5. Complete the verb + noun collocations in the sentences using the nouns below. the area arrest CCTV footage the culprits a house an investigation suspects witnesses

1 a Police have launched an investigation. b The police are studying CCTV footage of the area. c They hope to identify the culprits and have appealed for more witnesses to contact them. 2 d They were patrolling the area and became suspicious. e The police are interviewing two suspects nearby. f They have also searched a house and made another arrest.