TỠM SỐ TỰ NHIỜN N SAO CHOA) (N + 13) ⋮ (N – 5) (VỚI N < 5)...

1, Topic:- School and school activities.- Houses, rooms and furniture.- Friends and things to do with friends.- Neighbourhood and directions.- Natural wonders and travelling.- Tet holiday and things to do at Tet.