Unit 4 History and Traditions Discovering usefu structures课件-2022-2023学年高中英语人教版（2019）必修第二册

Period 3 Discovering Useful Structures Unit 4 HISTORY AND TRADITIONS 1 Discovering Useful structures Grammar focus of this unit Past participles as attribute （定语）and object complement（宾补） 2 Discovering Useful structures We often use past participles of the verbs to describe a person's feeling and a certain situation. a broken vase The PRC the shortened name. he found himself in the room locked 3 Discovering Useful structures 课文原句再现 1. The United Kingdom, Great Britain, Britain, England—many people are confused by what these different names mean. 2. Most people just use the shortened name: "the United Kingdom" or "the UK". 3. They use the same flag, known as the Union Jack, ….. as the attribute（定语) as the attribute as the attribute 4 Discovering Useful structures More examples from the text They conquered England after the well-known Battle of Hastings in the 11th century. They had castles built all around England,... as the attribute as the object complement宾补 5 发现规律 过去分词作定语相当于形容词,其逻辑主语就是它所修饰的名词，与被修饰的名词之间为被动关系或完成。 及物动词的过去分词作定语， 既表被动又表完成 a furnished room 配有家具的房间（furnish vt.） 表示被动及完成 boiled water 白开水，煮开过的水（boil vi.） 只表完成 过去分词做定语 不及物动词的 过去分词作定语，只表完成。 6 Discovering Useful structures 常见不及物动词的过去分词作定语的情况 fallen leaves落叶 retired man 已经退休的人 the risen sun 升起的太阳 an escaped prisoner 逃跑了的囚犯 a sunken ship 沉船 returned students 归国的学生 a faded painting 褪色的画 melted butter/wax 融化了的奶油/蜡 7 过去分词的位置 单个的过去分词作前置定语，通常放在被修饰的名词之前，表示被动和完成之意；过去分词短语作后置定语，通常放在被修饰的名词之后。 a respected teacher 一位受人尊敬的老师 单个过去分词作前置定语 a teacher respected deeply by his students 过去分词短语作后置定语 一位深受学生爱戴的老师 8 tired visitors a well-organized trip beautifully dressed stars visitors tired of long wait a trip organized well by my workplace stars dressed beautifully at the ceremony 单个的过去分词作定语 过去分词短语作定语 The books left are for my students．剩下的书是给我的学生的。 leave 留下，留出，过去分词作定语时，只能作后置定语 及物动词的过去分词做定语的三种形式： 1. done (表示被动，完成） 2. being done (表示被动，正在进行） 3. to be done (表示被动；将要...) 9 Discovering Useful structures 典例练习一 1. Ther