我们的学校保持清洁(Kp our school clan)as w all know,it's vry important for us to kp our school clan and tidy,bcaus w ar junior studnts,it's our duty to kp th school clan.howvr,w can still s that thr ar many wasts on th ground,such as plastic bags,cans,old battris and so on.thrfor,w hav to protct th nvironmnt as soon as possibl,such as w can't spit anywhr and w shouldn't throw rubbish anywhr,for it's vry rud.w also nd to try our bst to do som claning.in this way,i'm sur that our school will b mor and mor bautiful in th futur.