Change into passive voice. 1) The river has eroded the banks extensively. Share with your friends Share 0 Shreyas Chakraborty answered this The banks have been eroded extensively by the river 1 View Full Answer Aarush Gupta answered this The banks have been eroded extensively by the river.. 0 Shraddha answered this The banks have been eroded by the river extensively 0 Amarjeet Kumar answered this Give her what she wants change into passive voice 0