Unit 4 History and Traditions Period 4 Discovering Useful Structures（精讲课件+练习）- 2023-2024学年高一英语上学期同步精品课堂（人教版2019必修第二册）

Period 4 : Discovering Useful Structures 人教版2019必修第二册 Unit 4 ：History and Traditions Teaching objectives 1. Learn to use the past participles as the attribute and the object complement. 2. Write a little story or describe situations by using the past participles. Lead in What’s the function of past participle (v-ed)? The vase is broken. Hearing the news, he showed a surprised look. Directed by Hanhan, the movie is really popular. Tom finally had the book finished. Predicative(表语) Adverb(状语) Attribute(定语) Object complement(宾语补足语) Rules of the past participle Ⅰ an honored doctor a broken vase an injured boy a divided country boiled water fallen leaves the risen sun a retired teacher 表被动或完成 只表完成，不表被动 What are differences between the V-ed form used as predicative? 一条被污染的河 一个破了的花瓶 一条被塑料袋污染的河 一个被猫打碎的花瓶 A polluted river A broken vase A river polluted by plastic bags A vase broken by a cat What are differences between the V-ed form used as predicative? Rules of the past participle Ⅱ 单个过去分词作定语放于其修饰的名词之____ 过去分词短语作定语时，一般置于其修饰的名词之____ 前 后 过去分词短语作定语时，其作用相当于一个_________ 定语从句 Rules of the past participle Ⅱ Rules of the past participle Ⅲ 带有宾语补足语的一般句型为： 某些及物动词（如make等） + 直接宾语（名词或代词） + 宾语补足语 Everyone calls him (宾语) (宾补) (主语) (谓语) Tom. 宾语补足语一般放在宾语_________, 对宾语起____________的作用。 之后 补充说明 Rules of the past participle Ⅲ What are the verbs followed V-ed forms used as Object complement? We must get the work finished by 10 o’clock. He found his new bike stolen. He spoke slowly and clearly so that he could make himself understood． I was glad to see the child well taken care of. Jack had his hair cut yesterday. The father wants his daughter taught dancing. With the problem settled, he felt quite happy. Rules of the past participle Ⅲ 过去分词作宾语补足语，表示______ 或______ 的意义，有时候两者兼而有之。 被动 完成 感官动词、使役动词、表示“希望”“愿望”等意义的动词、with Summary Summary V-ed在句中可作 _____、_____________。 定语 宾语补足语 ①单个V-ed作定语； ② V-ed短语作定语通常后置，相当于定语从句； ③V-ed有时还可用作非限制性定语，相当于一个非限制性定语从句。 V-ed作宾语补足语通常用于： ①表示感观、感觉和发觉的动词。 ②表示“致使”意义的