【正文】
to __________ the lights when they leave a room , but few students take their own __________ to the supermarket.The survey shows that students are doing a lot to help protect the environment , but there are still many more things they can do.SandyWednesdayDaily habits2035empty bottles 40turn off bags Discuss what else we can do to protect the environment.Discussion 1. Finish the exercises. 2. Find out more ways to protect our environment.Homework。