Unit 5 First Aid Discover Useful Structures 课件(共60张PPT)-2025-2026学年高中英语人教版（2019）选择性必修第二册

(共60张PPT) Discovering Useful Structures 新人教选择性必修二 Unit 5 First Aid Learning Objectives Identify the form, meaning, function and structures of the -ing form by using the methods of observation-discovery-induction-practice-application; Rewrite sentences and complete passages using the -ing form; Talk...