In each of these sentences underline who or what is doing the action (the agent).
1 The photo was taken by my brother.
2 The water was pouring out of the hole.
3 A policeman has been murdered by terrorists.
4 We were woken by the alarm.
5 The guide led a group of tourists around the castle.6 The dog has bitten several people.

1 The photo was taken by my brother. 2 The water was pouring out of the hole. 3 A policeman has been murdered by terrorists. 4 We were woken by the alarm. 5 The guide led a group of tourists around the castle.6 The dog has bitten several people.