【正文】
collect the waste paper and plastic bottles. in the past, our classmates used to throw all of these into the trashcan. at the very beginning of this collecting activity, it was not so warmweled. later, more and more people were influenced by the others and joined this collecting activity. gradually, all the students in our class form a good habit to protect the environment. all of us will now put away the reusable things instead of throwing them into the trashcan. we shou