23.As students,what can we do to protect the environment?F(1)
,we can' t throw rubbish here and there .Second,if possible,we should walk or r(2)
a bike instead of taking a taxi or a car,because cars and taxis make a lot of(3)
(污染).Third,don't w(4)
water or electricity and try to use fewer school things.And at last,we should care for flowers and trees and take an active part in(5)
(種植) trees.
If we try our best,the environment will get better and better .Let' s do it from now on.