Unit 3 Period 2 B Grammar and activity（课件）英语沪教版2020必修第二册

该高中英语课件聚焦现在分词的句法功能，通过导入环节分析例句明确其作定语、宾补、表语、状语的基础用法，进而在语法部分讲解分词作定语的位置规律及与定语从句的转换，最终在Presentation中深入状语类型及时态、否定式，构建从基础到进阶的学习支架。 其亮点是结合中英文例句对比和从句转换实例，通过填空、单句改错等分层练习，培养学生语言能力和思维品质。配套自评表与复习任务提升学习能力，学生能准确运用语法知识，教师可借助结构化内容和评估工具优化教学效果。

高中英语沪教版2020必修第二册 B ：Grammar and activity Unit 3 Progress? Learning objectives 1. Master the usage of present perfect tense for expressing progress. 2. Develop the ability to talk about learning progress in English. 3. Improve skills in completing grammar exercises accurately. 4. Enhance collaborative communication in related group activities. Contents 1. Lead in 2. Grammar 3. Presentation 4. Practice 5. Summary 6. Assessment 7. Homework 01. Lead in Lead-in Lead in Present participle现在分词 What elements（句子成分） can the present participle function as ？ Lead-in Lead in 1.The smiling girl is called Cici. 2.Every day I find her doing homework in her room. 3. Doing handwork is very interesting for her. 4. Hearing the good news, she can’t help smiling happily. 定语attribute 宾补O.C 表语 predicative 状语adverbial 现在分词的功能 Lead-in Lead in 表语predicate 定语attibute 状语adverbial 宾补object complement 现在分词 Conclusion 重点 02. Grammar Lead-in Grammar Ellipsis (省略) /ɪˈlɪpsɪs/ 1.一个微笑的女孩 2.一本有趣的书 3.主持晚会的女孩 4.吃苹果的女孩 作定语 结论： 1.单个现在分词作定语，放在所修饰的词前面，分词短语则放所修饰词的后面。 2.现在分词作定语，表进行和主动的意思。 1.a smiling girl 2.an interesting book 3.the girl hosting the evening party 4.the girl eating an apple Lead-in Grammar Ellipsis (省略) /ɪˈlɪpsɪs/ Further explanation 现在分词短语充当后置定语时，通常可以转换成一个定语从句（attributive clause） Lead-in Grammar Ellipsis (省略) /ɪˈlɪpsɪs/ 1.The girl hosting the evening party is my daughter. ＝The girl who is hosting the evening party is my daughter. 2.The factory making TV sets is very large. ＝The factory which makes TV sets is very large. Lead-in Grammar Ellipsis (省略) /ɪˈlɪpsɪs/ 正在睡觉的这个男孩叫做王俊凯 ___________________is Wang Junkai. The sleeping boy Lead-in Grammar Ellipsis (省略) /ɪˈlɪpsɪs/ 正在发言的人是美国总统特朗普 The man___________________is the U.S President Trump. making a statement = The man who is making a statement is the U.S President Trump. Lead-in Ellipsis (省略) /ɪˈlɪpsɪs/ 这是一条通往山顶的小路。 This is a path leading to the top of the mountain. =This is a path which leads to the top of the mountain. Grammar 03. Presentation Lead-in Presentation 句法功能 Seeing their teacher, the students stood up. 1. 时间状语：相当于when， while，as等引导的时间状语从句，常位于句首或句末。 When they saw their teacher, the students stood up. Lead-in Presentation 2. 原因状语：相当于as, since, because等引导的原因状语从句，常位于句首，句中或句未。 Because he was ill, he couldn't go to school. Being ill, he couldn't go to school. Lead-in Presentation 3. 条件状语: 相当于 if 等引导的条件状语从句，常位于句首。 If you work harder at English, you will make greater progress. Working harder at English, you will make greater progress. Lead-in Presentation 4. 让步状语: 相当于 although, though, even if, even though引导的让步状语从句，常位于句首。 Although they felt very tired, they kept running. Feeling very tired, they kept running. Lead-in Presentation 5. 伴随状语: 分词等于and 连接两个动词或分句。 The children came into the classroom, and they laughed and talked. The children came into the classroom, laughing and talking. Lead-in Presentation 6. 结果状语: 相当于 which 引导的非限制性定语从句或 and 连接的并列句，常位于句末。 He comes home late every evening, making his wife very angry. =He comes home late every evening, which makes his wife very angry. =He comes home late every evening, and it makes his wife very angry. Lead-in Presentation 7. 方式状语: 相当于对 how 或 by what means提问的回答, 所以也可以把 ing 前的逗号去掉, 改为 by, 常位于句末。 But later, people developed a way of printing, using rocks. But later, people developed a way of printing by using rocks. Lead-in Presentation Attention 动词ing表示的动作是谁发出的？ Hearing the news, they got excited. He died, leaving a large sum of money to his son. They walked out of the building, talking and laughing. Being poor, he couldn’t afford a house. 结论：句子主语即是动词ing的逻辑主语 Lead-in Presentation 现在分词的时态 Attention Seeing their teacher, the students stood up. Having finished his homework, David went to bed. 结论：现在分词的一般式与句中的谓语动词同时发生，或基本上同时发生；现在分词的完成式先于谓语动词发生。 现在分词的一般式 现在分词的完成式 Lead-in Presentation Attention 现在分词的否定式 Not knowing his address, I couldn’t send this book to him. Not having done it right, he tried again. 结论：现在分词的否定式就是在现在分词前加 not 04. Practice Lead-in Ellipsis (省略) /ɪˈlɪpsɪs/ Practice 1._______ (Be) ill, he stayed at home. 5.________________ (praise) by his teacher, Little Tom worked hard than ever. 3.___________ (Not know) much English, he could hardly understand the film. Being Having been praised 2._____(Use) your head and you will find a way. Use Not knowing 4.The men sat in the chair, _______(read) newspaper. reading Task 1. Fill in the blanks with the proper forms Lead-in Language Points 1. Having not seen the film, I can’t tell you what I think of it. 2. The men worked for extra hours got an extra pay. 3. Seen from the top of the hill, we find the city more beautiful. Not having seen working Seeing 单句改错 4. “ Can’t you read?” the man said, angrily pointed to the notice on the wall. 5. Knocking at the door before entering, please. pointing Knock 05. Summary Lead-in Summary 分词作状语 分词 作状语 让步 原因 条件 结果 时间 伴随 方式 V-ing 形式作状语,可表让步、原因、条件、结果、时间、方式、伴随等含义, 相当于一个对应的状语从句所表达的意思.为了使得意思表达更明确，-ing短语与when, while, though, until, if 等连词连用。 06. Assessment Lead-in Assessment Learning Objectives Score(1-5) 1.重点词汇、短语 2.语法知识点 3.课堂上的表现 5-完全能；4-基本能；3-不确定；2不太能；1-完全不能 07. Homework Lead-in Homework Review the use of “--ing form” doing, having done and having been done. Thank you for your listening $