they are flowers and trees on__side of this road

they are flowers and trees on__side of this road There are flowers and trees on ___ side of this road.咋填? They plant many trees on__side of the roads in this city There are lot's of trees and flowers on ___ side of the road There are lots of flowers and trees on ( )of the road.A.both There are many new high buildings on__side of Huaihai Road. There are many trees and flowers in this b___park flowers and trees are p () there are lots of flowers and trees补充后面 There are lots of flowers and trees everywhere. There are trees and flowers on ______sides of the street. Along____ side of the streets are planted trees and flowers.