Unit 3 Grammar and usage —语法·提升语言能力（语法项目—动词-ing形式和动词-ed 形式作表语）（课件PPT）- 【新课程学案】新教材2022-2023学年高中英语选择性必修第一册（译林版2020）

Grammar and usage—语法·提升语言能力 课时目标 1.通过阅读“数字时代如何欣赏艺术品”的语篇，观察、探究动词-ing形式和动词-ed形式在文中的使用，自主归纳动词-ing形式和动词-ed形式在句子中作表语的核心规则。 2.通过句子、语篇两个层面的巩固练习，内化巩固目标语法的相关知识。 3.运用所学知识，准确、恰当、得体地使用目标语法规则完成对画作的描述，使语法知识的运用和话题意义相结合，实现“形式－意义－使用”三者的统一。 语法项目——动词-ing形式和动词-ed 形式作表语 初识语法——在美文运用中体悟　 　　　　　　　　　　　　　　　 Chinese artist Wu Guanzhong is known for his paintings using oils and also for those using the more traditional Chinese method of ink.① It's amazing that he combined Western principles of art with Chinese spirit.② To him, the important value of an artwork was to reflect the art within the life of Chinese people, and to express love of and responsibility to his motherland.③ Wu Guanzhong remained interested in exploring ways of expression, with his style changing and developing throughout his career.④ I think what he did is very inspiring.⑤ That's why he is admired by so many people. 句①和句④中的known及interested为过去分词在句中作表语，表示主语的状态。 句②和句⑤中的amazing及inspiring为现在分词在句中作表语，表示主语的特征。 句③中的to reflect及to express为动词不定式在句中作表语。 慧学语法——在归纳演绎中学通　 一、动词-ing 形式作表语　 [先感知] ①(教材P31典句)It is amazing that every time Monet studied this simple scene, he brought the pond's beauty to the canvas in a unique way. ②(教材P34典句)It was surprising then to see so many people viewing important and precious artworks through their smartphones. ③Her job is keeping the lecture hall as clean as possible. ＝Keeping the lecture hall as clean as possible is her job. [会发现] ①amazing和surprising是 作表语，说明主语的特征。 ②keeping ...是 作表语，此时主语和表语可以互换。 作表语的动词-ing形式包括现在分词和动名词 1．现在分词作表语，往往具有形容词的性质，说明主语的性质、特征等。作表语的现在分词，许多是由能够表示人的某种感情或情绪的动词变化而来的。常见的有：moving, interesting, encouraging, exciting, inspiring, boring, surprising, puzzling, amusing, astonishing等。 The film which I saw just now is very moving. 刚才我看的电影很感人。 现在分词 动名词短语 2．动名词作表语多表示抽象性的或习惯性的动作，一般说明主语的内容。 Her hobby is playing the violin. ＝Playing the violin is her hobby. 弹钢琴是她的爱好。 [名师点津] (1)动词的-ing形式有时还可以放在seem, appear, prove等系动词后作表语。 (2)动词的-ing形式在表示动作时与be动词一起构成进