Unit 1 Period 4 Cultural Heritage Discovering Useful Structures 课件-高中英语课堂同步精美课件（人教版2019）（必修第二册）

Unit 1 CULTURAL HERITAGE Discovering Useful Structures To learn more about relative clauses. To learn to describe people or things in greater detail. 定义 用作定语的从句 类型 关系词 Attributive Clauses Restrictive Attributive Clauses 描述主句所涉及的人或物的具体情况，是主句不可缺少的一部分；如省去，主句意义不完整或失去意义。 Non-restrictive Attributive Clauses 对主句所描述的人或物提供附加情况，补充说明作用；如省去，主句意义仍完整。 relative pronoun relative adverb that, which, who, whom, whose, as等 when, where, why等 Warming up Please make sentences with the pictures and the given key words, using the attributive clauses. Harry Porter is a boy who/that has a scar on his forehead. a boy has a scar forehead Beijing Beijing is the city where /in which the 2008 Olympic Games was held. 2008 the city Oct. 1, 1949 the day found Oct.1, 1949 is the day when/ on which the PRC was founded. Wuhan is a city where/in which people are living happily. Wuhan a city people live happily Indonesia /one of the countries /hit/ tsunami Indonesia is one of the countries that were hit by the tsunami. tsunami 引导定语从句的关系词 关 系 代 词 that 指物和人 在从句中作主语或宾语 which 指物 在从句中作主语或宾语 who 指人 在从句中作主语或宾语 whom 在从句中作宾语 whose 指人和物 在从句中作定语 as 指物 在从句中作主语 关 系 副 词 when 指时间 在从句中作时间状语 where 指地点 在从句中作地点状语 why 指原因 在从句中作原因状语 1 Look at the sentences below and underline the relative pronouns and adverbs. After listening to the scientists who had studied the problem, and citizens who lived near the dam, the government turned to the United Nations for help. Temples and other cultural sites were taken down piece by piece, and then moved and put back together again in a place where they were safe from the water. Describe people things in greater details Find more sentences containing relative clauses from the text on page 4. There comes a time when the old must give way to the new. Water from the dam would likely damage a number of temples and destroy cultural relics that were an important part of Egypt’s cultural heritage. Not only had the countries found a path to the