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

Discovering Useful Structures P5 新人教选择性必修Book 3 Unit 1 Art Learning objectives In this class, you will identify the usage of infinitives as predicative; summarize the different forms of infinitives; apply infinitives correctly in real situation. Leading-in Read the sentences below and find out what they have in common. Their business is to sell foodstuffs. The plan was to test the new equipment. The best way to help him is to tell him the truth. What the painter attemped to do was to convey his feelings. My habit is to drink a glass of water after getting up. The infinitives are used as predicative. 1. Perhaps the best way to understand Western art is to look at the development of Western painting over the centuries. 2. During the Middle Ages, the purpose of Western art was to teach people about Christianity. 3. In this work, Monet’s aim was to convey the light and movement in the scene … 4. ... Find the sentences in the reading passage where infinitives are used as the predicative. Presentation Underline the subject of these sentences and explain them. ___ ______ ___ 动词不定式作表语 Infinitives as the predicative Summary The purpose of education is to develop a fine personality in children. 教育的目的是发展儿童良好的品格 一、什么是表语？ 在英语中表示主语的身份,状态,特征等的部分叫表语。位于系动词之后,与之构成系表结构。 二、动词不定式作表语的结构 am/is/are/was/were + 不定式 三、不定式作表语的使用情况 1. 紧跟在系动词后面，如be, seem, remain, appear, get等，用来说明主语的内容。 The best way to build a great team is to gather a group of the most talented individuals. 打造一支出色的队伍最好的方法是把最有才 华的个人聚到一起。 The efforts made by the Tanzania National Park Authority seem to be paying off. 坦桑尼亚国家公园管理局所做的努力似乎正 在得到回报。 2. 主语以way, aim, duty, hope, dream, idea, intention, purpose, mistake, plan, proposal, job, suggestion, task等抽象名词为中性词的名词词组，常在 “be 动词”后作表语。 One way to begin is to answer your own excuses. 开始的方式之一就是回答你自己的借口。 The aim is to get the hotel off the ground by 2025 and make it fully operational for travel by 2027. 这家太空旅馆计划在2025年前建成，并在2027年