外研版（2019）选择性必修第二册Unit 6 Survival Understanding ideas课件（共44张，内嵌音视频）

(共44张PPT) Unit 6 Understanding ideas SHARKS: DANGEROUS OR ENDANGERED 鲨鱼：危险动物还是濒危动物？ 阅读课件 To get the main idea of the passage and master the key words. To learn the basic structure of the text. To use critical thinking to analyze people’s attitudes to sharks. To raise awareness of wildlife prot...