1) Ann spoke very quietly because she didn't want to be heard by her mum.
AVOID
2) It's believed that he was the most handsome boy in the town.
BEEN
3) Someone stole his van while he was asleep.
HAD
4) What did they decorate the houses with?
DECORATED
5) A group of football hooligans attacked rival fans at a pub.
GOT
6) I'm going to ask the electrician to install the wiring.
HAVE