Word Building - APPLY

Complete each sentence with different forms of the word 'APPLY'. Make any necessary spelling changes. ANSWERS
1) The book provides an outline of artificial intelligence and its to robotics.
2) Because the police reports are to this particular case, they will not be relevant for trial.
3) Firemen believe a faulty electrical may have started the blaze.
4) A career in mathematics is more than just crunching numbers.
5) There are no other valid websites that have official documentation for the fans of the band.
6) The successful will also be offered a £50-a-week travel bonus.