Сomplete the sentences with the correct form of the words in brackets.
1 The two ............ stole the money and escaped. (theft)
2 There were three ........... on the plane. The passengers saw them. (hijscking)
3 Two .......... entered the bank and shouted 'hands up!'. (armed robbery)
4 The ........... went to prison for twenty years. (murder)
5 A group of ............... destroyed the school hall. (vandalism)
6 The police caught a ................ this morning. He entered NATO's computer system and tried to destroy it. (hacking)