8B unit 8 task Teaching aims :1. To be able to talk about the environment problems 2. To be able to discuss the ways to solve the problems 3. To be able to write an article about going greenTeaching procedureStep 1 free talking To show some photos of the problems we face today in the world To lead to the main topic of the task Step 2 pre-writing What can we do to save water ?What can we do to save power ?What can we do to reduce pollution?Step 3 while-writing 1.The class1, Grade 8 students are going to give a presentation on how to go green. Here are Millies ideas. 2.Read her note and find out more information 3.Millie is writing the script for the presentation . help her complete .4. language points Step 4 after - wring 1. Help students to write an article about how to make our school greener2. Show them some useful expressions 3. Show some good examples to the students to have a check Step 5 homework 1. Finish your scrip 2. Review all the new words and language points in this unit .