Read these sentences and choose the correct variant.
1.
I washed the floor when the painter having gone
I washed the floor when the painter had gone
2.
I had know before about the contract they signed
I had known before about the contract they signed
3.
By the time Doris got to the party, everyone had gone home
By the time Doris got to the party, everyone had go home
Grandfather by father Lev Alexandrovich - artillery colonel, guard captain. His father - Sergei Lvovich Pushkin (1770-1848), secular wit and amateur poet. Pushkin's mother is Nadezhda Osipovna (1775-1836), granddaughter of Hannibal. Uncle for his father, Vasily Lvovich (1766-1830), was a famous poet of the Karamzin circle. Among the children of Sergei Lvovich and Nadezhda Osipovna, except Olga, survived daughter Olga (in marriage Pavlishcheva, 1797-1868) and son Leo (1805-1852)