ai giúp em!!

C

congchuadautay_laal

ban nen neu ra thuc trang hien nay cua ca nuoc
sau do lien he den dia phuong
cac dan chung
cach lap luan cua ban(ban co the phan tich cac hien tuong , cai hai , cai loi..........)
tom lai
tong hop lai tat ca cac y de dua ra y chot cho bai van
 
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