《U6 When was it invented？Period 5》教案（省优获奖）.docVIP

Unit 6 When was it invented？ 集体备课内容 二次备课内容 三 维 教 学 目 标 Knowledge Object: 1Read the text to identify main idea. 2Read the text to understand words in context. 3be + pp. Ability Object： 1〕能运用所学知识练习被动语态的句式。 2〕Be able to use the strategy( mind-mapping)to read a passage. Emotion Object: 培养学生的听说演等能力及合作学习的意识。 教学 重点 Key vocabulary. 2.Read the text to identify main idea. 教学 难点 Be able to use the strategy( mind-mapping)to read a passage. 教法 情景操练，反复使用，师生互动，生生互动。 学法 通过谈论历史上的创造物，充分掌握被动语态的用法. 教学 准备 多媒体课件 教科书录音机 课前预习 教 学 过 程 Language points 1. Potato chips were invented by mistake. by mistake 错误地；无意中 e.g. Somebody took the my umbrella by mistake. 有人错拿了我的伞。 I picked up your bag by mistake. 我错拿了你的包。 2. Dr. Naismith divided the men in his class into two teams… divide v. 分开；分散 divide… into… 把……分开；分散 e.g. She divided the orange into quarters and each ate a piece. 她把橙子分成四份，每人吃一份。 3. Today, the popularity of basketball has risen around the world, with many young people dreaming of becoming famous players. 1) today adv. 修饰整个句子，表示当前的一段时间，“如今；当今〞。 4. Basketball has not only become a popular sport to play, but it has also become a popular sport to watch. not only…, but also… 不但……而且…… 假设连接两个成分作主语，谓语动词与靠近的主语保持一致。 e.g. Not only the students but also their teacher is enjoying the film. 不仅学生们在欣赏这部影片，他们的老师也在欣赏这部影片。 5. The number of foreign players, including Chinese players, in the NBA has increased. 1) number表示数量。由于是单数形式，谓语动词需要与之相配，为has increased。这种主语和谓语在数上的匹配称作“主谓一致〞。当主语为复数概念是，谓语动词用复数形式与之匹配；当主语为单数概念时，谓语动词那么用单数形式。 e.g. People there are very friendly. people为复数概念。 The United Nations is an international organization that tries to find peaceful solutions to world problems. the United Nations是一个组织，为单数概念。 2) the number of… “……的数量；……的数目〞。作主语时，谓语动词应用单数形式。 a number of… “假设干的，一些〞，修饰可数名词。作主语时，谓语动词应用复数形式。 e.g. The number of people killed in the accident hasn’t been announced yet. 这次事故中的死亡人数尚未公布。 A number of people are unhappy