Unit 5 First Aid Discover Useful Structures 学案-2023-2024学年高二英语人教版（2019）选择性必修第二册

Unit 5 Discover Useful Structures 【学习目标】 Learning Objectives 1.To review and summarize the function and structure of the -ing form. 2.To use and talk with the -ing form correctly in context. 【学习过程】 Learning activities 目标一：To review and summarize the function and structure of the -ing form. Activity 1: Task 1 Translate the following sentences. 1.你可以想象，烧伤会导致非常严重的伤害。 2.进行急救是治疗烧伤的第一步也是最重要的一步。 3.最好将烧伤部位放在冷水下，特别是在开始的十分钟内。 4.如果有必要的话，用剪刀把衣服剪掉，除非你看到布料粘在烧焦的皮肤上。 5.你可以用一块宽松干净的布盖住以便保护烧伤的地方。 Think: Compare them with your own sentences, and consider the advantages of the -ing form in accuracy and simplicity. Task 2 What is the function of the -ing form in each sentence above? Task 3 Find more sentences using the -ing form from the reading passage and state their functions. And summarize the function of the -ing form. Activity 2: Task 1 Replace each underlined part with a suitable -ing form and rewrite the sentence as necessary. Work with a partner and summarise the different structures of the -ing form. When is each one used? 1 When he got out of the bathtub, he slipped and fell on the floor. 2 Is there any reason why we are not going to have the first-aid training this week? 3 She had been told about the risk of electric shocks and this made her very careful while using hairdryers. 4 Because the child was not watched carefully by his parents, he touched a hot iron and burnt his finger 5 After she had been bitten by mosquitoes, she applied some medicine to her skin. Task 2 Pay attention to the structure of these sentences and fill in the table below. 主动语态 被动语态 肯定式 否定式 肯定式 否定式 一般式 doing _____ _____ _____ 完成式 _____ done _____ having been done _____ 目标二：To use and talk with the -ing form correctly in context. Activity 1: Complete the passage with the correct forms of the given words. What happened to Mrs Taylor? Mrs Taylor was an elderly woman ______(live) alone. One day, she was in her living room cleaning the windows, when suddenly she could no longer fe