Unit 3 语法：表语从句学案2022-2023学年高中英语牛津译林版选择性必修第三册

B6U3 Back to the past Grammar and usage: Predictive clauses 一、价值引领，素养导向：导 Learning objectives: 1.To identify the use of predicative clauses. 2.To work out the rules of predicative clauses. 3.To use predicative clauses to finish related tasks. 4.To write a short paragraph based on each of the situations using predicative clauses. Key points: Learn to identify predictive clauses and choose the correct linking words. 二、任务驱动，问题导学：思 表语从句的结构与类型 定义：在连系动词(be 、look、seem 、sound、appear等)后作表语的从句， 结构：主语+连系动词+表语从句 表语从句的引导词： 连 词 that/whether/because/as if/as though 连接代词 what/who/which/whom/whose 连接副词 when/where/why/how 1.连词引导的表语从句，如： His dream was that one day he could write a great masterpiece. His chief concern was whether he could do his job more effectively and efficiently. We have successfully contained the pandemic. That is because we took effective measures in time. It seemed as if she had known all. 2.连接代词引导的表语从句，如： Learning and travelling were exactly what helped him in his later