Unit 1 Art Discovering Useful Structures 课件-2023-2024学年高中英语人教版（2019）选择性必修第三册

Unit 1 Discover useful structures 不定式的时态和语态： 类别 主动语态 被动语态 意义 一般式 to do 完成式 进行式 / 完成进行式 / to be done to have done to be doing to have been doing to have been done 发生在谓语动词之后 发生在谓语动词之前 正在进行 一直持续 ⁠ ⁠ ①It is hard to give a precise definition. ②Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. ③During the Middle Ages, the purpose of Western art was to teach people about Christianity. ④ ...the main characters were often made much larger than everyone else to show their importance. ⑥He sought to show not just the outer image of his subjects, but their inner warmth and humanity as well. ⑦What they attempted to do was no longer show reality, but instead to ask the question, “What is art?” ⑤In this work, Monet’s aim was to convey the light and movement in the scene... What is the function of the infinitives in each sentence?(P9-10) Read and discover Subject主语 Attribute定语 Predicative表语 Predicative表语 Adverbial状语 Predicative表语 Object 宾语 Object 宾语 Predicative表语 【P5 activity 1】Read these sentences and fill in the blanks using the correct words from the text on pages 2 and 3. Perhaps the best _____ to understand Western art is to look at the development of Western painting over the centuries. During the Middle Ages, the _______ of Western art was to teach people about Christianity. In this work, Monet’s ____ was to convey the light and movement in the scene ... ___________________________ was no longer show reality, but instead to ask the question, “What is art?” way purpose aim What they attempted to do 动词不定式 在句中作表语 Lead in 常用不定式作表语的情况 （1）当主语是 建议: suggestion, advice,proposal 目标与计划: aim, goal, purpose, plan 梦想与希望: dream, wish, hope 职责: duty 3. 【用法】 常用动词不定式作表语，表示主语的内容 My dream is ___________(become) a painter. My suggestion about improving English is ________(memorize) words every day. My duty is ____________(help) my students improve their English. My next plan is ______