Раскройте скобки употребляя глаголы в требующейся форме: 1) If you were on hijacked plane, you (to attack) the hijackers

1) If you were on hijacked plane, would you attack the hijackers? 2) If they were on a hijacked plane, they would stay calm and would probably survive. 3) If my friend had been trying harder, he would have succeeded. 4) If I had lived in 1703, I shouldn\'t have had a computer. 5) If she smelt smoke in the middle of the night, she would telephone the fire brigade and run into the street and shout, \"Fire\". 6) If he had been invited, he would have come to the party last Sunday. 7) If the driver in front hadn\'t stopped suddenly, the accident would not have happened. 8) If you do not known how to play, my sister will explain the rules to you. 9) If she had told them it was her birthday, they would have given her a birthday present.