N
nhoz_tk


Chi~ vi' mot^. phut' lam^' lo*~ lam' nham' trong phong' thi nen^ gio*' day khong dau^. ki' thi HSG Hoa' cap^' quan^. ( lop 9 ) => ko dc hoc. boi^' duong~ nhung muon' thi chuyen h0a ma' ko biet o^n zi' hit'
Lam' on chi~ zup' em y ! Cam~ on nhiu !