1, c an unknown author from pastra was awarded with the second prize.
2, a i lived by myself but i no longer do it now.
3, d due to the fact that the bus was broken, i was late for work.
4, a he suggested that i would get in touch with the boss.
5, d i'm afraid of working in the garden.
6, b we have been cooking for the party for four hours.
7, a the boatmen could escape just before the boat sank.
8, a it may not be impossible........
9, d would you mind not using the shower after midnight?
10, b i wish you hadn't......
11, d the car costs more than...
12, c she almost never........
13, b several people....
14, d he didn't.........
15, a it can't........