Talking about human activities and global warming; Presenting ideas clearly in a discussion - SGK Tiếng Anh 11 Global Success trang 57

SGK Tiếng Anh 11 Global Success trang 57 - Talking about human activities and global warming; Presenting ideas clearly in a discussion
SGK Tiếng Anh 11 Global Success trang 58 - Listening for main ideas and specific information in a talk about black carbon and global temperature