jo was awarded first prize for the best science presentation by the head.
we are being given some information about the new vaccine by researchers.
a new position in the company was offered to rob by his boss. / ... in the company was offered by his boss to rob.
the results of their experiment have been shown by the scientists to their colleagues. / ... have been shown to their colleagues by the scientists.
further information will be sent to anyone who is interested by the festival organisers. / ... will be sent by the festival organisers to anyone who is interested.