cys717
幼苗
共回答了21个问题采纳率:90.5% 举报
In recent years,the pultion problems have become a new chanllenge.As we known,our environment is very important for us humans.So we should try our best to protect it.First,we should protect the trees as best as we can.Second,we should take the bus when we go out inside of cars.And last,we should make more people to release the importance of protecting our environment.
1年前
7