Complete the passive sentences with the verbs in brackets. 1) In 2016, the skull of a Seberian unicorn ___ (find) in the Pavlodar region of Kazakhstan. 2) In the same year , mammoth bones___ (discover) by a local shepherd in a village near Taiynsha 3) The Museum of Nature in Almaty ______( build) in the late 1950s 4) Horses __ (domesticate) about 5,500 years ago 5) The images in the Chauvet cave in France ___( not paint) by the Neanderthals 6) The wals of the cave __ ( decorate ) with beautiful paintings of aurochs and lions