В for
С in D at
2) We began looking round for advertising agencies which had experience of our market.
A to В with
С by D at
3) The covering letter wasn't attached the CV.
A to В with
С from D by
4) Don't you think you should apply for the job writing?
A with В for
С at D in
5) I was only absent the office for a few minutes!
A for В rom
С in D about
6) Success in this industry depends a lot luck!
A with В from
С at D on