2012.125.A water power station (build)___________ in the area several years ago.
2013.65.The company (employ)_______ more than 50 IT engineers since last year.
2012.122.The tour guide marked some places of interest on the map for us (visit)_________ .
2010.125. We have received your letter of May 10th, (inform) _______ us of the rise of the price.