Fill in the gaps with the correct prepositions. Choose from the following : at for in of with 1. My elder sister is really

1. My elder sister is really interested in the problems of the environment. 2. Nobody advised him what to wear for the interview and he put on his bright green jacket ! 3. I would like to find a job with perks. 4. She is really good at paperwork — all her letters are always typed and filed neatly. 5. If you are fond of animals you could study to be a vet.