tens of billions of dollars of goods and services were going to be sold on the Web. What did Jobs think about the web in the future? (give 5 examples at least) Creative Writing Suppose you were at the age of ten, how would you fancy your life in the future with the help of technology? Complete the story by using the past future tense in this context. Example: When I was ten, I believed that any one who could use computer would become the most intelligent person in the future. I fancied that I would have a BP call, like the one my father had. I thought that I was going to buy a robot to help with my homework and exams. Activity 6 PART THREE Discussion 24 Express yourself What are the positive and negative effects of using avatars? Activity 7 positive effects negative effects Express yourself Why does the use of avatars have these risks? Give your reasons. How can we prevent these risks in our life? Activity 8 Complete the Self-assessment chart Self-assessment 课堂学习反思评价表（Tick √） Items For Reflection Agree Partly Agree Disagree Have I comprehended the function and form of the past future tense? Can I retell others’ words or tell stories by using past future tense? Can I express different views in my own words? Was I active in group work? What do I still need to practice in the future? PART FOUR Homework 28 Homework Make a survey about how to make good use of avatars and prevent possible risks in our life? (Required) Search more information about the using of avatars in our daily life on Internet. (Optional) 29 Homework Interviewee How does he /she use the avatars? Effect(s) ...... ...... ...... classmate ...... ...... ...... Reference 30 Thank you! 31 Lavf57.25.100 $$