The willow trees on the ___B__of the river have put forth ne

The willow trees on the ___B__of the river have put forth ne 是in July the forth 还是on July the forth? We can find trees on both sides of the river There are many trees on _____ side of the river. There are many trees on either____(side)of the river. There are many trees on [ ] side of the river. there are trees on each side of the river the trees are near the river提问 There are trees on either side of the river与There are trees on the river on the river?in the river? ( )And put the young trees.( )Then water the trees