Review of Units 3-4

Unit 4 Topic 2Section B课文讲解课件(共21张PPT)

仁爱科普版九年级上册Unit 4 Amazing Science Topic 1 When was it invented？ Section A 课件(共17张PPT)

Unit 4 Topic1 When was it invented.SectionC课件（28张，含音频）

仁爱科普版九上英语Topic 2 I'm excited about the things that will be discovered in the future. Section A 课件(共2

仁爱科普版九上Topic 2 I'm excited about the things that will be discovered in the future. Section C 课件(共13

Unit 4 Topic 2 I’m excited about the things that will be discovered in the future.Section B 课件( 30张)