Дополните предложения соответствующими формами глагола to be во времени Past Simple(was/wasn't, were/weren't). 1.The concert________really fantastic. 2.His children________born in London. 3.The Grimm brothers _________Polish. 5.Pablo Picasso _______a pianist. 6.Chopin's mother__French.She_________Polish. 7.Mozart___________brought up mainly by his father.