Unit 8 Green Living Lesson 1 Roots and Shoots(II) 课件 2022-2023学年高一英语北师大版（2019）必修第三册

北师大必修 第三册 Unit 8 Lesson 1 Roots and Shoots (Ⅱ) Grammar 1 2 To learn to understand the use of V-ing and V-ed forms To be able to use V-ing and V-ed forms correctly 学习目标 目标一：To learn to understand the use of V-ing and V-ed forms Activity 1: Look at the underlined words and then discuss the sentence components in pairs. eg: A young man writing novels came to speak to us yesterday. ① The experiment was an amazing success. ② Li Ming’s hobby is collecting stamps. ③ When I walked into the office, I saw a girl using my computer. ④ He comes home late every evening, making his wife very angry. ⑤ What’s the language spoken in that area? ⑥ We were surprised at what he said at the meeting. ⑦ She found her necklace gone on her way home. 定语 表语 宾补 状语 定语 定语 表语 宾补 Now can you finish the following simple summary? 总结： 动词-ing形式可以在句中作_____________________________。 动词-ed形式可以在句中作______________________________。 定语、状语、表语和宾语补足语 定语、状语、表语和宾语补足语 Activity 2: Work in groups. Define the participle and then sort out their usage separately. 分词是非谓语动词的一种 在句中起形容词和副词的作用 可以作定语、状语、表语和宾语补足语等 分词有两种：现在分词(V-ing)和过去分词(V-ed) Participle 分词 一、动词-ing形式 1. 作定语 No one is allowed to speak aloud in the reading room. A little child learning (= who is learning) to walk often falls. There are many students waiting (= who are waiting) to get examined. 总结： 现在分词作定语常用来说明被修饰词的___________。还可表示动作__________。 用途和目的 正在进行 2. 作状语 Hearing the noise, I turned around. ＝When I heard the noise, I turned around. Being poor, he couldn’t afford a TV set. ＝Because he was poor, he couldn’t afford a TV set. Working hard, you’ll certainly succeed. ＝If you work hard, you’ll certainly succeed. 总结： 现在分词作状语时可以表示时间、原因、条件、结果、让步、方式和伴随状况；作方式状语和伴随状语时，可以变为并列分句；作其他状语时，可以变为相应的_______从句。 状语 3. 作表语 The result of the game was disappointing. His life story sounds very moving. What I am tired of is waiting here alone. My hobby is collecting stamps. 总结： 作表语的动词-ing形式包括现在分词和动名词。现在分词作表语，往往具有 _______ 的性质，说明主语的性质、特征等；动名词作表语多表示抽象性的或 ______ 的动作，一般说明主语的内容。