【正文】
_________ done____________ of hope__________ any hope__________ possible __________ used ____________ usual__________ again___________ a lot of wate_________ careful hopeful hopeless impossible unused unusual reuse wasteful collectable undone Discussing what you can do about pollution. what type of pollution you want to talk about. your topic. an oral presentation to your class. Procedures: Homework : 1. Finish the exercises in workbook. 2. Review all the uints in Module 6