Unit 1 Food for Thought Grammar Modals 课件-2023-2024学年高一外研版（2019）英语必修第二册

B2U1 Food for thought Grammar: Modals (1) What type of verb is the one in bold in each of the following sentences? Yuan Longping worked all his life on the research of hybrid rice. Yuan Longping will live in the hearts of the Chinese people forever. Yuan Longping is the pride of the Chinese people. We can never praise Yuang Longping’s contributions too much. Types of verbs action verb helping verb (linking verb) (modal verb) 动词分类： 行为动词： 系动词： 助动词： 情态动词： 可独立作谓语，分为vt.和vi. 需接表语 不单独做谓语，构成时态和语态 ？ 行为动词：有词义，可独立作谓语，分为vt.和vi. 系动词：有词义，需接表语 助动词：普通助动词无词义，不单独做谓语，构成时态和语态 情态动词：有词义，不单独做谓语，表达语气 2 Modals (情态动词) 表达情感、态度、语气。 need; dare (dared); had better; be able to; have to; can (could); may (might); must; will (would); shall (should); ought to; used to, etc. 后接动词原形，适用于各种人称和数（have to 除外）。 I/You/We/He/They must/can/should/may work hard. 具有词义，不单独做谓语，可构成简略答案。 --I can’t swim. Can you swim? --No, I can’t. 特殊：I have to walk home. He has to walk home. 3 Activity 2: Underline the modals in an introduction to an app and talk about their meanings. have the ability to do sth. be afraid of sth. be necessary or give strong advice to do sth. not be necessary to do sth. give advice to do or not to do sth. Are you willing to download this application? Why or why not? 4 Activity 3: Complete the tips for good table manners with the correct form of the modals in Activity 1. have to dare not had better needn’t be able to Time for role play! Work in pairs and act out a scene that covers all the tips using as many modals as possible. Use your imagination and make the scene natural! 5 Use modals to introduce table manners in China. You have to wait until the elders start to eat. You’d better not stick your chopsticks into the rice. You’d better not make too much noise while chewing. 值得注意的是，日本人却有着吃拉面应该发出吸溜声以表达对拉面味道的认可的传统，不过这一传统随着时代变迁也正在消亡，越来越多的日本年轻人认为这一行为是粗鲁的。 6 I will be able to speak Japanese in another few months. 再过几个月，我就能讲日